WO2007013217A1 - Composition contenant de l'oxyde de fer (i) et promoteur de croissance des plantes contenant ladite composition - Google Patents

Composition contenant de l'oxyde de fer (i) et promoteur de croissance des plantes contenant ladite composition Download PDF

Info

Publication number
WO2007013217A1
WO2007013217A1 PCT/JP2006/310700 JP2006310700W WO2007013217A1 WO 2007013217 A1 WO2007013217 A1 WO 2007013217A1 JP 2006310700 W JP2006310700 W JP 2006310700W WO 2007013217 A1 WO2007013217 A1 WO 2007013217A1
Authority
WO
WIPO (PCT)
Prior art keywords
mass
iron
growth promoter
oxide
containing composition
Prior art date
Application number
PCT/JP2006/310700
Other languages
English (en)
Japanese (ja)
Inventor
Satoshi Mori
Hirohiko Sasamoto
Masaharu Yasui
Original Assignee
Aichi Steel Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aichi Steel Corporation filed Critical Aichi Steel Corporation
Priority to JP2007528359A priority Critical patent/JP4096206B2/ja
Publication of WO2007013217A1 publication Critical patent/WO2007013217A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D9/00—Other inorganic fertilisers
    • C05D9/02—Other inorganic fertilisers containing trace elements
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/10—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16—Heavy metals; Compounds thereof

Definitions

  • the present invention relates to a ferrous oxide-containing composition and a plant growth promoter containing the same. More specifically, the present invention relates to a ferrous oxide-containing composition containing ferrous oxide and a composite oxide containing elements such as Ca and A1, and a plant growth promoter containing the same.
  • the ferrous oxide-containing composition of the present invention can be used in various applications such as plant growth promoters, mineral supply promoters, and plant sugars, polyphenols and vitamins.
  • plant growth promoters such as potato, and sweet potatoes such as sweet potatoes and potatoes can be grown sufficiently in a short period of time to increase the sugar content of fruit vegetables such as melons.
  • Iron is an essential element although it is a trace element for plants. Usually, it is contained in crops in an amount of about 1 to 4 OOppm, and even if it is a trace element, deficiency causes a specific deficiency. For example, iron is involved in the formation of chlorophyll, and when deficient, the leaves turn yellow. Iron is also involved in nitrogen metabolism, and deficiency impairs protein synthesis. In order to supply iron, which is an essential element for plant growth, the use of iron powder, converter iron, hydroxy-iron iron, or the like as an iron-containing composition has been proposed (for example, see Patent Document 1).
  • the hydrogen ion index (hereinafter referred to as “pH”) of this aqueous solution is usually 2 to 3, and if the pH is 5 or less, the solubility is sufficiently high and kept in a liquid state.
  • a liquid or powder fertilizer containing chelated iron using a chelating agent such as ethylene diamin tetraacetic acid (EDTA) is also provided.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 8-277183 Disclosure of the invention
  • the iron-containing composition described in Patent Document 1 has a large portion of the eluted iron precipitated as ferric hydroxide, which cannot be taken up by plants, for example, and is essential for plants. He was unable to supply enough elemental iron.
  • chelated iron has a problem that the chelating agent such as EDTA remaining after the iron is supplied to the plant and taken into the plant easily binds to heavy metals in the soil. That is, heavy metals such as Pb and Cd are usually in the form of chelates by combining the remaining remaining chelating agents and heavy metals that exist in the soil as water-insoluble acid oxides. May dissolve and cause heavy metal contamination.
  • the present invention solves the above-mentioned conventional problems, and contains ferrous oxide and a composite oxide, and divalent iron ions eluted in the acid ferrous water
  • a ferrous oxide-containing composition that is prevented from being precipitated as hydroxide, ferric iron, and the like, and a plant growth promoter containing the composition and capable of efficiently absorbing iron into a plant For the purpose.
  • ferric oxide When ferric oxide is contacted with water, it is easily soluble if the pH is low, but is insoluble if the pH is high. Since the pH of soil is generally around 6.0, ferrous oxide dissolves in water and divalent when a plant growth promoter containing ferrous oxide is used to supply iron to plants. The iron ions are eluted. However, when the pH is about 6.0, ferric hydroxide and the like are easily formed, and divalent iron easily becomes trivalent iron, which becomes insoluble in water and precipitates. Cannot be included.
  • the ferrous oxide-containing composition of the present invention contains a specific complex oxide having elements such as Ca, A1, and Mg in addition to ferrous oxide.
  • the pH is maintained at 7.0 or higher by gradually eluting Ca ions, A1 ions, Mg ions, etc. from the material. Therefore, the supply of iron is stably continued, and the growth of the plant is promoted.
  • iron is stably supplied on the alkali side in this way, it is said to be about 20% of the world soil. When used in alkaline soil, it functions well as a plant growth promoter.
  • CaO or the like is added to ferrous oxide, the pH of the soil can be increased.
  • Ca ions and the like are also eluted at once, and the pH is temporarily reduced to, for example, 12.0. It becomes moderately high.
  • it eluted Ca ions flows out like groundwater, subsequent rainfall or the like washed away by want ,, high, because such the absence of Ca ions only to maintain P H, Sani ⁇ Ferrous iron, which is hardly soluble in water, becomes ferric hydroxide, ferric iron, etc., and cannot be taken up by plants, and its actions and effects do not continue.
  • the present invention has been made based on such knowledge.
  • the present invention is as follows.
  • the above complex oxides are CaAl O, FeAl O, MgAl O, CaFeSi O, MgFeSi
  • composition containing ferrous oxide according to 1 above which is at least one.
  • the above complex oxide is one of CaAl O, FeAl O, CaFeSi O and CaSi O.
  • ferrous oxide-containing composition 100 parts by mass, the total of the ferrous oxide and the composite oxide is 65 parts by mass or more. Iron-containing composition.
  • the composite oxide is 0.5 to 10% by mass. Composition.
  • a plant growth promoter comprising the ferrous oxide-containing composition as described in 1 above and a chelating substance.
  • the ferrous oxide-containing composition of the present invention When the ferrous oxide-containing composition of the present invention is brought into contact with water, divalent iron ions eluted in the water are suppressed from precipitating as ferric hydroxide or iron. Therefore, the divalent iron ions dissolved in water can be efficiently absorbed by plants. For example, when used as a plant growth promoter, chlorophyll formation and protein synthesis are promoted, and melon Such fruits and vegetables produce effects such as increased sugar content.
  • the composite oxide further contains at least one of Fe and Si, the composite oxides i CaAl O, FeAl O, MgAl O, CaFeSi O, MgFeSi O, CaSi O, MgSi
  • composite oxides are small in CaAl 2 O, FeAl 2 O, CaFeSi 2 O and CaSi 2 O.
  • the ferrous oxide-containing composition is 100 parts by mass
  • the total of ferrous oxide and the composite oxide is 65 parts by mass or more
  • the ferrous oxide and the composite oxide When the total content is 100% by mass and the content of the composite oxide is 0.5 to 10% by mass, divalent iron ions can be dissolved in water as they are for a longer period of time. .
  • the ferrous oxide-containing composition was added to a hydrochloric acid aqueous solution having a hydrogen ion index of 2.2 so that the mass ratio was 10% by mass, and the pH measured after 24 hours was 8.0 to 12.0. And when the pH measured after 264 hours is 7.5 to: L 1.0, the divalent iron ion is sufficiently suppressed from precipitating as ferric oxide, etc. When used as a growth promoter, iron can be absorbed by plants over a long period of time, which has a great effect of promoting growth.
  • A1 and Ca contained in an aqueous solution prepared by adding the ferrous oxide-containing composition to a hydrochloric acid aqueous solution having a hydrogen ion index of 2.2 to a mass ratio of 10% by mass were added after 264 hours.
  • the pH of the solution can be kept higher, and divalent iron ions Sedimentation as dihydrated pig iron is sufficiently suppressed.
  • the ferrous oxide-containing composition is granulated by dusting iron-containing dust, and then the granulated product is heated under vacuum and the iron content contained in the granulated product becomes FeO, Next, when the FeO-containing powder is obtained by quenching under vacuum, the precipitation of divalent iron ions as ferric hydroxide or ferrous iron is sufficiently suppressed.
  • the plant growth promoter of the present invention it is possible to sufficiently supply iron to the plant and promote the growth of the plant.
  • the plant growth promoter when the plant growth promoter is 100% by mass, it contains the ferrous oxide-containing composition. If the total amount of the chelating substance is 85% by mass or more, the plant can be supplied with iron more fully.
  • the total amount of the ferrous oxide-containing composition and the chelating substance is 0.1 to 5% by mass when used at the seedling stage and the plant growth promoter is 100% by mass,
  • the plant can be supplied with iron more fully.
  • the plant when used by contact fertilization at the seedling stage, the plant can be supplied with iron very efficiently.
  • the chelating substance is at least one of humus and cow dung, the growth of the plant can be further promoted.
  • the plant growth promoter of the present invention can supply iron more fully to plants.
  • the plant growth promoter when used at 100% by mass in an alkaline soil and the plant growth promoter is 100% by mass, the total of the ferrous oxide-containing composition and the chelating agent is 0.1 to 5% by mass. In some cases, despite being alkaline soil, the plant growth promoter of the present invention can more sufficiently supply iron to plants.
  • the plant growth promoter of the present invention can extremely efficiently supply iron to the plant even though it is an alkaline soil. Can do.
  • FIG. 1 is a schematic explanatory view of an FeO powder production apparatus used in Example 1.
  • FIG. 1 is a schematic explanatory view of an FeO powder production apparatus used in Example 1.
  • FIG. 2 is an explanatory diagram using an X-ray diffraction chart (2 ⁇ is 10 to 50) of the FeO powder produced in Example 1.
  • FIG. 3 is an explanatory diagram using an X-ray diffraction chart (2 ⁇ force 0 to 100) of the FeO powder produced in Example 1.
  • FIG. 4 is a graph showing changes in pH of an aqueous solution in which FeO powder is dissolved.
  • FIG. 5 is a graph showing the change over time of the pH of an aqueous solution in which reagent FeO is dissolved.
  • FIG.6 Water solution when the solvent of the aqueous solution in which FeO powder is dissolved is replaced with an acidic solvent in a timely manner. It is a graph which shows the time-dependent change of pH of a liquid.
  • FIG. 7 is an explanatory diagram using an SEM photograph of the FeO powder produced in Example 1.
  • FIG. 8 is an explanatory diagram using an EDX qualitative analysis chart of the FeO powder produced in Example 1.
  • FIG. 9 is an explanatory diagram using an SEM photograph of a red rust portion of FeO powder taken out from an aqueous solution in which FeO powder is dissolved after 21 days.
  • FIG. 10 is an explanatory diagram using an EDX qualitative analysis chart of the red rust portion of FeO powder taken out from an aqueous solution in which FeO powder is dissolved after 21 days.
  • FIG. 11 An explanatory diagram using a SEM photograph of the red rust of the FeO powder taken out after 21 days from the aqueous solution in which the FeO powder was dissolved.
  • FIG. 12 is an explanatory diagram using the EDX qualitative analysis chart of the portion where the red rust of the FeO powder taken out from the aqueous solution in which the FeO powder was dissolved after 21 days had elapsed.
  • FIG. 13 is an explanatory diagram using an X-ray diffraction chart of FeO powder taken out from an aqueous solution in which FeO powder is dissolved after 21 days.
  • FIG. 14 is an explanatory diagram using an X-ray diffraction chart of FeO powder taken out from an aqueous solution in which reagent FeO is dissolved after 11 days.
  • FIG. 15 An explanatory view of photographs showing a comparison of the size of ginseng harvested from a cultivation plot using a soil type growth promoter and that from a control plot.
  • FIG. 16 Cultivation plotting power using a soil type growth promoter An explanatory diagram based on a photograph comparing the size of harvested peanuts and peanuts harvested from a control plot.
  • FIG. 17 An explanatory diagram with photographs showing a comparison of the size of Chinese cabbage harvested from a cultivation plot using a soil-type growth promoter and the Chinese cabbage harvested from a control plot.
  • the “ferrous oxide-containing composition” contains ferrous oxide and a specific composite oxide.
  • the above “ferrous oxide” has a NaCl-type crystal structure and is a substance mainly composed of iron and oxygen.
  • This ferrous oxide may contain substances in which some of the iron atoms are replaced with transition metal atoms, etc., and substances in which some of the oxygen atoms are substituted with other elements such as halogen elements. Good. Moreover, the substance which has an atomic vacancy may be contained. This ferrous oxide is usually in powder form.
  • the ferrous oxide is preferably contained in an amount of 65% by mass or more when the total of the ferrous oxide and the composite oxide is 100% by mass. This content is more preferably 90 to 99.5% by mass, particularly preferably 93 to 97% by mass.
  • the content of ferrous oxide can be measured by a method such as an X-ray diffraction method.
  • the “composite oxide” has at least one element of Ca, A1, and Mg.
  • Such complex oxides include CaAl O, FeAl O, MgAl O
  • the complex oxide may further contain other elements, and the other elements are often at least one of Fe and Si.
  • the composite oxide may have Zn and Mn as other elements.
  • divalent iron ions eluted in acid ferrous water should be sufficiently suppressed from precipitating as hydroxy acid ferric acid or the like.
  • CaFeSi 2 O and CaSi 2 O force are preferred. These complex oxides also contain only one type
  • CaAl O has a continuous elution of Ca ions and Al ions.
  • iron ions can be reliably prevented from being precipitated as hydroxide or ferric iron.
  • FeAl O selectively elutes with hydroxides due to continuous elution of A1 ions.
  • This composite oxide is produced, for example, when a ferrous oxide-containing composition is produced by the method described later.
  • the type of composite oxide to be produced varies depending on the raw materials used and the manufacturing conditions, and for example, at least one of the above-mentioned various complex oxides is produced. However, if divalent iron ions are prevented from precipitating as ferric hydroxide or the like, the same actions and effects are produced.
  • the content of the composite oxide can be set to 0.3 to 15 mass% when the total of the ferrous oxide and the composite oxide is 100 mass%.
  • the content of this complex oxide is preferably 0.5 to: L0% by mass, particularly preferably 3 to 7% by mass. If the content of the composite oxide is 0.3 to 15% by mass, particularly 0.5 to 10% by mass, and further 3 to 7% by mass, divalent iron ions eluted from ferrous oxide into water It is possible to sufficiently suppress the precipitation as ferric oxide.
  • the ferrous oxide-containing composition contains metal iron, MgO, CaO, Al 2 O, Fe 2 O, ZnO, MnO, and the like in addition to ferrous oxide and the specific composite oxide described above. It may be. This
  • the content of these other components is preferably not more than 35 parts by mass, particularly not more than 15 parts by mass, when the ferrous oxide-containing composition is 100 parts by mass. More preferably. If the content of other components is 35 parts by mass or less, the content of the ferrous oxide-containing composition is ensured, and as a result, sufficient iron ions can be supplied. Force The divalent iron ions eluted in the water are sufficiently suppressed from precipitating as hydroxide or ferric iron.
  • Water does not contain negative ions, such as C1 ions, which react with Ca ions and A1 ions, etc., which are eluted by complex acid strength, to form compounds that are insoluble or insoluble in water. If it is contained, the smaller the content, the better.
  • negative ions such as C1 ions, which react with Ca ions and A1 ions, etc., which are eluted by complex acid strength, to form compounds that are insoluble or insoluble in water. If it is contained, the smaller the content, the better.
  • the pH after 24 hours is 8.
  • the pH can be 0 to 12.0, and the pH after 264 hours can be 7.5 to 11.0.
  • This pH can in particular be 9.5 to: L 1.5 after 24 hours and can be 8.0 to 10.0 after 264 hours. If the pH after 24 hours is 8.0 to 12.0, and the pH after 264 hours is 7.5 to: L 1.0, divalent iron ions eluted in ferrous oxide water will be Sedimentation as ferric oxide and ferric iron is sufficiently suppressed.
  • iron when used as a plant growth promoter, iron can be absorbed efficiently by plants, and plant growth Can be promoted sufficiently.
  • the content of A1 can be 70 to 130 mg / liter, particularly 85 to 120 mg, and the content of Ca is 90 to 170 mgZ liter. Can be mgZ liters. In this way, even after the liquid preparation ability has elapsed for a long time, since a large amount of A1 and Ca are eluted, the pH after 264 hours can be kept sufficiently high as described above. It is sufficiently suppressed that the valent iron ions are precipitated as hydroxide or ferric iron.
  • the Ca content can be 130 to 170 mg / liter, particularly 140 to 160 mg / liter.
  • the pH of the liquid can be sufficiently increased by elution of Ca.
  • This element can be quantified, for example, by high frequency inductively coupled plasma emission spectroscopy.
  • the manufacturing method of the ferrous oxide containing composition of this invention is not specifically limited, For example, the following manufacturing methods are mentioned.
  • a granulation step for granulating iron-containing dust into a granulated product, and the granulated product under vacuum And a heating step in which the iron content in the granulated product is FeO and a cooling step in which the powdered FeO is rapidly cooled under vacuum.
  • FeO powder the powder of the ferrous oxide-containing composition produced by such a method.
  • dust containing iron As dust containing iron, forged shot dust collected in the forging process, electric furnace dust, blast furnace dust, converter dust, cupola dust, etc. generated in the steel making process can be used.
  • These dusts are not particularly limited as long as they contain iron.
  • the iron content is not limited.
  • the dust is usually a powder, but is not limited thereto, and may be a small piece or a mixture of a powder and a small piece. In the case of powder, the average particle size is usually 3 to 10 m.
  • the iron content is contained in the dust as iron oxide or as a mixture of iron oxide and metallic iron, but the metallic iron contained in the dust is preferably 40% by mass when the total iron content is 100% by mass. In the following, it is particularly preferably 30% by mass or less (may be 0% by mass). Only one type of dust may be used, or two or more types of dust may be used.
  • the dust may contain Zn, Ni, Cu, Mn, etc. These may be a single metal or a compound such as an acid oxide.
  • dust is used as a granulated product because Fe 2 O, Fe 2 O and
  • This granulated product is obtained by solidifying a mixture of dust and treatment material, and solidifying the mixture of dust and treatment material in order to solidify the mixture of the dust and treatment material. is there.
  • An appropriate amount of the treatment material is blended depending on the iron content contained in the dust and the types of other metals and their contents.
  • the treatment material contains, for example, iron used for the purpose of producing a large amount of FeO powder and efficiently producing FeO powder when the iron content in the dust is small. Examples include cutting waste, polishing waste, and iron powder. In addition, for the purpose of promoting the reaction and recovering other metals contained in the dust as a simple substance, etc. It can also be blended. In particular, dust contains zinc (usually contained as ZnO), and when it is recovered as zinc alone at the same time as the production of FeO powder, cutting waste and polishing waste containing iron, iron powder, etc. In addition, it is preferable to use a reducing agent used for pig iron and steel and the like, and a reducing agent that also has the power of waste materials containing a large amount of carbon such as tire scrap. This reducing agent can be used alone or in combination of two or more.
  • the shape is not particularly limited as long as it can be blended with dust to form a granulated product together with dust, but the shape of powder, granules, small pieces, etc. Some can be used.
  • the powder when used as a reducing agent, in consideration of the efficiency of each reaction and reduction of other metal oxides contained in the dust, the powder is preferably a powder that can be contacted more. .
  • the average particle diameter is not particularly limited, but can be 200 m or less, and preferably 180 m or less. The lower limit of the average particle size is up to fine powder that is easy to obtain and handle.
  • the mixing ratio of the dust and the reducing agent is not particularly limited.
  • the reducing agent is preferably 100 parts by mass or less, particularly preferably 90 parts by mass.
  • it is more preferably 80 parts by mass or less (usually 30 parts by mass or more).
  • the reducing agent exceeds 100 parts by mass, the processing efficiency decreases.
  • it is less than 30 parts by mass, it may not be possible to sufficiently reduce other metal oxides such as zinc oxide.
  • the granulated product is produced by further blending a binder with a mixture of dust and other treatment materials.
  • a binder there is used an alumina cement which does not cause a problem of smoke and odor even if it volatilizes and can generate the above-mentioned specific complex oxide.
  • the amount of the alumina cement is preferably 3 to 20 parts by mass, particularly preferably 3 to 15 parts by mass, and more preferably 3 to 15 parts by mass when the total of dust or a mixture of dust and other treatment materials is 100 parts by mass. Preferably it is 3-12 mass parts. If the blending amount is less than 3 parts by mass, it is not easy to produce a granulated product because the binder is too small. If it exceeds 20 parts by mass, the granulated product may become brittle, and the amount of gas derived from the binder is generated. May increase, which is not preferable.
  • the shape of the granulated product is not particularly limited, and a sphere, an ellipsoid, a hemisphere, a cube, a cuboid, a cylinder Any of body, pricket and the like may be used.
  • the granulated product may be a dense body or a porous body. Furthermore, in order to transfer heat to the whole granulated product, or to maintain the shape of the granulated product during heating, the heat conduction from the start of heating until reaching a predetermined temperature is taken into consideration.
  • the diameter (diameter in the case of a sphere, maximum interstitial dimension in the case of other shapes) is preferably 25 mm or less, particularly preferably 15 mm or less, more preferably 10 mm or less (usually 3 mm or more). If the diameter exceeds 25 mm, the inside of the granulated product is difficult to reach the predetermined temperature, which is not preferable. On the other hand, if it is less than 3 mm, the granulated product may aggregate and time may be required for the reaction.
  • the heating step is a reaction step for producing FeO powder. That is, it is a process in which the granulated product is heated under vacuum and the iron content in the granulated product is changed to FeO.
  • the reaction between zinc oxide and metallic iron produces metallic zinc and FeO, which is above 600 ° C. Normally, it evaporates under a high vacuum of about 1.56 kPa, so it can be recovered as metallic zinc in the heating process.
  • the heating process to convert the iron contained in the dust into FeO is also a recovery process for recovering other metals such as zinc as a simple metal.
  • the degree of vacuum in the heating process is preferably set so that FeO is efficiently generated.
  • This degree of vacuum can be set to 0.1 to 13.3 kPa, preferably 2.6-13. 3 kPa, particularly preferably 4.0 to 6.7 kPa. If the degree of vacuum is too low, a lot of metallic iron tends to remain without being oxidized. On the other hand, if the degree of vacuum is too high, the generated FeO
  • the atmosphere of the force heating process in which a trace amount of oxygen is contained in this vacuum atmosphere may be an inert gas atmosphere having an oxygen partial pressure equivalent to this vacuum atmosphere.
  • the heating step is performed in the vacuum atmosphere described above.
  • This heating may be a method in which the granulated product is heated from room temperature to a predetermined temperature and maintained at the predetermined temperature, and the granulated product is put into an atmosphere that has been set lower than the predetermined temperature in advance.
  • a method of raising the temperature to a predetermined temperature and maintaining the predetermined temperature may be used.
  • a method may be used in which the granulated product is put into an atmosphere set in advance at a predetermined temperature and the predetermined temperature is maintained.
  • the method of raising the temperature of the granulated product to normal temperature power to a predetermined temperature and maintaining the predetermined temperature is particularly preferable because powdering of the granulated product can be further suppressed. Furthermore, the rate of temperature rise when the temperature is raised is not particularly limited.
  • the predetermined temperature in the heating step is preferably 600 to: L100 ° C, particularly preferably 800 to 950 ° C.
  • the heating temperature is less than 600 ° C, the recovery rate as FeO is low, and when it exceeds 1100 ° C, dust may melt, which is not preferable.
  • the heating temperature is preferably set to 800 ° C or higher.
  • the heating furnace must have a high heat resistance. In particular, an expensive refractory and a special sealing material for creating a vacuum atmosphere are required. C or less is preferable.
  • the heating time in the heating step is not limited as long as the entire granulated product can be heated to a uniform temperature.
  • the heating time is preferably 30 minutes or more, particularly preferably 30 minutes or more and 6 hours or less. If the heating time is too short, FeO may not be generated sufficiently. On the other hand, if the heating time is too long, the FeO powder tends to agglomerate and the productivity tends to decrease, which is not preferable.
  • the combination of the heating temperature and the heating time is preferably 90 minutes or more when the temperature is 800 to 850 ° C, and 60 hours when the temperature is 850 to 900 ° C. When the temperature is preferably 900 to 950 ° C, the time is preferably 30 minutes or more.
  • the granulated product is usually heated using a heat treatment furnace.
  • the heat treatment furnace is not particularly limited as long as it includes at least a heater and can uniformly heat the granulated product to be charged.
  • Examples of the heat treatment furnace include a roller hearth furnace and a rotary kiln.
  • the granulated product is powdered by, for example, a stirring means equipped with a stirring blade while moving in the heat treatment furnace.
  • This heat treatment furnace may be equipped with a recovery device for recovering metallic zinc and the like produced by the reduction.
  • the amount of granulated product input to the heat treatment furnace is not particularly limited ⁇ Considering heat conduction to the entire granulated product heated in the 1S heat treatment furnace, the average height of the granulated product sprayed on the hearth is Usually, it is preferable that the input amount is 100 mm or less, particularly 80 mm or less, and further 30 mm or less.
  • a collector disposed for recovering metallic zinc or the like normally prevents oxidation of metallic zinc or the like.
  • the inside is preferably a vacuum atmosphere.
  • Metal zinc and the like are melted in this collector, and then solidified into an ingot. Ingots are preferable because the recovered metal can be easily handled later.
  • the cooling step is a step for holding the FeO powder generated by the heating step as “FeO” powder.
  • the FeO powder is rapidly cooled in a vacuum atmosphere.
  • the degree of vacuum is preferably 13.3 kPa or less, particularly preferably 6.7 kPa or less, more preferably 1.33 kPa or less (usually 0.133 kPa or more). If the degree of vacuum is low, FeO may be oxidized to Fe 2 O or Fe 2 O or the like. Furthermore, the cooling rate during rapid cooling is 100-45
  • the temperature can be 0 ° CZ, preferably 200 to 450 ° CZ. If the cooling rate is too small, that is, if it takes a long time to cool down, FeO is oxidized and becomes Fe O or Fe 2 O, etc.
  • this cooling step it is preferable to cool to 300 ° C. or less, preferably 200 ° C. or less, particularly preferably 150 ° C. or less (usually 100 ° C. or more) under the above conditions.
  • a granulated product containing metallic iron In order to increase the recovery rate of FeO powder in the above production method, it is preferable to use a granulated product containing metallic iron.
  • the content of metallic iron is preferably 5% by mass or more, particularly preferably 5 to 85% by mass, and more preferably 8 to 8% when the total amount of iron components contained in the granulated product is 100% by mass. 50% by mass.
  • the content of FeO powder converted based on the total amount of iron is 80% by mass or more, preferably 85% by mass or more, particularly preferably 90% by mass or more. be able to
  • Examples of the raw material constituting the granulated product containing metallic iron as described above include the following.
  • description of a binder etc. is abbreviate
  • Dust cleaning in the dust cleaning step is performed by washing with water.
  • This washing method is not particularly limited. It is sufficient that the chlorine component contained in the dust is sufficiently dissolved and removed in the water during washing, for example, a method of adding water and dust into a container and stirring, and then removing the dust from the container, and For example, water can be continuously flowed into and out of a container filled with dust.
  • the method of washing in the rotary of the rotary mixer truck is preferred.
  • the mass ratio between the dust and the cleaning water, the cleaning time, and the like in the dust cleaning step are not particularly limited.
  • the method for removing the washing water from the dust in the washing water removal step is not particularly limited, and examples thereof include water removal by filtration, filter press, and centrifugation. Among these, a method using a filter press is more preferable.
  • the chlorine content in the dust after the washing water removal step it is preferable to reduce the chlorine content in the dust after the washing water removal step to 0.5% by mass or less, particularly 0.4% by mass or less, and further to 0.3% by mass or less. It is more preferable.
  • This dust having a low chlorine concentration makes it difficult for the dust to agglomerate during vacuum heating, thereby preventing the formation of lump dust.
  • the dust after the washing water removal process may contain moisture, and the remaining moisture can be effectively used in the granulation process.
  • the upper limit of the residual moisture is preferably 20% by mass, particularly preferably 15% by mass, and more preferably 12% by mass when the dust after the washing water removing step is 100% by mass.
  • this method for producing FeO powder it is possible to efficiently produce a large amount of FeO powder by treating iron-containing dust as a recycled raw material. That is, by granulating the dust, uniform heating is performed by the excellent thermal conductivity of the granulated product, and the reaction during vacuum heating proceeds smoothly. Furthermore, FeO produced in the heating process is rapidly cooled under a predetermined pressure of vacuum, so that it can be recovered as FeO without being further oxidized. In other words, FeO can be further oxidized and recovered as FeO without becoming another oxidation state such as Fe 2 O and Fe 2 O. Also granulate
  • the ferrous oxide-containing composition of the present invention can be used as a plant growth promoter by blending a substance containing a component chelating iron, that is, a chelating substance.
  • a component chelating iron that is, a chelating substance.
  • the components that chelate iron include fulvic acid
  • examples of chelating substances containing fulvic acid include humic soil, cow dung, chicken manure, compost, and manure containing cow dung, etc.
  • chelate-containing koji-containing substances humic soil and cow dung, which are particularly excellent in promoting plant growth, are preferable.
  • This chelate-containing soot substance may be used alone or in combination of two or more.
  • the total of the ferrous oxide-containing composition and the chelating substance is 85% by mass or more, particularly 90% by mass or more, and further 95% by mass or more (100% by mass) It may be.
  • the total of the ferrous oxide-containing composition and the chelating substance is 0.1 to 5 when the plant growth promoter is 100% by mass. It is preferable that the content is 5% by mass, particularly 0.5 to 5% by mass, and more preferably 1 to 5% by mass.
  • fertilization is applied to the plant in the immediate vicinity of the seedling, so-called contact fertilization, so that iron can be supplied to the plant extremely efficiently.
  • the ferrous oxide-containing composition when the total of the ferrous oxide-containing composition and the chelating substance is 100% by mass, the ferrous oxide-containing composition may be 12-90% by mass, particularly 50-90% by mass. It is preferable. If the content of the ferrous oxide-containing ferrous iron composition is 12 to 90% by mass, plant growth can be sufficiently promoted.
  • the plant growth promoter may contain other inorganic components and metals.
  • Inorganic components include iron sesquioxide, iron tetroxide, acid manganese, acid aluminum, silicon oxide, magnesium oxide, titanium oxide, ferrite, calcium sulfate, calcium carbonate, calcium silicate, aluminum silicate, three Examples include acid and antimony.
  • Examples of the metal include iron, manganese, zinc, nickel, copper, calcium, aluminum, molybdenum, and chromium.
  • the alloy which has 2 or more types of these metals, or another metal may be contained.
  • carbon, boron, phosphorus, sulfur, etc. may be contained.
  • Each of these inorganic components, metals, alloys, etc. may contain only one type. More than one species may be contained.
  • two or more of inorganic components, metals and alloys may be included.
  • the shape, size, etc. of each of the inorganic component, metal, alloy, etc. are not particularly limited.
  • the other components when the plant growth promoter is 100 parts by mass, the other components are preferably 15 parts by mass or less, particularly 5 parts by mass or less.
  • the total content of the ferrous oxide-containing composition and the chelating substance in the plant growth promoter is the property of the medium in which the plant growth promoter is used. It can be adjusted as appropriate according to the type of crop.
  • the plant growth promoter is a mixture of a ferrous oxide-containing composition and a chelating substance.
  • the ferrous oxide-containing composition and the chelating substance can be mixed in advance before use.
  • This plant growth promoter can sufficiently promote the growth of plants when used in ordinary agricultural land around pH 6.0 in Japan.
  • pH 7.0 and below 11.0, especially pH 7.5 ⁇ : L 1.0, moreover pH 8.0 ⁇ : L 1.0, use in the saying stomach, norekaji soil, especially norekaji lime soil The plant growth can be sufficiently promoted.
  • the total content of the ferrous oxide-containing composition and the chelating agent in the plant growth promoter should be within the above range. preferable.
  • iron when used in the seedling stage, iron can be supplied to plants very efficiently by contact fertilization even in alkaline soil.
  • the above alkaline soil refers to 10g of dried soil with 25ml of distilled water, shaken for 1 hour, and when the pH of the resulting suspension is measured, the pH exceeds 7. It means soil.
  • the alkaline soil includes alkaline soil obtained by alkaline conversion of original alkaline soil and non-alkaline soil by, for example, fertilization, desert culturing, or the like.
  • Examples of the above alkaline soil include shell fossil soil, calcareous soil, and soil Examples include soils containing various calcareous components. These may be used alone or in combination of two or more. Furthermore, it is a mixed soil of an alkaline soil containing these various calcareous components and a non-alkaline soil, which includes an alkaline soil as a whole.
  • This plant growth promoter can be used for cultivation of various plants. For example, when used for rice, spinach, cabbage, Chinese cabbage, Komatsuna, broccoli, cauliflower, radish, onion, carrot, peanut, sweet potato, potato, watermelon, melon, etc., sufficient growth promoting effect and effect To be played.
  • the amount of the plant growth promoter used is not particularly limited, and should be appropriately adjusted according to the types of plants that grow as described above, the types and amounts of fertilizers used in combination, the types of soil, the pH of the soil, and the like. Is preferred. In addition, it is preferable to appropriately adjust the contents of the FeO powder and the chelating substance in the plant growth promoter.
  • Electric furnace dust was used as a raw material.
  • This electric furnace dust contains 35.8 mass% Fe, 2.2.7 mass% Zn, 5.95 mass% C, 2.92 mass% Ca, 2.89 mass% Mn and C1 respectively.
  • Si contains 2.16% by mass
  • Pb contains 1.48% by mass
  • Cr contains 1.24% by mass. Its average particle size is 10 m.
  • This electric furnace dust 5 tons was washed with a tank charged with 10 tons of water for 1 hour. Thereafter, water was removed with a filter press to obtain a clay-like cake containing 20% by mass of water.
  • the granulated product 4 was put into the hopper 11 of the material supply system 1 and replaced with a vacuum atmosphere, and then transferred to the vacuum heating furnace 21 of the vacuum heating system 2.
  • the vacuum heating furnace 21 has four stages of heating chambers 21, each stage is partitioned by a bottom 24, and a heater 25 for heating the granulated product 4 by radiant heat transfer is provided at each stage.
  • an opening for dropping the granulated product 4 to the lower stage is provided at a predetermined position of the bottom 24.
  • a stirrer 23 is extended through the four-stage heating chamber of the vacuum heating furnace 21.
  • the stirrer 23 includes a shaft 231, a rotating blade 232 attached to the shaft 231, a stirring member 233 disposed so as to extend from the rotating blade 232 toward the bottom 24 of the vacuum heating furnace 21, and a motor 234 Have Then, the rotary blade 232 was continuously rotated by the rotational drive of the motor 234, and the granulated product 4 on the upper surface of the bottom 24 of each stage was stirred.
  • the internal pressure of the vacuum heating furnace 21 is set to 5.3 kPa by a vacuum pump, the heater 251 of the first stage caloric heat chamber 211 is set to 800 ° C, and the heater of the second stage caloric heat chamber 212 is set.
  • the temperature of each of the heaters 253, 254, and 255 in the third heating chamber 213, the fourth heating chamber 214, and the heating chamber 215 further below the fourth heating chamber 214 Each was set to 900 ° C.
  • the granulated product 4 was retained with stirring for 30 minutes in each heating chamber while adjusting the rotational speed of the stirrer, and then dropped into the lower heating chamber. Therefore, the granulated product was heated at 800 ° C for 30 minutes, 850 ° C for 30 minutes, and 900 ° C for 1 hour. The granulated product gradually changed to powder by stirring.
  • the powder contains complex oxides that are strong in the granulated product.
  • the FeO powder was added to the pH adjusting solution, and according to the X-ray diffraction of the FeO powder taken out after a predetermined time, the CaFeSi 2 O diffraction peak disappeared.
  • the FeO powder has the lowest pH, and even when a pH adjusting solution of pH 2.2 is used, the pH after lapse of 11 days is 8.7, and no red rust is generated. It was.
  • the pH after 11 days is 4.9 when the pH adjustment solution of pH 2.2 is used, and 6.2 when the pH adjustment solution of pH 4.2 is used.
  • pH adjustment solution of pH 5.0 was used, it was 6.3, and red rust occurred regardless of pH of pH adjustment solution after 4 days.
  • FeO powder was observed by SEM and measured by EDX.
  • Fig. 7 is an explanatory diagram based on a photograph of FeO powder observed by SEM
  • Fig. 8 shows the EDX measurement results of FeO powder
  • Fig. 9 is an explanatory diagram based on a photograph in which FeO powder was dissolved in a pH adjustment solution and the portion where red rust occurred was observed with an SEM
  • Fig. 10 was dissolved in the pH adjustment solution.
  • Fig. 11 is an explanatory diagram based on a photograph taken by dissolving the FeO powder in the pH adjustment solution and observing the portion where red rust was generated by SEM, and Fig. 12 shows the FeO powder in the pH adjustment solution. This is the EDX measurement result of the part where the melted red rust did not occur.
  • FIGS. 7 and 9 It can be seen from FIGS. 7 and 9 that the outer shape is clearly changed. Also, from Fig. 8 and Fig. 10, when FeO powder is added to the pH adjustment solution, red rust is generated, Ca, A1, etc. are reduced compared to the measurement result of FeO powder that has not been treated at all. This is consistent with the results of Ca, A1, etc. eluting in (1) above. When comparing Fig. 10 and Fig. 12, in Fig. 10, Ca, A1, etc. are slightly smaller than Fig. 12, and the uneven distribution of Ca, A1, etc. affects the occurrence of red rust. It is inferred.
  • FeO is the main component, and in addition, Fe, FeAl 2 O and
  • the reagent FeO is mainly composed of FeO.
  • the FeO powder contains the reagent FeO but does not contain a specific complex oxide!
  • soil-type growth promoter FeO powder and humus (Ueda Forestry Co., Ltd., trade name “Kutsuki Bark”) were mixed at a mass ratio of 3: 1 to produce a plant growth promoter.
  • soil-type growth promoter This is referred to as “soil-type growth promoter”.
  • the soil type growth promoter was allowed to stand for 240 hours at a temperature of 25 to 35 ° C. and then subjected to a cultivation experiment.
  • a sandy field in Shonan City, Aichi Prefecture was selected as the experimental site.
  • a cultivation section of 1.2 X 30m was set on a field of about 10a, and 45 kg of the soil type growth promoter produced in Experimental Example 1 was evenly sprayed on the entire surface of the plot, and after curing, it was cured for one week. Thereafter, commercially available fertilizer was evenly applied to the entire surface of the cultivation plot so that N8kg, PI 2kg, and K8kg per 10a were cultivated. Next, cocoons were created, and in September, radish seedlings (variety “Kashige”) were planted. Harvesting took place in November.
  • radish seedlings were planted and harvested in the same manner except that the soil type growth promoter was not sprayed on adjacent plots.
  • carrot seedlings were planted in the same manner except that the soil type growth promoter was not sprayed on adjacent plots, and harvested twice in the same manner.
  • Carrots harvested from the cultivation plot sprayed with the soil type growth promoter (total number of each at the time of two harvests is 50) and carrot harvested from the control plot (at the time of two harvests) The total number of each was 50.)
  • 10 carrots of average size were selected and their weights were measured.
  • the average value of 10 ginsengs was approximately 260 g for the ginseng that had also been harvested on December 24.
  • the average value of 10 was about 170 g.
  • the average value of carrots collected from the cultivation plots sprayed with the soil type growth promoter was about 350 g.
  • the average value of carrots harvested from the control area was about 270 g.
  • the carrots harvested from the cultivation plot sprayed with the soil type growth promoter have a weight about 1.3 times that of the carrot harvested from the control plot, and the growth is sufficiently promoted by the soil type growth promoter. I understand that.
  • the carrots harvested from the cultivation plots sprayed with the soil type growth promoter on December 24 had the same weight as the carrots that also harvested the control plots 17 days later. It can be seen that the growth is sufficiently promoted by the type growth promoter.
  • FIG. 15 shows the results of a reference example comparing carrots harvested from other plots in the same manner and carrots harvested from the control plot. This FIG. 15 also reveals the action and effect of the growth promotion of the soil type growth promoter.
  • one of each of the sweet potatoes harvested from each of the cultivated plot and the control plot was selected to have an average size, and the sugar content was determined using a non-sugar sugar meter (manufactured by Shimadzu Corporation). , Model “AMY-1”).
  • the sugar content of the sweet potato harvested from the cultivation plot was 12.5, and the sugar content of the sweet potato harvested from the control plot was 11.3.
  • the sugar content of the sweet potato harvested from the cultivated plot was about 1.11 times higher than that of the harvested sweet potato.
  • the average value of 10 strains was about 320 g.
  • the average value of 10 strains of peanuts harvested from the control group was about 220 g.
  • peanuts that have also been harvested with cultivation type power spread with a soil type growth promoter weigh about 1.45 times the peanuts harvested from the control zone, and are sufficiently promoted by the soil type growth promoter. I understand that.
  • FIG. 16 shows the results of a reference example comparing peanuts harvested by cultivating plotting force and peanuts harvested by control plotting force in other cultivation experiments conducted in the same manner. Also from FIG. 16, the action and effect of the growth promotion of the soil type growth promoter is clear.
  • the average value of the three Chinese cabbages harvested from the control plot was about 1600 g.
  • the Chinese cabbage harvested from the cultivation plots sprayed with the soil type growth promoter in this way weighs about 1.7 to 2.4 times the Chinese cabbage harvested from the control plot. It can be seen that growth is being promoted.
  • the Chinese cabbage harvested from the cultivation section sprayed with the soil type growth promoter on November 5th has a weight about 1.2 times that of the Chinese cabbage harvested from the control plot power one month later. It can be seen that the growth is sufficiently promoted by the soil type growth promoter.
  • FIG. 17 shows the results of a reference example comparing Chinese cabbage harvested from the cultivation plot and Chinese cabbage harvested from the control plot in other cultivation experiments conducted in the same manner. This FIG. 17 also reveals the action and effect of the growth promotion of the soil type growth promoter.
  • Komatsuna was cultivated in the same manner as in cultivation experiment 6 except that the seeds were sown in December and harvested on February 4.
  • each sample of Komatsuna harvested from each of the cultivation plot and the control plot is selected as a sample, one by one, and the amount of chlorophyll is green as in the case of cultivation experiment 6.
  • the concentration (SPAD value) was evaluated as an index. As a result, it was 40 when the soil type growth promoter was used, compared with 36 in the control plot. Thus, the amount of chlorophyll was increased in Komatsuna in the cultivation section using the plant growth promoter of the present invention.
  • Broccoli 1 (varieties are pixels) was cultivated with pot seedlings in Takamatsu-nada, Kagawa Prefecture. Seedlings were purchased from seedling suppliers on April 10.
  • 5g of soil type growth promoter manufactured in Experimental Example 1 mixed with 5g / l of commercially available seedling cultivation soil as cultivated soil (Test Example 1), 10g of cultivated soil was used.
  • Test Example 2 when the soil type growth promoter was mixed, and the cocoon cultivated soil was used (Comparative Test Example), it was examined whether there was a difference in the growth of broccoli.
  • Test Example 1 After planting the purchased seedlings in each of Test Example 1, Test Example 2 and Comparative Test Example in 5 pots for 1 month, the fresh weight of the above-ground part of 15 pots of broccoli When weighed, the average value of Test Example 1 was 10.7 g, Test Example 2 was 22. Og, and Comparative Test Example was 9.4 g.
  • Test Example 1 the power was increased 1.1 times compared to the Comparative Test Example.
  • Test Example 2 the calorie content increased 2.4 times compared to the Comparative Test Example.
  • the average values were 5.lg for Test Example 1, 6.2g for Test Example 2, and 4.6g for Comparative Test Example, and 1. It increased by a factor of 1, and in Test Example 2, it increased by 1.4 times compared to the Comparative Test Example.
  • the plant growth promoter of the present invention increased the roots, and as a result, the plant growth was promoted.
  • the number of panicles is 268 Zm 2 in the Black Soil District, 0 in the Long Treatment Zone, 254 Zm 2 in the Long Total Treatment Zone, and 302 in the Seed Box Treatment Zone. It was Zm 2.
  • the number of pods per spike was 89.8 in the Black Bota soil zone, 0 in the Long treatment zone, 65.7 in the Long Total treatment zone, and 90.3 in the seedling treatment zone.
  • Yield per 10a was 545.8 kg in the Black Bota soil area, Okg in the Long treatment area, 368.7 kg in the Long Total treatment area, and 592.4 kg in the seedling box treatment area.
  • rice cultivars is "Sasa two Shiki", panicle number, 321 present in the black button soil ku / m 2, Long treatment 0 present at sense Ward Zm 2, Long Total treatment group at 331 Zm 2, seedling box treatment It was 463 Zm 2 in the ward.
  • the number of pods per spike was 81.6 in the Black Bota soil, 0 in the Long treatment, 68.1 in the Long Total treatment, and 88.1 in the seedling treatment.
  • Yield per 10a was 529.3 kg in the Black Bota soil zone, Okg in the Long treatment zone, 467.9 kg in the Long Total treatment zone, and 729.2 kg in the seedling box treatment zone.
  • paddy rice did not grow at all in the Long treatment area, which was fertilized by applying iron as a trace element.
  • the Long Total treatment area although the growth of paddy rice was observed, the number of pods and yield per spike were considerably inferior to those of the Black Bota soil area.
  • soil Thailand In the seedling box treatment area containing the growth promoter, the number of spikes, the number of pods per spike and the yield per 10a are all significantly higher than the black botany, although there are some differences in rice varieties. Has been promoted.
  • the dust cake and the reducing agent can be mixed using a mixer such as an Eirich backflow type high-speed mixer.
  • this plant growth promoter provides a continuous supply of divalent iron ions directly to plant root cells even under alkaline soil conditions. When fertilizer is directly fertilized, the effect of increasing the greenness of the leaves from the initial growth stage is achieved.
  • plant growth promoters are used by being applied to the soil, and the plant grows by immersing the plant growth promoter in water, especially in the case where the plant takes root force in the underground part and takes in divalent iron ions.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Processing Of Solid Wastes (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Fertilizers (AREA)
  • Cultivation Of Plants (AREA)

Abstract

L'invention concerne une composition contenant de l'oxyde de fer(I) dans laquelle la précipitation des ions de fer bivalents élués dans de l'eau sous forme d'hydroxyde de fer(II) ou similaire peut être évitée, et un promoteur de croissance des plantes contenant ladite composition. La composition contenant de l'oxyde de fer(I) comprend de l'oxyde de fer(I) et un oxyde complexe, ce dernier contenant au moins un élément sélectionné parmi Ca, Al et Mg. L'oxyde complexe est de préférence au moins une substance sélectionnée parmi CaAl2O4, FeAl2O4, MgAl2O4, CaFeSi2O6, MgFeSi2O6, CaSi2O5, MgSi2O5, CaFe2O4, MgFe2O4, CaFeO2 et MgFeO2. Le promoteur de croissance des plantes comprend la composition contenant de l'oxyde de fer(I) et un chélateur (par exemple compost, bouse de vache).
PCT/JP2006/310700 2005-07-29 2006-05-29 Composition contenant de l'oxyde de fer (i) et promoteur de croissance des plantes contenant ladite composition WO2007013217A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007528359A JP4096206B2 (ja) 2005-07-29 2006-05-29 植物成長促進用酸化第一鉄含有組成物

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005220023 2005-07-29
JP2005-220023 2005-07-29

Publications (1)

Publication Number Publication Date
WO2007013217A1 true WO2007013217A1 (fr) 2007-02-01

Family

ID=37683123

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2006/310700 WO2007013217A1 (fr) 2005-07-29 2006-05-29 Composition contenant de l'oxyde de fer (i) et promoteur de croissance des plantes contenant ladite composition

Country Status (3)

Country Link
JP (1) JP4096206B2 (fr)
TW (1) TW200724518A (fr)
WO (1) WO2007013217A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100105472A (ko) * 2009-03-17 2010-09-29 고쿠리츠다이가쿠호진 히로시마다이가쿠 철 킬레이트 발생재 및 그 사용방법
JP2010228951A (ja) * 2009-03-26 2010-10-14 Aichi Steel Works Ltd 植物用鉄供給剤及びその製造方法
CN102807457A (zh) * 2012-09-01 2012-12-05 曹志强 一种人参、西洋参用矿质营养素及制备方法
JP2014143183A (ja) * 2012-12-27 2014-08-07 Showa Denko Kk マグネシウムイオン二次電池用正極活物質及びその製造方法、マグネシウムイオン二次電池用正極並びにマグネシウムイオン二次電池
CN110240171A (zh) * 2019-07-09 2019-09-17 中国科学院城市环境研究所 一种层状二硅酸锶及其制备方法和应用
WO2023223647A1 (fr) * 2022-05-18 2023-11-23 Ｊｆｅスチール株式会社 Poudre à base de fer pour une utilisation en alimentation en ion fer, et matériau d'alimentation en ion fer obtenu à l'aide de cette poudre

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI381995B (zh) * 2008-12-30 2013-01-11 Univ Far East A method for surface modification of electromagnetic induction heating powder
CN107488083B (zh) * 2017-09-22 2020-10-13 中南大学 一种由电炉灰制成的尾矿土壤改良剂及使用方法
CN110396032A (zh) * 2019-09-03 2019-11-01 中国农业科学院特产研究所 一种提高人参、西洋参品质的营养调理剂及其制备方法和应用
CN114208633B (zh) * 2021-12-28 2022-11-04 南通欧贝黎新能源电力股份有限公司 一种基于光伏板的智能化农田灌溉设备

Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6075249A (ja) * 1983-09-29 1985-04-27 Masao Tanuma 退色した枯渇状態の植物を緑色に発色させる方法
JPS6075248A (ja) * 1983-09-29 1985-04-27 Masao Tanuma 退色した植物用発色剤
JPS6174640A (ja) * 1984-09-20 1986-04-16 Agency Of Ind Science & Technol 鉄（２）化合物を含有する組成物
JPS62123026A (ja) * 1985-11-25 1987-06-04 Nippon Zeon Co Ltd 鉄化合物含有粉体組成物
JPS6354936A (ja) * 1986-08-25 1988-03-09 Masami Oe アルミナ―鉄塩複合体の製造方法
JPH04198111A (ja) * 1990-11-28 1992-07-17 Masayuki Abe 土壌改良剤およびその製造方法
JPH07102237A (ja) * 1993-10-08 1995-04-18 Daido Steel Co Ltd 製鋼スラグを利用したｐＨ調整剤の製造方法
JPH11130569A (ja) * 1997-08-11 1999-05-18 Nkk Corp 緩効性カリ肥料
JPH11189579A (ja) * 1997-12-25 1999-07-13 Mitsubishi Rayon Co Ltd 高純度な光学活性キレート鉄錯体の製造方法
JP2001026505A (ja) * 1999-07-12 2001-01-30 Sana:Kk 植物成長剤及び植物成長促進方法
JP2001128543A (ja) * 1999-08-24 2001-05-15 Aisin Takaoka Ltd 植物栽培用人工資材及びその製造方法
JP2002293683A (ja) * 2001-04-04 2002-10-09 Hida Sangyo Kk 高鉄分含有の鶏糞肥料の製造方法
JP2003048793A (ja) * 2001-08-02 2003-02-21 Nkk Corp 緩効性カリ肥料の製造方法
JP2003180340A (ja) * 2001-12-20 2003-07-02 Marine Biotechnol Inst Co Ltd サイクロクラスティカス属に属する微生物の増殖促進法
JP2003267730A (ja) * 2002-03-14 2003-09-25 Aichi Steel Works Ltd ＦｅＯ粉末の製造方法
JP2004097167A (ja) * 2002-09-13 2004-04-02 Daiichi Seimou Co Ltd 海苔養殖用の品質向上剤
JP2004123677A (ja) * 2002-10-07 2004-04-22 Aichi Steel Works Ltd 植物成長促進剤

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6075249A (ja) * 1983-09-29 1985-04-27 Masao Tanuma 退色した枯渇状態の植物を緑色に発色させる方法
JPS6075248A (ja) * 1983-09-29 1985-04-27 Masao Tanuma 退色した植物用発色剤
JPS6174640A (ja) * 1984-09-20 1986-04-16 Agency Of Ind Science & Technol 鉄（２）化合物を含有する組成物
JPS62123026A (ja) * 1985-11-25 1987-06-04 Nippon Zeon Co Ltd 鉄化合物含有粉体組成物
JPS6354936A (ja) * 1986-08-25 1988-03-09 Masami Oe アルミナ―鉄塩複合体の製造方法
JPH04198111A (ja) * 1990-11-28 1992-07-17 Masayuki Abe 土壌改良剤およびその製造方法
JPH07102237A (ja) * 1993-10-08 1995-04-18 Daido Steel Co Ltd 製鋼スラグを利用したｐＨ調整剤の製造方法
JPH11130569A (ja) * 1997-08-11 1999-05-18 Nkk Corp 緩効性カリ肥料
JPH11189579A (ja) * 1997-12-25 1999-07-13 Mitsubishi Rayon Co Ltd 高純度な光学活性キレート鉄錯体の製造方法
JP2001026505A (ja) * 1999-07-12 2001-01-30 Sana:Kk 植物成長剤及び植物成長促進方法
JP2001128543A (ja) * 1999-08-24 2001-05-15 Aisin Takaoka Ltd 植物栽培用人工資材及びその製造方法
JP2002293683A (ja) * 2001-04-04 2002-10-09 Hida Sangyo Kk 高鉄分含有の鶏糞肥料の製造方法
JP2003048793A (ja) * 2001-08-02 2003-02-21 Nkk Corp 緩効性カリ肥料の製造方法
JP2003180340A (ja) * 2001-12-20 2003-07-02 Marine Biotechnol Inst Co Ltd サイクロクラスティカス属に属する微生物の増殖促進法
JP2003267730A (ja) * 2002-03-14 2003-09-25 Aichi Steel Works Ltd ＦｅＯ粉末の製造方法
JP2004097167A (ja) * 2002-09-13 2004-04-02 Daiichi Seimou Co Ltd 海苔養殖用の品質向上剤
JP2004123677A (ja) * 2002-10-07 2004-04-22 Aichi Steel Works Ltd 植物成長促進剤

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
SASAMOTO H.: "2 Ka Tetsuion o Antei Kyokyu Suru Shin Sozai no Kaihatsu", EXPECTED MATERIALS FOR THE FUTURE, vol. 5, no. 12, 10 December 2005 (2005-12-10), pages 6 - 7, XP003008037 *
SASAMOTO H.: "Shokubutsu Kasseizai 'Tetsuriki Agri' -Tetsu Ion Power de Chikyu o Kenko ni-", MATERIALS SCIENCE & TECHNOLOGY, vol. 74, no. 10, 2004, pages 1057 - 1060, XP003008036 *
SASAMOTO H.: "Tetsu Ion de Shokubutsu no Seimeiryoku o Hikidasu Shin Dojo Kairyozai 'Tetsuriki agri' no Kaihatsu", ENVIRONMENTAL MANAGEMENT, vol. 39, no. 6, 2003, pages 603 - 608, XP003008035 *
SEKI T.: "Tetsuriki Agri(Tetsu Ion ni yoru Shokubutsu no Kogosei Sokushinzai)", AICHI TEKKO GIHO, vol. 22, no. 1, 2004, pages 30 - 32, XP003008034 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100105472A (ko) * 2009-03-17 2010-09-29 고쿠리츠다이가쿠호진 히로시마다이가쿠 철 킬레이트 발생재 및 그 사용방법
KR101691120B1 (ko) 2009-03-17 2017-01-09 고쿠리츠다이가쿠호진 히로시마다이가쿠 철 킬레이트 발생재 및 그 사용방법
JP2010228951A (ja) * 2009-03-26 2010-10-14 Aichi Steel Works Ltd 植物用鉄供給剤及びその製造方法
CN102807457A (zh) * 2012-09-01 2012-12-05 曹志强 一种人参、西洋参用矿质营养素及制备方法
JP2014143183A (ja) * 2012-12-27 2014-08-07 Showa Denko Kk マグネシウムイオン二次電池用正極活物質及びその製造方法、マグネシウムイオン二次電池用正極並びにマグネシウムイオン二次電池
CN110240171A (zh) * 2019-07-09 2019-09-17 中国科学院城市环境研究所 一种层状二硅酸锶及其制备方法和应用
WO2023223647A1 (fr) * 2022-05-18 2023-11-23 Ｊｆｅスチール株式会社 Poudre à base de fer pour une utilisation en alimentation en ion fer, et matériau d'alimentation en ion fer obtenu à l'aide de cette poudre

Also Published As

Publication number Publication date
JP4096206B2 (ja) 2008-06-04
JPWO2007013217A1 (ja) 2009-02-05
TW200724518A (en) 2007-07-01

Similar Documents

Publication Publication Date Title
JP4096206B2 (ja) 植物成長促進用酸化第一鉄含有組成物
Wang et al. Effect of KOH-enhanced biochar on increasing soil plant-available silicon
JP4096208B2 (ja) アルカリ土壌用植物用鉄供給剤及びその製造方法
AU2010211989B2 (en) Micronutrient fertilizers and methods of making and using the same
JPS62148337A (ja) 栄養になる農業用ガラス製品
CN102811976A (zh) 含有碳水化合物糖类和水的农业粘接剂系统、含有该粘接剂的农业混合物及其形成方法
CN113546952B (zh) 一种针对土壤重金属污染的磁性生物炭土壤修复剂及其应用
JP2768633B2 (ja) マンガン質肥料
CN108251123A (zh) 一种土壤调理剂及其制备方法
CN108865160A (zh) 一种中低剂量镉污染土壤修复剂及制备方法
CN102153396A (zh) 一种海藻中微量元素复合颗粒肥的制造工艺
AU2012216532B2 (en) Improvements in and relating to soil treatments
WO2018183914A1 (fr) Engrais contenant des sources de bore à libération lente et rapide
US20200247726A1 (en) Process for Making Granules and Agglomerates from Powders
CN108046964A (zh) 一种土壤改良剂及其制备方法
TWI555721B (zh) 硫肥料
Gilkes et al. Poorly soluble, iron-aluminium phosphates in ammonium phosphate fertilizers: their nature and availability to plants
CN108218618A (zh) 一种蛭石改性制备蛭石基硅钾肥的方法
CN107501009A (zh) 一种利用花生秸秆制备的花生专用肥及其制备方法
CN105238413B (zh) 一种大豆田酸性土壤调理剂及其制备方法
JP2016136861A (ja) 種子コーティング材
JP6474601B2 (ja) 稲用含鉄資材、稲用含鉄資材の製造方法及び稲用含鉄資材の施用方法
JPS6149924B2 (fr)
JP6119704B2 (ja) 燐酸珪酸肥料用原料およびその製造方法
CN107365173A (zh) 一种硝酸铵钙肥料及其制备方法和应用

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 2007528359

Country of ref document: JP

DPE1 Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101)
NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 06756696

Country of ref document: EP

Kind code of ref document: A1