CN102321484B - Organic environmentally-friendly soil conditioner for improving acidified or acid soil - Google Patents
Organic environmentally-friendly soil conditioner for improving acidified or acid soil Download PDFInfo
- Publication number
- CN102321484B CN102321484B CN201110154187.7A CN201110154187A CN102321484B CN 102321484 B CN102321484 B CN 102321484B CN 201110154187 A CN201110154187 A CN 201110154187A CN 102321484 B CN102321484 B CN 102321484B
- Authority
- CN
- China
- Prior art keywords
- soil
- parts
- soil conditioner
- natural pond
- calcium
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
Abstract
The invention relates to an organic environmentally-friendly soil conditioner for improving acidified or acid soil and a preparation method thereof. The soil conditioner is prepared from the following raw materials in parts by weight: 23-46 parts of biogas residue, 14-24 parts of shell powder, 16-25 parts of calcium magnesium phosphate fertilizer, 13-20 parts of plant ash, 0.1-0.2 part of chitosan, 5-7 parts of zeolite powder and 6-9 parts of bentonite. The soil conditioner is prepared through pretreatment of the biogas residue, pretreatment of the shell powder and the like; through the produced soil conditioner, the pH value of soil can be increased; nutritive elements such as calcium, magnesium, phosphorus, potassium and the like in the soil are increased; the organic matter content in the soil is increased; the water retention and fertilizer retention capacity of the soil is improved; the physicochemical property of the soil is improved; the antiretroviral (diseases, pests, drought and the like) capacity of crops is improved; heavy metal poison is reduced; and the soil conditioner is convenient to apply, is not influenced by wind power and is suitable for mechanical working.
Description
Technical field
The present invention relates to a kind of organic environment-friendly soil conditioner of improveing acidifying or acid soil and preparation method thereof, belong to solid waste recycle and field of agricultural production technologies.
Background technology
Because factors such as being subject to soil parent material, cropping pattern, fertilising, weather affects, at present distributing about area of China is the acid soil of 200,000,000 hectares.The pH value of most of acid soil is less than 5.5, and what have is even lower.The In The Soils of Shandong Province total area is 1,211 ten thousand hectares, and acidic brown soil area reaches 170.62 ten thousand hectares, and especially in Shandong Jiaodong District, the pH value of some orchard soils even reaches 4.5, has a strong impact on fruit tree growth.During protection ground facilities vegetable is produced, due to continuous cropping for many years, the excessive chemical fertilizer of using, causes soil acidification phenomenon to be on the rise, and becomes the significant limitation factor that realizes the production of facilities vegetable product safety and Sustainable development.In addition, along with the unreasonable of inorganic chemical fertilizer used in a large number, cause the reasons such as acid deposition increase that acid gas discharge causes, cause acidified soil area to increase year by year, soil acidification degree is obviously accelerated.
Soil acidification brings the impact of following several respects to agriculture production and human lives, and the one, cause Soil structure variation, cation exchange capacity and degree of base saturation reduce, and loss of soil nutrient is serious, and the poor ridge of soil, affects plant normal growth; The 2nd, the primary and secondary mineral weathering containing aluminium in soil is accelerated, and forms the aluminum compound that plant can absorb form.The excessive absorption aluminium of plant, causes yield reducation, quality to decline, and diseases and insect pests resistance reduces, and even can cause crop aluminium to be poisoned with poison and die; The 3rd, affect soil microbial activity, soil microbe quantity is reduced, microbial growth and activity are suppressed, thereby affect the circulation of C, N, P, S in the decomposition of the soil organism and soil; The 4th, the activity of toxic metal element in raising soil, these toxic metal elements enter food chain by crop, and then are detrimental to health.
The method of tradition improvement soil acidification is liming.Although liming has been alleviated the acidizing degree of soil within the specific limits, but because not high, long-term, the excessive liming of the movability of lime in soil can cause hardening of topsoil, available nutrient too much by calcification, cannot be absorbed by crops, cause the unbalance of nutritive element.Except utilizing the method for lime improvement acid soil, people also find to utilize some mineral and trade waste also can improve soil acidity, as mineral and trade wastes such as rhombspar, phosphogypsum, flyash, ground phosphate rock and alkaline residues.Although above modifying agent is sweetening of the soil acidity to a certain extent, raw material is also more sufficient, the part that also comes with some shortcomings, as use rhombspar and need consume valuable Mineral resources, also can increase the cost of agriculture production; Most industry waste contains a certain amount of toxic metal element, as contained a small amount of lead (Pb), cadmium (Cd), mercury (Hg), arsenic (As), chromium (Cr) in phosphogypsum, ground phosphate rock, in flyash, also contain a small amount of lead (Pb), cadmium (Cd), arsenic (As), chromium (Cr).Although content seldom, long-term application still exists the risk of contaminate environment.
Chinese patent document CN200610035807.4 discloses a kind of method of utilizing soda-manufacturing waste residue and municipal sludge to produce acid soil conditioner; Chinese patent document CN200810141039.X discloses soil conditioner and has contained fertilizer of soil conditioner and preparation method thereof; Chinese patent document CN200910039237.X discloses a kind of fertility-betterment type soil-conditioner and preparation method thereof.Above-mentioned patent document all utilizes in the trade wastes, particularly CN200610035807.4 such as flyash, alkaline residue or municipal sludge and utilizes unslaked lime to process municipal sludge.Owing to containing some objectionable constituent in municipal sludge, as various cause of disease mattresses, parasitic ovum, and the toxic organic compound matter of the difficult degradation such as the heavy metal such as Ni, Cd, Pb and polychlorobiphenyl, dioxin, soluble salt content is also higher, to plant and the toxic effect of microorganism.Utilize unslaked lime can only kill various cause of disease mattresses, parasitic ovum etc., can not separate the murder by poisoning of removing heavy metals and toxic organic compound matter.Chinese patent document CN 200710029172.1 provides a kind of preparation method of southern dry land acidic soil conditioner, adopting calcined shell product, calcium magnesium silicate and magnesium ammonium phosphate is that raw material is prepared soil conditioner, this soil conditioner adopts inorganic substance, the elements such as the calcium that lacks in soil, magnesium, silicon can only be supplemented, the problems such as Soil structure variation that soil acidification causes, the reduction of microbe population kind can not be solved.Chinese patent document CN 200910067065.7 relates to soil conditioner of vegetable protecting field, and the Main Function of this amendment is improvement soil, increases fertilizer efficiency, little to the regulating effect of soil acidity.
Summary of the invention
For the deficiency of existing soil conditioner technology of preparing, the invention provides a kind of the have soil acidity of reduction, increase fertilizer efficiency, chessom, raising water retention, multifunction organic environmental-protection type soil conditioner and preparation method thereof.
Summary of the invention
For utilize flyash, alkaline residue or the municipal sludge etc. that exist in existing soil conditioner technology of preparing, may cause trade waste that heavy metal-polluted soil is poisoned to make the problem of raw material, the present invention adopts natural or environment is prepared to soil conditioner without raw materials such as the straw burning thing plant ash of any pollution, oyster shell whiting, fused(calcium magnesium)phosphate.For existing soil improvement agent effect Single-issue, it is organic raw material that the present invention adopts natural pond slag, improves soil organic matter content; Adopt zeolite to improve the water retention capacity of soil; Adopt oyster shell whiting and wilkinite to improve air permeability, water-permeable, the nutrient preserving capability of soil; Profitable strain in employing chitosan and natural pond slag and the active substance of secretion thereof improve plant stress-resistance ability, suppress the growth of pathogenic bacteria, improve kind and the quantity of probiotics; Utilize that natural pond slag is organic, swelling scholar and zeolite powder as the absorption switching performance of Pb, Ni, As, Cd etc., reduce the biological effectiveness of heavy metal to the heavy metal in soil; Utilize plant ash, oyster shell whiting, fused(calcium magnesium)phosphate to be alkaline matter, and contain various nutrient elements, solution acid soil pH is low lacks problem with calcium magnesium phosphoric.
Detailed Description Of The Invention
Technical scheme of the present invention is as follows:
An organic environment-friendly soil conditioner for acidifying or acid soil is to be made by following weight part raw material:
Raw material of the present invention is all commercially available, wherein preferred, described natural pond slag be mother liquor after being fermented by methane-generating pit through solid-liquid separation, get solid part natural pond slag and carry out air-dry or dry ，Shi natural pond slag water content and be less than 30wt%.
Described oyster shell whiting is one of natural scallop shell, oyster shells, CONCHA MERETRICIS SEU CYCLINAE, engraving curtain clam shell, clam shell or mixes the oyster shell whiting through 900～1000 ℃ of high-temperature calcinations, mistake 200 mesh sieves, is rich in calcium oxide.Described shell can be the waste in processing, also can be by marine denudation mixing shell for many years.
Following raw material is all commercially available, also can be according to producer's self-condition by prior art preparation.
Described plant ash is the residue after the straw burning of biomass power plant, and it contains the various nutrient elements such as potassium, calcium, phosphorus, silicon, sulphur, magnesium, boron, zinc, wherein more with potassium, calcium, phosphorus content, containing potassium (with K
2o meter) 5%～12%, calcium (in CaO) 5%～20%, phosphorus are (with P
2o
5meter) 0.5%～3.5%, be mass percent.
Described fused(calcium magnesium)phosphate is Rock Phosphate (72Min BPL) and ore containing magnesium, silicon, in blast furnace or electric furnace through high-temperature fusion, shrend, dry and levigate form contain the glass state material that calcium oxide, magnesium oxide, silicon-dioxide and phosphoric acid salt are main component, containing P
2o
516%～22%, MgO 12%～15%, is mass percent.Industrial products are greyish-green or taupe brown powder, wherein 90% cross 100 mesh sieves.
Described chitosan is the deacetylated product of chitin, and the linear polysaccharide being formed by the condensation of β-Isosorbide-5-Nitrae-glycosidic link by glucosamine can dissolve in weak acid.
Described zeolite powder is the aluminium silicate mineral of a kind of shape structure of slag formation, has very strong adsorptive power and very high cation exchange capacity, can promote the release of nutrient in soil.
Described bentonitic essential mineral composition is montmorillonite, quality percentage composition is 85%～90%, wilkinite has very strong water absorbability, can adsorb and be equivalent to the water of 8～20 times of own vols and 30 times of being expanded to original volume, has stronger cation exchange capacity (CEC) and adsorptive power.
According to the present invention, preferred parts by weight of raw materials is composed as follows:
24.3 parts of natural pond slags; 23 parts of oyster shell whitings; 18.5 parts, fused(calcium magnesium)phosphate; 20 parts of plant ash; 0.2 part of chitosan; 6 parts of zeolite powders; 8 parts of wilkinites.Be especially suitable for use as the special-purpose organic environment-friendly soil conditioner of improvement orchard acidified soil.
According to the present invention, preferred parts by weight of raw materials is composed as follows:
26 parts of natural pond slags; 18.9 parts of oyster shell whitings; 24 parts, fused(calcium magnesium)phosphate; 15 parts of plant ash; 0.1 part of chitosan; 7 parts of zeolite powders; 9 parts of wilkinites.Be especially suitable for use as the special-purpose organic environment-friendly soil conditioner of improvement green house of vegetables acidified soil.
According to the present invention, preferred parts by weight of raw materials is composed as follows:
45.9 parts of natural pond slags; 14 parts of oyster shell whitings; 16 parts, fused(calcium magnesium)phosphate; 13 parts of plant ash; 0.1 part of chitosan; 5 parts of zeolite powders; 6 parts of wilkinites.Be especially suitable for use as the special-purpose organic environment-friendly soil conditioner of the common acid soil of improvement.
The preparation method of the organic environment-friendly soil conditioner of improvement acidifying of the present invention or acid soil, step is as follows:
(1) pre-treatment of natural pond slag: by take the biogas residue that animal excrement and stalk be main raw material, through solid-liquid separation, obtain the natural pond slag that water content is 50wt%～60wt%, then air-dry or dry and obtain the natural pond slag that water content is less than 30wt%; It is 0.5～1mm that slag shearing in natural pond is crushed to fineness;
(2) pre-treatment of oyster shell whiting: by one of natural scallop shell, oyster shells, CONCHA MERETRICIS SEU CYCLINAE, engraving curtain clam shell, clam shell or mix after shell rinses with clear water and dry to constant weight, be placed in kiln, be heated to 900～1000 ℃ and carry out high-temperature calcination 30～60min, be down to room temperature, then grind, cross 200 mesh sieves; Obtain oyster shell whiting;
(3) to the oyster shell whiting, fused(calcium magnesium)phosphate, plant ash, chitosan, zeolite powder and the wilkinite that add step (2) in the natural pond slag of handling well in step (1), stir, mix, obtain pulvis organic environment-friendly soil conditioner.
Continue following steps, further prepare granule type organic environment-friendly soil conditioner.
(4) pulvis organic environment-friendly soil conditioner step (3) being obtained carries out disc granulation, and drying to moisture is less than 20wt%, then is cooled to 30 ℃～40 ℃ of room temperatures, sieves and obtain the granule type organic environment-friendly soil conditioner of particle diameter 2～4mm.
Above-mentioned steps (1) natural pond slag is sheared to pulverize and is preferably used wet-material disintegrator.
Above-mentioned steps (4) disc granulation adopts granulating disc, dries and adopts dryer, cooling employing cooler.
The equipment that above method is used is this area conventional equipment.
Preparation method of the present invention be take embodiment 1 as preferred version.
Compared with prior art, the present invention has the following advantages:
1, materials safety, environmental protection
The raw material adopting in the present invention is natural matter as plant ash, oyster shell whiting, fused(calcium magnesium)phosphate etc., to plant, human body and environment without any pollution.At present, the annual stalk output of China has 600,000,000 t left and right, the loose part consuming of burning of deduction industry, straw-returning, feed and life of farmers, and the 2.5 hundred million t stalks of also having an appointment are in state idle, that utilize nowhere.Every busy farming season, the stalk that cannot dispose is arbitrarily burned, and not only wastes resource but also serious environment pollution.The recovery energy of stalk provides opportunity for addressing this problem.Stalk contains 3%～5% ash content conventionally, with the form of boiler fly ash and lime-ash, furnace bottom ash, is collected, and wherein contains abundant nutritive ingredient as potassium, calcium, magnesium and phosphorus, can nutrition and improvement soil.The shellfishery of coastal area of china beach is very flourishing, all can produce every year a large amount of various shells, the annual shell producing reaches more than the even up to ten million tons of millions of tons at present, and these shells are not effectively utilized substantially, but are deposited in seashore welding.The main component of the shell classes such as these natural scallop shells, oyster shells is calcium carbonate, and at high temperature calcium carbonate occurs to decompose and generates calcium oxide, can supplement the calcium lacking in soil.
The present invention is the amendment as improvement acid soil by above-mentioned substance, has not only realized utilization of waste as resource, and reduces environmental pollution, improves environment for human survival.
2, product function is various
(1) improve soil pH value
Plant ash in the present invention, fused(calcium magnesium)phosphate, oyster shell whiting etc. are alkaline matter and contain various nutrient elements, as calcium, magnesium, copper, zinc etc., can improve alkali displacement capacity, thereby soil pH value is raise.
(2) make up the nutritive elements such as calcium in soil, magnesium, phosphorus, potassium
After soil acidification, in soil, containing the primary and secondary mineral weathering of aluminium, accelerate and discharge a large amount of aluminum ions, forming the aluminum compound that plant can absorb form; Soil acidification reduces cation exchange capacity and degree of base saturation, and soil mineral nutrient element loss is serious, as calcium, magnesium deficiency; Soil acidification also makes soil strengthen the fixed action of phosphate radical, and the validity of soil phosphorus reduces.
In the present invention, fused(calcium magnesium)phosphate not only provides 16%～22% low phosphorus, and the elements such as silicon, calcium, magnesium can also be provided, and MgO content reaches 12%～15%.In oyster shell whiting, approximately contain calcium carbonate (CaCO
3) 90%～95%, crude protein 1.83%, crude fat 0.07%, the nutritive elements such as a small amount of phosphorus, manganese, zinc, copper, iron, potassium, magnesium.In addition, in the nacreous layer of shell, also contain multiple amino acids.Plant ash decapacitation, for crop provides outside abundant potassium, can also provide the nutritive elements such as calcium, phosphorus, silicon, sulphur, magnesium, boron, zinc.Zeolite has very strong adsorptive power and very high cation exchange capacity, NH as adsorbable in zeolite
4 +and PO
4 3-, the NH adsorbing
4 +and PO
4 3-major part can desorb.Zeolite also can activating soil insoluble phosphorus, improves soil P application status.In the slag of natural pond, contain various nutrient elements (as nitrogen, phosphorus, potassium, trace element), in addition also contain the organic substances such as amino acid, carbohydrate, all can directly be absorbed by crop.
So use soil conditioner of the present invention, can provide calcium source and nutritive element and organic substance for crop, thereby promote plant growth, reduce farm crop physiological disease, improve quality of agricultural product.
(3) increase soil organic matter content, improve soil water-reataining fertilizer-keeping ability, improve soil physico-chemical property
In the present invention, the organic content of natural pond slag reaches 45%, applies soil conditioner of the present invention and can obviously improve soil organic matter content; Zeolite makes topsoil soils field capacity increase by 5%～15% under drought condition, improves the water retention capacity of soil; Oyster shell whiting is the material of porous, applies after this material air permeability, water-permeable, the nutrient preserving capability of soil better; Wilkinite has certain swelling property, dispersiveness and tackiness, and applying rear soil agreegate quantity increases, and porosity increases, and the soil weight reduces.So apply after soil conditioner of the present invention, soil organic matter content increases, and preserve moisture and fertility ability improves, and soil agreegate quantity increases, and ventilation property strengthens.
(4) improve crop degeneration-resistant (disease, worm, drought etc.) ability
Profitable strain in the slag of natural pond and the active substance of secretion thereof (as degeneration-resistant material, proline(Pro), linolic acid etc.; Various lytic enzymes; Growth hormone, as dormin, Plant hormones regulators,gibberellins and some microbiotic) pathogenic bacteria and worm's ovum are had to certain inhibition and killing action.Research shows, uses containing the soil conditioner of natural pond slag and can prevent and treat wheat scab, rust, root rot; Corn northern and southern leaf blight; Cucurbits fusarium wilt; Rice blast, banded sclerotial blight; Sweet potato soft rot, black spot; Alternaria alternate, anthrax etc.; Also can prevent eliminating aphis, Pyrausta nubilalis (Hubern)., red spider, cabbage caterpillar, planthopper, rice leafhopper etc.; Chitosan can promote actinomycetes and the growth of some other beneficial microorganism in soil, plays resistant effect.Can also stop the reproduction of phytopathogen, suppress the germinating growth of its spore, strengthen the protection function of host plant to pathogenic bacteria simultaneously, inhibited to growing of many fungal cells.According to research reports, chitosan to the antenatal of field crop, vegetables and fruit and postpartum disease have good prevention effect.In addition, chitosan can form one deck semi-transparent film in soil, and it can absorb the moisture in soil, to seed, provides the enough required moisture of germination.Therefore, this soil conditioner has the effect that strengthens crop degeneration-resistant (disease, worm, drought etc.) property.
(5) reduce heavy metallic poison
Owing to containing a large amount of organic matters in the slag of natural pond, the functional group that organic matter has to the adsorptive power of the metal ions such as Cd, As considerably beyond any other mineral colloid; Swelling scholar and zeolite powder can adsorb heavy metal in soil as Pb, Ni, As, Sb, Cd etc., reduce its biological effectiveness.So use this product, can reduce the murder by poisoning of heavy metal to agricultural-food.
3, use conveniently
This soil conditioner can be made into pulvis or granule type, according to application process, selects.When particularly granule type is used, be not subject to windage, be applicable to mechanized.
The ，An this area routine techniques being not particularly limited in method of the present invention is selected.
Embodiment
Below in conjunction with embodiment, the present invention will be further described, in embodiment not in detail explanation all by state of the art, raw material used in embodiment is as follows:
Fused(calcium magnesium)phosphate, Guizhou Province Fuquan phosphate fertilizer plant is on sale; Chitosan, deacetylation > 80%， Jinan Haidebei Marine Organism Engineering Co., Ltd. is on sale; Plant ash is taken from Guo Neng Gaotang bio-power plant; Zeolite powder and wilkinite, Pingqiao District, Xinyang Jinchuan mining industry mill house is on sale.Other raw materials do not add the commercially available conventional products of being of special instruction.
It is the gloomy board LX of Chinese 280-2 type screw type solid-liquid separating machine that solid-liquid separation in embodiment preparation method adopts solid-liquid separating machine, and Zibo Han Sen Machinery Co., Ltd. is on sale.Natural pond slag is sheared and pulverized employing wet-material disintegrator, and Gongyi City Kai Xin Machinery Manufacturing Co., Ltd. is on sale.Grind oyster shell whiting and adopt R type Raymond mill, Henan Yu Heng Machinery Manufacturing Co., Ltd. is on sale.Stirring the stirrer adopting is LJ2000 post-type mixer, and east, Tai’an drying plant Manufacturing Co., Ltd is on sale.The granulating disc that disc granulation adopts is ZL30 type granulating disc, and the Zhengzhou City heavy industry Machinery Co., Ltd. that is bestowed by heaven is on sale.Drying the dryer adopting is HG2424 rotary dryer, and east, Tai’an drying plant Manufacturing Co., Ltd is on sale.The cooler of cooling employing is HL1818 rotary cooler, and east, Tai’an drying plant Manufacturing Co., Ltd is on sale.
Embodiment 4～6, and in table 1～table 3, data are used DPS v2.00 statistical software to carry out variance analysis, and application Ducan duncan's new multiple range method carries out multiple comparisons, and the different letter representation differences between processing data reach the routine sign of 5% conspicuous level ，Zhe Shi this area.
Embodiment 1: organic environment-friendly soil conditioner, and feed composition is as follows:
Natural pond slag 24.3kg; Oyster shell whiting 23kg; Fused(calcium magnesium)phosphate 18.5kg; Plant ash 20kg; Chitosan 0.2kg; Zeolite powder 6kg; Wilkinite 8kg.
Preparation process is as follows:
(1) pre-treatment of natural pond slag: will take biogas residue that animal excrement and stalk be main raw material through solid-liquid separation, then air-dry or dry the natural pond slag that obtains water content 25wt%; It is 0.8mm that slag shearing in natural pond is crushed to fineness;
(2) pre-treatment of oyster shell whiting: by one of natural scallop shell, oyster shells, CONCHA MERETRICIS SEU CYCLINAE, engraving curtain clam shell, clam shell or mix after shell rinses with clear water and dry to constant weight, be placed in kiln, be heated to 960-980 ℃ and carry out high-temperature calcination 40-50min, be down to room temperature, then grind, cross 200 mesh sieves, obtain being rich in the oyster shell whiting of calcium oxide;
(3) to the oyster shell whiting, fused(calcium magnesium)phosphate, plant ash, chitosan, zeolite powder and the wilkinite that add step (2) to make in the natural pond slag of handling well in step (1), stir, mix, obtain pulvis organic environment-friendly soil conditioner.
Further prepare granule type organic environment-friendly soil conditioner step as follows:
(4) pulvis organic environment-friendly soil conditioner step (3) being obtained carries out disc granulation, and then drying to moisture is less than 20wt%, then is cooled to 30 ℃～40 ℃, sieves and obtain the granule type organic environment-friendly soil conditioner of particle diameter 2～4mm.
The soil conditioner of the present embodiment is especially suitable for use as orchard acidified soil amendment, also referred to as the special-purpose organic environment-friendly soil conditioner of orchard acidified soil.Field experiment the results are shown in embodiment 4.
Embodiment 2: organic environment-friendly soil conditioner, and feed composition is as follows:
Feed composition is as follows:
Natural pond slag 26kg; Oyster shell whiting 18.9kg; Fused(calcium magnesium)phosphate 24kg; Plant ash 15kg; Chitosan 0.1kg; Zeolite powder 7kg; Wilkinite 9kg.Preparation process is as embodiment 1.
The soil conditioner of the present embodiment is especially suitable for use as green house of vegetables acidified soil amendment, also referred to as the special-purpose organic environment-friendly soil conditioner of green house of vegetables acidified soil.Field experiment the results are shown in embodiment 5.
Embodiment 3, organic environment-friendly soil conditioner, feed composition weight part is as follows:
Natural pond slag 45.9kg; Oyster shell whiting 14kg; Fused(calcium magnesium)phosphate 16kg; Plant ash 13kg; Chitosan 0.1kg; Zeolite powder 5kg; Wilkinite 6kg.Preparation process is as embodiment 1.
The soil conditioner of the present embodiment is particularly suitable for common acid soil, also referred to as the special-purpose organic environment-friendly soil conditioner of common acid soil.Field experiment the results are shown in embodiment 6.
The effect of the special-purpose organic environment-friendly soil conditioner of embodiment 4 orchard acidified soil
Getting the soil conditioner of embodiment 1 tests.
1, test site and confession examination soil property
Test site: Qian Bu village, peach villages and small towns, Qixia City of Shandong Province.
Soil experimental field: this orchard is level land, silty loam, the basic physicochemical character of soil is: organic (1.32%), alkali-hydrolyzable nitrogen (58.9mgkg
-1), rapid available phosphorus (44.5mgkg
-1), available potassium (39.8mgkg
-1), pH value 5.42.
2, test period: on November 28th, 1 2008 on August 15th, 2007.
3, field test design: 3 processing are established in test, are respectively: (1) contrast: do not apply fertilizer; (2) habits fertilization: rate of fertilizer application and the fertilization mode of pressing local farmers, every strain of in mid-November, 2007 tree imposes the fermentation fertilizer of a year, and (chicken manure is main, a small amount of cow dung) 200kg, in June, 2008, every strain tree imposed urea 186g, vitriolate of tartar 104g, Secondary ammonium phosphate 185g; (3) the special-purpose organic environment-friendly soil conditioner (embodiment 1) of orchard acidified soil: the amendment 1500g in every strain tree base organic fertilizer 200kg and the embodiment of the present invention 1, in June, 2008, every strain tree imposed urea 112g, vitriolate of tartar 63g, Secondary ammonium phosphate 112g.Wherein process the N+P in (2) and (3)
2o
5+ K
2o total amount is 248g strain
-1.Every processing 6 strain trees, repeat 3 times, adopt random district group to arrange.
4, for examination fruit tree: apple tree, kind is Fuji apple, the age of tree is life in 18 years.
5, test method: fertilizing method is centered by trunk, digs the radial furrow of 8 wide 25cm, dark 10cm, earthing after fertilizer and soil conditioner evenly spreads fertilizer over the fields in ditch.Before June 26, carry out fruit bagging, before October 6, plucked bag.November 28 gathered in the crops, and while gathering, 3 strains trees are randomly drawed in every processing, and orientation, 4 of every Zhu Shushang all directions gathers 20 fruits, claims its single fruit to refetch its mean value, investigates whole fruit numbers of 3 strains trees, calculates single plant yield.Measure single fruit weight (weighting method), hardness (hand-held hardness tester), soluble solid (hand-held soluble solid instrument), titratable acid content (NaOH neutralization titration).0-20cm pedotheque is taked in every processing simultaneously, in every strain tree, gets at random 3 points around, by mixing with soil, is 1 soil sample.Air-dry, measure soil pH value (pH meter) and organic content (potassium bichromate titrimetric method).
6, test-results
The impact of table 1 soil conditioner on apple production, quality and soil property
Table 1 shows, processes and compares with habits fertilization, uses the soil pH value raising 0.06 that soil conditioner is processed, soil organic matter content improves 3.55%, and single plant yield improves 7.49%, and hardness improves 3.48%, soluble solid content improves 7.95%, and titratable acid reduces by 4.00%.Illustrate that using soil conditioner of the present invention can improve soil pH value, organic content, apple production and quality.
The effect of the special-purpose organic environment-friendly soil conditioner of embodiment 5 green house of vegetables acidified soils
Getting the soil conditioner of embodiment 2 tests.
1, test site and confession examination soil property
Test site: the Chinese scholartree village, Zhang Xing town, Zhaoyuan City, Shandong Province.
Soil experimental field: this area belongs to acidic brown soil, and the basic physicochemical character of soil is: organic (1.31%), alkali-hydrolyzable nitrogen (100mgkg
-1), rapid available phosphorus (54.5mgkg
-1), available potassium (150mgkg
-1), pH value 5.60.
2, test period: on November 15th, 1 2010 on August 15th, 2010.
3, field test design: 3 processing are established in test, are respectively: (1) contrast: do not apply fertilizer; (2) habits fertilization: by the rate of fertilizer application of local farmers and the mode ，Ji Shi 15-15-15 composite fertilizer 700kghm that applies fertilizer
-2; (3) the special-purpose organic environment-friendly soil conditioner (booth amendment) of green house of vegetables acidified soil: base is executed the amendment 1800kghm in the embodiment of the present invention 2
-2, 15-15-15 composite fertilizer 410kghm
-2.Process the N+P in (2) and (3)
2o
5+ K
2o total amount is 317kghm
-2.Each is processed 3 times and repeats, and takes random district group to arrange, and each community specification is 40m (length) * 3m (wide)=120m
2.
4, for studying thing: Chinese cabbage, kind is that moral is high by 80.
5, test method: plough after fertilising, planting patterns is live, and spacing in the rows is 0.3m, line-spacing 0.6m.During results, 6m (length) * 1.2m (wide)=7.2m is got in each community
2chinese cabbage, poidometer produces.Get 2 Chinese cabbages, measure Chinese cabbage quality (nitrate content-ultraviolet spectrophotometry, reducing sugar content-Fehling method).Each community takes the middle four lines in 0-20cm pedotheque ，Mei community to get at random 3 points simultaneously, by mixing with soil, is 1 soil sample.Air-dry, measure soil pH value (pH meter) and organic content (potassium bichromate titrimetric method).
6, test-results
The impact of table 2 soil conditioner on Chinese cabbage output, quality and soil property
Table 2 shows, processes and compares with habits fertilization, and the Chinese cabbage output that booth amendment is processed increases by 2.51%, and nitrate content reduces by 8.03%, and reducing sugar content increases by 10.61%, and soil pH value increases by 0.24, and soil organic matter content increases by 3.03%.Illustrate that using soil conditioner can increase Chinese cabbage output, significantly reduce nitrate content of Chinese cabbage content, effectively improve the safe edible quality of Chinese cabbage, improve soil pH value and organic content, improve Soil structure situation, be conducive to crop growth.
The effect of the special-purpose organic environment-friendly soil conditioner of the common acid soil of embodiment 6
Getting the soil conditioner of embodiment 3 tests.
1, test site and confession examination soil property
Test site: Zhang Jialou township, Jiaonan City, the Shandong Province great Cui family village.
Soil experimental field: this area belongs to acidic brown soil, and the basic physicochemical character of soil is: organic (1.21%), alkali-hydrolyzable nitrogen (50.04mgkg
-1), rapid available phosphorus (11.78mgkg
-1), available potassium (31.35mgkg
-1), pH value 5.47.
2, test period: on October 15th, 1 2010 on April 30th, 2010
3, test design: 3 processing are established in test, are respectively: (1) contrast: do not apply fertilizer; (2) habits fertilization: the rate of fertilizer application and the fertilization mode ，Ji Shi 15-15-15 composite fertilizer 600kghm that press local farmers
-2; (3) the special-purpose organic environment-friendly soil conditioner (acidic soil conditioner) of common acid soil: base is executed the amendment 1500kghm in the embodiment of the present invention 3
-2, 15-15-15 composite fertilizer 377kghm
-2.Process the N+P in (2) and (3)
2o
5+ K
2o total amount is 270kghm
-2.Each is processed 3 times and repeats, and takes random alignment, and each community specification is 20m (length) * 1.7m (wide)=34m
2.
4, for studying thing: peanut, kind is seaflower No. 1.
5, test method: plough after fertilising, peanut cultivation mode is that overlay film is live, and spacing in the rows is 0.3m, line-spacing 0.45m.During results, 1.7m (length) * 1.2m (wide)=2.04m is got in each community
2peanut, natural air drying, weighs peanut pod weight.Get a part of seed benevolence, dry, grind, measure crude fat content (remaining method) in seed benevolence.Each community is got the middle four lines in 0-20cm pedotheque ，Mei community with earth boring auger and is got at random 3 points simultaneously, by mixing with soil, is 1 soil sample.Air-dry, measure soil pH value (pH meter) and soil organic matter content (potassium bichromate titrimetric method).
6, test-results
The impact of table 3 soil conditioner on peanut yield, crude fat, soil property
Table 3 shows, processes and compares with habits fertilization, and the peanut pod output that acidic soil conditioner is processed increases by 7.19%, and crude fat content increases by 0.38%, and soil pH value increases by 0.07, and soil organic matter content increases by 9.70%.Illustrate that using amendment can not only provide the nutritive elements such as calcium and magnesium to peanut, promote Development of Peanut, and then improve Pod Yield, and contribute to improve soil pH value and organic content, improve peanut growth condition.
Claims (5)
1. an organic environment-friendly soil conditioner of improveing acidifying or acid soil, is characterized in that, is to be made by following weight part raw material:
Described natural pond slag be mother liquor after being fermented by methane-generating pit through solid-liquid separation, get solid part natural pond slag and carry out air-dry or dry ，Shi natural pond slag water content and be less than 30wt%;
Described oyster shell whiting is one of natural scallop shell, oyster shells, CONCHA MERETRICIS SEU CYCLINAE, engraving curtain clam shell, clam shell or mixes the oyster shell whiting through 900～1000 ℃ of high-temperature calcinations, mistake 200 mesh sieves, is rich in calcium oxide;
Described fused(calcium magnesium)phosphate is Rock Phosphate (72Min BPL) and ore containing magnesium, silicon, in blast furnace or electric furnace through high-temperature fusion, shrend, dry and levigate form contain the glass state material that calcium oxide, magnesium oxide, silicon-dioxide and phosphoric acid salt are main component, containing P
2o
516%～22%, MgO12%～15%, is mass percent; Product is greyish-green or taupe brown powder, wherein 90% crosses 100 mesh sieves;
Described plant ash is the residue after the straw burning of biomass power plant, and it contains potassium, calcium, phosphorus, silicon, sulphur, magnesium, boron, zinc various nutrient elements, wherein more with potassium, calcium, phosphorus content, containing potassium with K
2o meter 5%～12%, calcium in CaO 5%～20%, phosphorus with P
2o
5meter 0.5%～3.5%, is mass percent;
Described chitosan is the deacetylated product of chitin, and the linear polysaccharide being formed by the condensation of β-Isosorbide-5-Nitrae-glycosidic link by glucosamine can dissolve in weak acid;
Described improvement acidifying or the organic environment-friendly soil conditioner of acid soil are prepared as follows and form:
(1) pre-treatment of natural pond slag: by take the biogas residue that animal excrement and stalk be main raw material, through solid-liquid separation, obtain the natural pond slag that water content is 50wt%～60wt%, then air-dry or dry and obtain the natural pond slag that water content is less than 30wt%; It is 0.5～1mm that slag shearing in natural pond is crushed to fineness;
(2) pre-treatment of oyster shell whiting: by one of natural scallop shell, oyster shells, CONCHA MERETRICIS SEU CYCLINAE, engraving curtain clam shell, clam shell or mix after shell rinses with clear water and dry to constant weight, be placed in kiln, be heated to 900～1000 ℃ and carry out high-temperature calcination 30～60min, be down to room temperature, then grind, cross 200 mesh sieves, obtain oyster shell whiting;
(3) to the oyster shell whiting, fused(calcium magnesium)phosphate, plant ash, chitosan, zeolite powder and the wilkinite that add step (2) in the natural pond slag of handling well in step (1), stir, mix, obtain pulvis;
(4) pulvis step (3) being obtained carries out disc granulation, and then drying to moisture is less than 20wt%, is cooled to 30 ℃～40 ℃, sieves and obtain the granule type organic environment-friendly soil conditioner of particle diameter 2～4mm.
2. soil conditioner as claimed in claim 1, is characterized in that, is to be made by following weight part raw material:
24.3 parts of natural pond slags; 23 parts of oyster shell whitings; 18.5 parts, fused(calcium magnesium)phosphate; 20 parts of plant ash; 0.2 part of chitosan; 6 parts of zeolite powders; 8 parts of wilkinites, are particularly suitable for the organic environment-friendly soil conditioner of orchard acidified soil.
3. soil conditioner as claimed in claim 1, is characterized in that, is to be made by following weight part raw material:
26 parts of natural pond slags; 18.9 parts of oyster shell whitings; 24 parts, fused(calcium magnesium)phosphate; 15 parts of plant ash; 0.1 part of chitosan; 7 parts of zeolite powders; 9 parts of wilkinites, are especially suitable for use as green house of vegetables acidified soil amendment.
4. soil conditioner as claimed in claim 1, is characterized in that, is to be made by following weight part raw material:
45.9 parts of natural pond slags; 14 parts of oyster shell whitings; 16 parts, fused(calcium magnesium)phosphate; 13 parts of plant ash; 0.1 part of chitosan; 5 parts of zeolite powders; 6 parts of wilkinites, are particularly suitable for common acidic soil conditioner.
5. the preparation method of the organic environment-friendly soil conditioner of improvement acidifying as claimed in claim 2 or acid soil, step is as follows:
(1) pre-treatment of natural pond slag: will take biogas residue that animal excrement and stalk be main raw material through solid-liquid separation, then air-dry or dry and obtain the natural pond slag that water content is 25wt%; It is 0.8mm that slag shearing in natural pond is crushed to fineness;
(2) pre-treatment of oyster shell whiting: by one of natural scallop shell, oyster shells, CONCHA MERETRICIS SEU CYCLINAE, engraving curtain clam shell, clam shell or mix after rinsing with clear water and dry to constant weight, be placed in kiln, be heated to 960-980 ℃ and carry out high-temperature calcination 40-50min, be down to room temperature, then grind, cross 200 mesh sieves, obtain being rich in the oyster shell whiting of calcium oxide;
(3) get the natural pond slag 24.3kg that step (1) is handled well, add oyster shell whiting 23kg, fused(calcium magnesium)phosphate 18.5kg, plant ash 20kg, chitosan 0.2kg, zeolite powder 6kg and the wilkinite 8kg of step (2), stir, mix, obtain pulvis;
(4) pulvis step (3) being obtained carries out disc granulation, and then drying to moisture is less than 20wt%, then is cooled to 30 ℃～40 ℃, sieves and obtain the granule type organic environment-friendly soil conditioner of particle diameter 2～4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110154187.7A CN102321484B (en) | 2011-06-09 | 2011-06-09 | Organic environmentally-friendly soil conditioner for improving acidified or acid soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110154187.7A CN102321484B (en) | 2011-06-09 | 2011-06-09 | Organic environmentally-friendly soil conditioner for improving acidified or acid soil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102321484A CN102321484A (en) | 2012-01-18 |
| CN102321484B true CN102321484B (en) | 2014-01-15 |
Family
ID=45449324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110154187.7A Active CN102321484B (en) | 2011-06-09 | 2011-06-09 | Organic environmentally-friendly soil conditioner for improving acidified or acid soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102321484B (en) |
Families Citing this family (76)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102627514B (en) * | 2012-04-27 | 2014-06-25 | 深圳市芭田生态工程股份有限公司 | Soil-acidification-resistant organic fertilizer additive and preparation method thereof |
| CN102633576B (en) * | 2012-04-28 | 2016-04-06 | 浙江农林大学 | A kind of soil nutrient protective material of acid rain preventing harm |
| CN103333031A (en) * | 2013-07-10 | 2013-10-02 | 丹阳市淸云农业发展有限公司 | Modifier for acidic soil |
| CN103450906A (en) * | 2013-09-23 | 2013-12-18 | 福建省玛塔农业发展有限公司 | Soil conditioner and preparation method thereof |
| CN103864541B (en) * | 2013-11-21 | 2016-08-17 | 武汉市农业科学技术研究院作物科学研究所 | A kind of acidic soil conditioner and preparation method |
| CN103740373B (en) * | 2013-12-09 | 2016-03-09 | 浙江省环境保护科学设计研究院 | A kind of heavy-metal contaminated soil stabilization agent and its preparation method and application |
| CN103740374B (en) * | 2013-12-19 | 2017-01-11 | 中化（烟台）作物营养有限公司 | Soil conditioner taking shell powder as raw material |
| CN103804101B (en) * | 2014-01-27 | 2015-11-25 | 威海索尔生物科技有限公司 | A kind of method using Chitosan powder soil improvement agent to improve soil |
| CN103923660A (en) * | 2014-04-26 | 2014-07-16 | 栖霞市通达肥料有限公司 | Acid soil conditioner and preparation technology thereof |
| CN104046361B (en) * | 2014-06-20 | 2017-01-04 | 四川大学 | Compound heavy metal contaminated soil conditioner and application thereof and application process |
| CN104086290A (en) * | 2014-06-27 | 2014-10-08 | 广西平乐农药厂 | Synergist for chemical fertilizer |
| CN104140316A (en) * | 2014-07-04 | 2014-11-12 | 马鞍山市四季果业有限公司 | Organic fertilizer capable of improving stress resistance of plants and preparation method of organic fertilizer |
| CN104130085B (en) * | 2014-07-30 | 2016-01-13 | 烟台众德集团有限公司 | A kind of utilize magnesium ore and shell to produce soil conditioner and production method |
| CN104263379A (en) * | 2014-09-23 | 2015-01-07 | 凌少青 | Acidic soil improving agent and application method thereof |
| CN106118668A (en) * | 2014-10-31 | 2016-11-16 | 马振宇 | A kind of production method of microorganism porous mineral soil remediation modifying agent |
| CN104987867A (en) * | 2015-06-17 | 2015-10-21 | 耿跃 | Paddy field soil amendment |
| CN105237103A (en) * | 2015-08-07 | 2016-01-13 | 安徽新中远化工科技有限公司 | Phosphogypsum soil improver for improving acid soil and preparation method for phosphogypsum soil improver |
| CN105111020A (en) * | 2015-08-27 | 2015-12-02 | 江苏沃野生物科技发展有限公司 | Production technique of vegetable greenhouse soil acidification conditioner |
| CN105176538A (en) * | 2015-09-23 | 2015-12-23 | 海南正业中农高科股份有限公司 | Acid soil conditioner containing chitosan oligosaccharide and application |
| CN105367339A (en) * | 2015-11-30 | 2016-03-02 | 潍坊欧普诺生物科技有限公司 | Long-acting shellfish-algae soil conditioner and preparation method therefor |
| CN105670636B (en) * | 2016-03-01 | 2019-06-14 | 中国科学院南京土壤研究所 | A kind of passivating material and its preparation method and application for repairing cadmium copper pollution acid soil |
| CN105884427A (en) * | 2016-04-21 | 2016-08-24 | 张楚沁 | Improved acidified soil water-retention compound fertilizer and preparation method thereof |
| CN105802637B (en) * | 2016-05-03 | 2018-12-18 | 四川施利旺农业科技开发有限公司 | A kind of soil heavy metal passivant and preparation method and the passivating method to Cadmium in Soil |
| CN105885866A (en) * | 2016-05-20 | 2016-08-24 | 广州甘蔗糖业研究所 | Multi-effect suspended-state acidic soil conditioner and preparation method thereof |
| CN106083457A (en) * | 2016-06-14 | 2016-11-09 | 陕西师范大学 | A kind of Radix Aconiti Lateralis Preparata continuous cropping soil chemical fertilizer specially conditioner and preparation method thereof |
| CN106147775B (en) * | 2016-06-24 | 2019-06-07 | 广东植物龙生物技术股份有限公司 | A kind of fixed renovation agent of biochemistry combined soil heavy metal pollution and application |
| CN106118675A (en) * | 2016-06-28 | 2016-11-16 | 唐山明仁生物能开发有限公司 | Biogas residue sour soil modifying agent and using method thereof |
| CN107541218A (en) * | 2016-06-28 | 2018-01-05 | 山东滨州清大科技有限责任公司 | A kind of method that multifunction soil conditioner is produced using weathered phosphoric ore |
| CN106010573A (en) * | 2016-06-29 | 2016-10-12 | 赵子萱 | Soil succession cropping restoration agent |
| CN106190144A (en) * | 2016-07-11 | 2016-12-07 | 山东胜伟园林科技有限公司 | A kind of desulfurated plaster preparation method of the paddy soil that loosens |
| CN106305177A (en) * | 2016-08-11 | 2017-01-11 | 宁夏大荣化工冶金有限公司 | Acid soil conditioner and method for applying acid soil conditioner to apple to increase yield and improve quality |
| CN106912215A (en) * | 2016-10-27 | 2017-07-04 | 中国科学院青岛生物能源与过程研究所 | A kind of method for carrying out facility agricultural soil disease control using anaerobic fermentation mode in situ |
| CN106590671B (en) * | 2016-11-02 | 2022-01-18 | 湖北富之源生物科技有限公司 | Soil conditioner and preparation method and application thereof |
| CN106607452A (en) * | 2016-11-22 | 2017-05-03 | 湖南省土壤肥料研究所 | Conditioner for repairing medium-light acidic cadmium-contaminated soil, preparation method and application |
| CN106631623A (en) * | 2017-01-22 | 2017-05-10 | 安徽省国壬农业科技有限公司 | Acid soil improvement fertilizer and preparation method thereof |
| CN106883859B (en) * | 2017-02-23 | 2018-03-02 | 福建省玛塔农业发展有限公司 | Soil conditioner and its protectiveness preparation technology |
| CN107223430A (en) * | 2017-06-15 | 2017-10-03 | 北京市农林科学院 | A kind of agricultural method for obstructing Cd validity in facility leaf vegetables soil |
| CN107382601A (en) * | 2017-07-04 | 2017-11-24 | 浦江县合洪园艺研发有限公司 | The preparation method of acid soil improving agent |
| CN107573135B (en) * | 2017-08-21 | 2021-03-12 | 河南心连心化学工业集团股份有限公司 | Multifunctional acidic farmland conditioner and preparation method thereof |
| CN107603630A (en) * | 2017-08-23 | 2018-01-19 | 侯玉德 | A kind of mercury contaminated soil renovation agent and preparation method thereof |
| CN107573944A (en) * | 2017-09-06 | 2018-01-12 | 湖南大乘医药化工有限公司 | Soil-repairing agent of cadmium, lead activity and killing soil pathogen and its preparation method and application in a kind of reduction soil |
| CN107523312A (en) * | 2017-09-14 | 2017-12-29 | 湖南金叶众望科技股份有限公司 | A kind of soil conditioner and preparation method thereof |
| CN107686404A (en) * | 2017-09-15 | 2018-02-13 | 佛山科学技术学院 | A kind of garden waste biomass carbon base soil conditioner and preparation method thereof |
| CN107445725A (en) * | 2017-09-21 | 2017-12-08 | 阿米巴南京生物技术有限责任公司 | A kind of preparation method of insect pest soil conditioning fertilizer |
| CN107400028A (en) * | 2017-09-21 | 2017-11-28 | 阿米巴南京生物技术有限责任公司 | A kind of preparation method of acid soil conditioning fertilizer |
| CN107628863A (en) * | 2017-09-28 | 2018-01-26 | 山东省农业科学院农业资源与环境研究所 | A kind of composition for having intensive vegetable filed nitrogen and phosphorus loss resistance control concurrently and effect being lifted with soil fertility |
| CN107673859A (en) * | 2017-10-31 | 2018-02-09 | 北京根来福农业科技有限公司 | A kind of soil conditioner and fertilizer |
| CN107857674B (en) * | 2017-11-07 | 2020-12-01 | 厦门康浩生态农业有限公司 | Oyster shell soil repairing agent and preparation method thereof |
| CN108048107A (en) * | 2017-12-18 | 2018-05-18 | 李进宅 | It is a kind of for renovation agent of crops soil and preparation method thereof |
| CN108277011A (en) * | 2018-02-06 | 2018-07-13 | 金华市飞凌生物科技有限公司 | A kind of preparation method suitable for harmful microorganism soil conditioner |
| CN108249894A (en) * | 2018-02-06 | 2018-07-06 | 金华市飞凌生物科技有限公司 | Potting haydite with water retaining function |
| CN108409406A (en) * | 2018-02-06 | 2018-08-17 | 金华市飞凌生物科技有限公司 | A kind of preparation method for lean soil conditioner |
| KR101931785B1 (en) * | 2018-03-19 | 2019-04-05 | 주식회사 코리아진텍 | Manufacturing method of coal additive |
| CN108441227A (en) * | 2018-03-27 | 2018-08-24 | 广东省生态环境技术研究所 | A kind of soil conditioner and its method of administration |
| CN108485672A (en) * | 2018-03-29 | 2018-09-04 | 中国农业大学烟台研究院 | A kind of soil conditioner of Organic-inorganic composite |
| CN108998043A (en) * | 2018-07-05 | 2018-12-14 | 蚌埠市禹会区马城胡本号家庭农场 | A kind of preparation method of efficient acid soil improving agent |
| CN108503474A (en) * | 2018-07-10 | 2018-09-07 | 潍坊华潍新材料科技有限公司 | A kind of soil conditioner and its preparation method and application |
| CN109233860A (en) * | 2018-10-31 | 2019-01-18 | 重庆市万植巨丰生态肥业有限公司 | Pleiotropism soil conditioner |
| CN111410965A (en) * | 2018-12-19 | 2020-07-14 | 深圳市芭田生态工程股份有限公司 | Soil conditioner and preparation method thereof |
| CN109575932B (en) * | 2019-01-23 | 2020-10-02 | 海南省农业科学院农业环境与土壤研究所 | Acid soil conditioner and preparation method thereof |
| CN109627105A (en) * | 2019-02-18 | 2019-04-16 | 福建省农业科学院土壤肥料研究所 | A kind of soil conditioner of the anti-yellow of acid-proof and its preparation and application |
| CN109852395B (en) * | 2019-03-15 | 2021-04-02 | 深圳市芭田生态工程股份有限公司 | Oyster shell powder and preparation method thereof, soil heavy metal passivator and organic fertilizer |
| CN109913226A (en) * | 2019-03-20 | 2019-06-21 | 武汉山友爆破科技工程有限公司 | A kind of soil-repairing agent and preparation method thereof and restorative procedure |
| CN110028367A (en) * | 2019-05-14 | 2019-07-19 | 烟台富慧农业科技有限公司 | A kind of multifunction soil compound fertilizer and preparation method |
| CN110342829A (en) * | 2019-07-16 | 2019-10-18 | 深圳易绿谷屋顶绿化有限公司 | A kind of rock wool and preparation method thereof |
| CN110981627A (en) * | 2019-12-07 | 2020-04-10 | 云南省个旧市大通磷化工有限公司 | Acid soil conditioner |
| JP6781426B1 (en) * | 2020-01-06 | 2020-11-04 | 国立大学法人北見工業大学 | Granular acid soil correction agent using shell powder and its manufacturing method |
| CN111548798A (en) * | 2020-04-28 | 2020-08-18 | 云南省烟草公司红河州公司 | Soil conditioner and application thereof in organic agriculture acidic soil improvement |
| CN111537672A (en) * | 2020-05-08 | 2020-08-14 | 广西壮族自治区农业科学院 | Method for evaluating acid-producing ability or acid-neutralizing ability of fertilizer or soil conditioner |
| CN112358883A (en) * | 2020-11-23 | 2021-02-12 | 安徽国祯生态科技有限公司 | Self-disintegrating soil conditioner and preparation method thereof |
| CN112544160A (en) * | 2020-12-02 | 2021-03-26 | 郑州大学 | Experimental method for influence of soil conditioner on rhizosphere soil microorganisms and quality of tobacco plants |
| CN112500231A (en) * | 2020-12-21 | 2021-03-16 | 中国科学院沈阳应用生态研究所 | Synergistic fertilizer capable of increasing pH of soil micro-domain and preparation method thereof |
| CN113207597A (en) * | 2021-06-18 | 2021-08-06 | 山东省农业科学院 | Fresh-eating type sweet potato green planting method |
| CN114292149A (en) * | 2021-12-30 | 2022-04-08 | 泉州市洋屿土壤科技有限公司 | Acidified soil conditioner and preparation method thereof |
| CN115340875B (en) * | 2022-08-29 | 2023-06-13 | 重庆妙栽生物科技有限公司 | Barrier agent for reducing content of harmful heavy metals in plants, use method and application |
| CN116986953B (en) * | 2023-08-07 | 2024-04-16 | 史丹利化肥扶余有限公司 | Soil fertility-improving conditioner and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368487A (en) * | 2001-02-01 | 2002-09-11 | 张显军 | Formula and process for preparing efficient biological organic (or semi-organic) fertilizer |
-
2011
- 2011-06-09 CN CN201110154187.7A patent/CN102321484B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368487A (en) * | 2001-02-01 | 2002-09-11 | 张显军 | Formula and process for preparing efficient biological organic (or semi-organic) fertilizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102321484A (en) | 2012-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102321484B (en) | Organic environmentally-friendly soil conditioner for improving acidified or acid soil | |
| CN102876576B (en) | Acidic soil conditioner, and preparation method and application thereof | |
| CN103113167B (en) | Compound microbial organic fertilizer and preparation method thereof | |
| CN101691317B (en) | Efficient snail-killing type organic fertilizer produced from tea seed cakes and preparation method thereof | |
| CN102584364B (en) | Biologic organic fertilizer and preparation method thereof | |
| CN107759392A (en) | A kind of improvement soil property matches somebody with somebody fertile auxiliary material and its production method | |
| CN108165276A (en) | A kind of composite conditioner suitable for northern alkaline soil heavy metal pollution | |
| CN104926530A (en) | High-efficiency biological organic fertilizer for organic crops and preparation method thereof | |
| CN101817702A (en) | Special bio-organic fertilizer for peaches and preparation method thereof | |
| KR100779758B1 (en) | Method for organic by-product fertilizer using seaweed by-product as bulking agent | |
| CN102173942B (en) | Calcium-magnesium-containing organic mineral fertilizer and preparation method thereof | |
| CN107805158A (en) | A kind of salt-soda soil bio-organic fertilizer special and preparation method thereof | |
| CN106047764A (en) | Low-temperature beneficial microorganism preparation product applied to straw application | |
| CN105170619B (en) | A method of repairing and improve heavy-metal contaminated soil | |
| CN106278537A (en) | A kind of method of straw-returning | |
| CN106986696A (en) | Utilize soil conditioner obtained by biological fermentation bed waste material and preparation method thereof | |
| CN103450906A (en) | Soil conditioner and preparation method thereof | |
| CN105348008A (en) | Nutritional combined fertilizer applicable to acidified soil and special for solanaceous vegetables and application method thereof | |
| TW202118856A (en) | Soil restoration method and structure | |
| CN107935639A (en) | The preparation method of efficient calcic organic fertilizer | |
| CN106631490B (en) | Cadmium-reducing selenium-rich organic fertilizer for crops and preparation method and application thereof | |
| CN102040430B (en) | Method for producing compound microbial fertilizer with insecticidal effect | |
| CN107673902A (en) | It is a kind of to match somebody with somebody fertile auxiliary material and its production method with expelling parasite and slow releasing function | |
| CN107176856A (en) | A kind of functional organic fertilizer and its production method and its purposes | |
| CN101759500A (en) | Mineral fertilizer containing complex microbial community and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |