CN106748262A - A kind of paddy field anti-corrosion root paddy rice slow-release fertilizer and preparation method thereof - Google Patents

A kind of paddy field anti-corrosion root paddy rice slow-release fertilizer and preparation method thereof Download PDF

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Publication number
CN106748262A
CN106748262A CN201710038074.8A CN201710038074A CN106748262A CN 106748262 A CN106748262 A CN 106748262A CN 201710038074 A CN201710038074 A CN 201710038074A CN 106748262 A CN106748262 A CN 106748262A
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fertilizer
water
standby
powder
yeast
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许美凤
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00Fertilisers characterised by their form
    • C05G5/30Layered or coated, e.g. dust-preventing coatings
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05CNITROGENOUS FERTILISERS
    • C05C11/00Other nitrogenous fertilisers
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05FORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F17/00Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
    • C05F17/50Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05GMIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C05G3/90Mixtures of one or more fertilisers with additives not having a specially fertilising activity for affecting the nitrification of ammonium compounds or urea in the soil
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

Abstract

The invention discloses a kind of paddy field anti-corrosion root paddy rice slow-release fertilizer, including following components:Paraffin, calper calcium peroxide, cinnamon oil, porous silicon carbide calcium, castor leaf powder, PERICARPIUM ARECAE powder, pluck powder, green tea seedcake, rice husk biomass carbon, glucose, porous cellulose acetate microballoon, brewer's yeast, amino acid, inositol, dicyandiamide, poly-aspartate, middle amount mineral element, trace mineral element, grape procyanidinses, Hydroxypropyl methylcellulose, hydroxyethyl cellulose, alginate, activated diatomaceous earth etc..The present invention is used can prepare paddy rice slow release fertilizer with the coating liquid of dynamic release nutrient cladding fermentation major ingredient, rich in organic matter, fertility is abundant, PERICARPIUM ARECAE powder, the rice husk biomass carbon of certain degree of hardness are employed in organic fertilizer, the gas permeability of fertilizer is improve, the root-rot bad phenomenon of paddy rice can be reduced to a certain extent;Fertilizer uses dicyandiamide, poly-aspartate fertilizer synergist, by increasing capacitance it is possible to increase rice nutrient is accumulated, and improves fertilizer utilization efficiency, promotes its Efficient Cultivation.

Description

A kind of paddy field anti-corrosion root paddy rice slow-release fertilizer and preparation method thereof
Technical field
The present invention relates to agriculture technical field of slow release fertilizer, more particularly to a kind of paddy field anti-corrosion root paddy rice slow-release fertilizer and Its preparation method.
Background technology
Fertilizer is the grain of plant, is the material investment of maximum in plant particularly farming crop production, keyed Fertilizer Transformed The long-term use of fertilizer, the combined influence of soil environment in addition, utilization rate of fertilizer becomes more and more lower, and this is also to use fertilizer chemical fertilizer During the problem that commonly encounters, in addition, irrational fertilising, also result in a series of environmental pollution, plant crop product The problems such as Quality Safety is on the hazard, in face of these become increasingly conspicuous and further severe problems, improves the profit of fertilizer chemical fertilizer With rate, the problem that Sustainable Development Road has become everybody common concern is walked, exploitation meets efficient, Controlled release and environment friend Good type fertilizer is the inevitable choice of Fertilizer Industry development.
Wherein, the sustained-controll-release fertiliser for being developed by Controlled release demand is innovation of fertilizer research in recent years and technological innovation Focus, sustained-controll-release fertiliser includes coating type, Chemical Inhibition type, synthesis slightly soluble state type, matrix composite and gluing type etc., described bag Membranous type sustained-controll-release fertiliser is that contained nutrient form delays to be absorbed by plants and utilizes after coated fertilizer realizes fertilising, reaches length Effect of long fertilizer high, the performance of coated fertilizer directly decides the quality of sustained-controll-release fertiliser fertilizer efficiency, coated fertilizer it is good The focus of sustained release performance, environmental protection performance and cheap coated slow release fertilizer developmental research.
The coated fertilizer of development is all the release that nutrient is carried out using static membrane pores at present, the adjustment film layer for generally using Thickness or the material cladding control release speed using different performance, it is few to realize nutrients release control by dynamic membrane pores The report of system.
Oxygen fertilizer is the abbreviation of oxygen fertilizer, more stable in dry conditions, can be reacted release with water when running into water Oxygen, is oxygen supply thing typically by peroxide;The germination rate of plant or crop seeds can be improved using oxygen fertilizer, is increased The growth of the survival rate and promotion plant of plant.
The slow-release fertilizer coating materials with dynamic nutrients release effect are developed with reference to the characteristics of oxygen fertilizer to slow-release fertilizer according to tool There is important meaning.
The content of the invention
A kind of growth requirement of the present invention for agricultural slow release fertilizer, there is provided paddy field anti-corrosion root paddy rice slow-release fertilizer And preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of paddy field anti-corrosion root paddy rice slow-release fertilizer, including following parts by weight of component:Paraffin 5.2-5.4, calper calcium peroxide 5.2-5.4, cinnamon oil 3.4-3.5, porous silicon carbide calcium 3.6-3.7, castor leaf powder 41-42, PERICARPIUM ARECAE powder 30-32, pluck Powder 60-62, green tea seedcake 92-93, rice husk biomass carbon 23-24, glucose 2.4-2.5, porous cellulose acetate microballoon 4.6- 4.7th, brewer's yeast 3.6-3.7, natamycin 0.1-0.2, carrotene 0.2-0.3, mannosan 0.3-0.4, Tea Polyphenols 0.35-0.36, amino acid 0.4-0.5, inositol 0.28-0.3, dicyandiamide 0.24-0.25, poly-aspartate 0.22-0.23, middle amount Mineral element 0.18-0.19, trace mineral element 0.19-0.21, grape procyanidinses 0.23-0.24, soybean lecithin 4.3-4.4, plant Antifreeze protein 3.2-3.3, Hydroxypropyl methylcellulose 2.6-2.7, hydroxyethyl cellulose 2.4-2.5, alginate 16-17, activation silicon Diatomaceous earth 12-13, appropriate water.
A kind of described paddy field anti-corrosion root paddy rice slow-release fertilizer preparation method, comprises the following steps:
(1)The water of 3-4 times of soybean lecithin, plant antifreeze protein and gross weight is mixed, the heating stirring 20- at 100 DEG C 21min, afterwards stirring is cooled to room temperature, and add natamycin, carrotene, mannosan, Tea Polyphenols, amino acid, inositol, Dicyandiamide, poly-aspartate, middle amount mineral element, trace mineral element, grape procyanidinses stir, and obtain nutrient solution standby;
(2)The water of 0.2-0.3 times of glucose, porous cellulose acetate microballoon, half brewer's yeast and gross weight is mixed, 38 DEG C of stir-activating 20-21min, obtain modified brewer's yeast standby;
(3)By castor leaf powder, pluck powder, green tea seedcake, PERICARPIUM ARECAE powder, rice husk biomass carbon co-grinding, crushed material is obtained It is standby;By the water mixing and stirring of 0.2-0.3 times of half crushed material, modified brewer's yeast and gross weight, in room temperature 23-24 DEG C compost fermentation 5-6d, obtains fermentation material one standby;By remaining half crushed material, remaining half brewer's yeast, nutrient solution and total The water mixing and stirring of 2.8-3 times of weight, is put into sealed fermenter, in 33-34 DEG C of sealing and fermenting 5-6d, obtains fermentation material two It is standby;
(4)By fermentation material two and the mixing and stirring of fermentation material one, in 25-26 DEG C of compost fermentation 19-20d of room temperature, must ferment master Material, will add 2 times of water dilute solution mixing and stirrings of Hydroxypropyl methylcellulose in the major ingredient that ferments, and it is total to adjust moisture The 18.4-19% of weight, diameter 3.2-4mm is manufactured using screw extrusion comminutor, obtains granulated fertilizer standby;
(5)Paraffin is fused into liquid at 80 DEG C, adds cinnamon oil, porous silicon carbide calcium, calper calcium peroxide to stir, be cooled to room Temperature, obtains modified less soluble water calper calcium peroxide standby;Activated diatomaceous earth high temperature of 120 DEG C is activated into 15-16min, afterwards ball milling, mistake 1000 mesh, obtain activated diatomaceous earth micro mist, and 3.5-3.6 times of activated diatomaceous earth micro mist, alginate and gross weight are mixed, 100 DEG C of heating stirrings react 1-1.2h, and stirring cooling rapidly joins the quick mixing of modified less soluble water calper calcium peroxide water and stirs afterwards Mix uniform, obtaining can be standby with the coating liquid of dynamic release nutrient;
(6)The coating liquid is quickly sprayed on the granulated fertilizer being placed on fluid bed, and match somebody with somebody by the nozzle with high-pressure nozzle 100 DEG C of heated-air drying 10-12min are closed, 4.8-5h is dried to doing at 40-50 DEG C using low temperature, packaging is obtained final product.
It is an advantage of the invention that:
The present invention is used can prepare paddy rice slow release fertilizer with the coating liquid of dynamic release nutrient cladding fermentation major ingredient, be rich in Organic matter, fertility is abundant, and PERICARPIUM ARECAE powder, the rice husk biomass carbon of certain degree of hardness are employed in organic fertilizer, improves the saturating of fertilizer Gas, can reduce the root-rot bad phenomenon of paddy rice to a certain extent;Fertilizer uses dicyandiamide, poly-aspartate fertilizer synergistic Agent, by increasing capacitance it is possible to increase rice nutrient is accumulated, improves fertilizer utilization efficiency, promotes its Efficient Cultivation;What is used can be with dynamic release The coating liquid of nutrient is prepared from by the indissoluble water calper calcium peroxide and activated diatomaceous earth micro mist, alginate of paraffin modification, bag The compactness of film is good, and degradability is good, had good sustained release effect, does not have environmental pollution;Meanwhile, with the decomposition of coating, inside loading Calper calcium peroxide is dissolved in water, discharges oxygen, and dynamic adjustment membrane pores realize the dynamic release of nutrient, while the oxygen of release promotes The metabolic activity of rice root, promotes it to grow;Can further aid in the root-rot for reducing paddy rice bad; Person, the fermentation major ingredient for being used is mixed by low-temperature activation brewer's yeast compost fermentation material and high temperature passivation brewer's yeast sealing and fermenting material Conjunction is obtained in compost fermentation, and fermentation is abundant, effectively shortens fermentation time, improves fermentation efficiency, enriches tunning, is Paddy rice provides abundant nutrition, promotes its Efficient Cultivation.
Specific embodiment
A kind of paddy field anti-corrosion root paddy rice slow-release fertilizer, including following parts by weight of component:Paraffin 5.2, calper calcium peroxide 5.2nd, cinnamon oil 3.4, porous silicon carbide calcium 3.6, castor leaf powder 41, PERICARPIUM ARECAE powder 30, pluck powder 60, green tea seedcake 92, rice Shell biomass carbon 23, glucose, porous cellulose acetate microballoon 5.6, brewer's yeast 3.6, natamycin 0.1, carrotene 0.2, Mannosan 0.3, Tea Polyphenols 0.35, amino acid 0.4, inositol 0.28, dicyandiamide 0.24, poly-aspartate 0.22, middle amount mineral Element 0.18, trace mineral element 0.19, grape procyanidinses 0.23, soybean lecithin 4.3, plant antifreeze protein 3.2, Hydroxypropyl methylcellulose 2.6th, hydroxyethyl cellulose 2.4, alginate 16, activated diatomaceous earth 12, appropriate water.
A kind of described paddy field anti-corrosion root paddy rice slow-release fertilizer preparation method, comprises the following steps:
(1)The water of 3 times of soybean lecithin, plant antifreeze protein and gross weight is mixed, the heating stirring 20min at 100 DEG C, it Stirring afterwards is cooled to room temperature, and adds natamycin, carrotene, mannosan, Tea Polyphenols, amino acid, inositol, dicyandiamide, poly- Aspartic acid, middle amount mineral element, trace mineral element, grape procyanidinses stir, and obtain nutrient solution standby;
(2)The water of 0.2 times of glucose, porous cellulose acetate microballoon, half brewer's yeast and gross weight is mixed, at 38 DEG C Stir-activating 20min, obtains modified brewer's yeast standby;
(3)By castor leaf powder, pluck powder, green tea seedcake, PERICARPIUM ARECAE powder, rice husk biomass carbon co-grinding, crushed material is obtained It is standby;By the water mixing and stirring of 0.2 times of half crushed material, modified brewer's yeast and gross weight, in 23 DEG C of compost of room temperature Fermentation 5d, obtains fermentation material one standby;By 2.8 times of remaining half crushed material, remaining half brewer's yeast, nutrient solution and gross weight Water mixing and stirring, be put into sealed fermenter, in 33 DEG C of sealing and fermenting 5d, obtain fermentation material two standby;
(4)By fermentation material two and the mixing and stirring of fermentation material one, in 25 DEG C of compost fermentation 19d of room temperature, fermentation major ingredient is obtained, will sent out 2 times of water dilute solution mixing and stirrings of Hydroxypropyl methylcellulose are added in ferment major ingredient, and it is gross weight to adjust moisture 18.4%, diameter 3.2mm is manufactured using screw extrusion comminutor, obtain granulated fertilizer standby;
(5)Paraffin is fused into liquid at 80 DEG C, adds cinnamon oil, porous silicon carbide calcium, calper calcium peroxide to stir, be cooled to room Temperature, obtains modified less soluble water calper calcium peroxide standby;Activated diatomaceous earth high temperature of 120 DEG C is activated into 15min, afterwards ball milling, cross 1000 Mesh, obtains activated diatomaceous earth micro mist, by activated diatomaceous earth micro mist, the 3.5 times of mixing of alginate and gross weight, in 100 DEG C of heating Stirring reaction 1h, stirring cooling, rapidly joins the modified less soluble quick mixing and stirring of water calper calcium peroxide water afterwards, and obtaining can be with The coating liquid of dynamic release nutrient is standby;
(6)The coating liquid is quickly sprayed on the granulated fertilizer being placed on fluid bed, and match somebody with somebody by the nozzle with high-pressure nozzle 100 DEG C of heated-air drying 10min are closed, 4.8h are dried to doing at 40 DEG C using low temperature, packaging is obtained final product.
By taking two pieces 10 mu of water irrigation water rice field as an example, it is fertilizer as reality that one piece of water water for irrigation rice Tanaka applies the present invention Group is tested, as a control group, the dose of experimental group and control group is one piece of urea of water water for irrigation rice Tanaka applying in the market 20Kg/ mus, other cultivation conditions are consistent, Continuous Observation two months, it is found that experimental group paddy rice grows cyclopentadienyl than experimental group paddy rice Sturdy, 10000 plants of rice root situations of random searching are contained, it is found that experimental group rice terrace paddy rice bad root phenomenon accounts for 0.00021%, Control group rice terrace paddy rice bad root phenomenon accounts for 0.0021%, and ultimate output is counted, it is found that the per mu yield of experimental group is right According to 1.652 times of group per mu yield, illustrate that fertilizer of the present invention can effectively facilitate the Efficient Cultivation of water in field rice.

Claims (2)

1. a kind of paddy field anti-corrosion root paddy rice slow-release fertilizer, it is characterised in that including following parts by weight of component:Paraffin 5.2- 5.4th, calper calcium peroxide 5.2-5.4, cinnamon oil 3.4-3.5, porous silicon carbide calcium 3.6-3.7, castor leaf powder 41-42, PERICARPIUM ARECAE powder 30- 32nd, pluck powder 60-62, green tea seedcake 92-93, rice husk biomass carbon 23-24, glucose 2.4-2.5, porous acetate fiber Plain microballoon 4.6-4.7, brewer's yeast 3.6-3.7, natamycin 0.1-0.2, carrotene 0.2-0.3, mannosan 0.3-0.4, Tea Polyphenols 0.35-0.36, amino acid 0.4-0.5, inositol 0.28-0.3, dicyandiamide 0.24-0.25, poly-aspartate 0.22- 0.23rd, middle amount mineral element 0.18-0.19, trace mineral element 0.19-0.21, grape procyanidinses 0.23-0.24, soybean lecithin 4.3- 4.4th, plant antifreeze protein 3.2-3.3, Hydroxypropyl methylcellulose 2.6-2.7, hydroxyethyl cellulose 2.4-2.5, alginate 16- 17th, activated diatomaceous earth 12-13, appropriate water.
2. a kind of paddy field anti-corrosion root paddy rice slow-release fertilizer preparation method as claimed in claim 1, it is characterised in that including Following steps:
(1)The water of 3-4 times of soybean lecithin, plant antifreeze protein and gross weight is mixed, the heating stirring 20- at 100 DEG C 21min, afterwards stirring is cooled to room temperature, and add natamycin, carrotene, mannosan, Tea Polyphenols, amino acid, inositol, Dicyandiamide, poly-aspartate, middle amount mineral element, trace mineral element, grape procyanidinses stir, and obtain nutrient solution standby;
(2)The water of 0.2-0.3 times of glucose, porous cellulose acetate microballoon, half brewer's yeast and gross weight is mixed, 38 DEG C of stir-activating 20-21min, obtain modified brewer's yeast standby;
(3)By castor leaf powder, pluck powder, green tea seedcake, PERICARPIUM ARECAE powder, rice husk biomass carbon co-grinding, crushed material is obtained It is standby;By the water mixing and stirring of 0.2-0.3 times of half crushed material, modified brewer's yeast and gross weight, in room temperature 23-24 DEG C compost fermentation 5-6d, obtains fermentation material one standby;By remaining half crushed material, remaining half brewer's yeast, nutrient solution and total The water mixing and stirring of 2.8-3 times of weight, is put into sealed fermenter, in 33-34 DEG C of sealing and fermenting 5-6d, obtains fermentation material two It is standby;
(4)By fermentation material two and the mixing and stirring of fermentation material one, in 25-26 DEG C of compost fermentation 19-20d of room temperature, must ferment master Material, will add 2 times of water dilute solution mixing and stirrings of Hydroxypropyl methylcellulose in the major ingredient that ferments, and it is total to adjust moisture The 18.4-19% of weight, diameter 3.2-4mm is manufactured using screw extrusion comminutor, obtains granulated fertilizer standby;
(5)Paraffin is fused into liquid at 80 DEG C, adds cinnamon oil, porous silicon carbide calcium, calper calcium peroxide to stir, be cooled to room Temperature, obtains modified less soluble water calper calcium peroxide standby;Activated diatomaceous earth high temperature of 120 DEG C is activated into 15-16min, afterwards ball milling, mistake 1000 mesh, obtain activated diatomaceous earth micro mist, and 3.5-3.6 times of activated diatomaceous earth micro mist, alginate and gross weight are mixed, 100 DEG C of heating stirrings react 1-1.2h, and stirring cooling rapidly joins the quick mixing of modified less soluble water calper calcium peroxide water and stirs afterwards Mix uniform, obtaining can be standby with the coating liquid of dynamic release nutrient;
(6)The coating liquid is quickly sprayed on the granulated fertilizer being placed on fluid bed, and match somebody with somebody by the nozzle with high-pressure nozzle 100 DEG C of heated-air drying 10-12min are closed, 4.8-5h is dried to doing at 40-50 DEG C using low temperature, packaging is obtained final product.
CN201710038074.8A 2017-01-19 2017-01-19 A kind of paddy field anti-corrosion root paddy rice slow-release fertilizer and preparation method thereof Pending CN106748262A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107879840A (en) * 2017-11-16 2018-04-06 安徽康坶国际化肥股份有限公司 A kind of preparation method of the special coated fertilizer of rice
GB2572647A (en) * 2018-04-06 2019-10-09 Pangaea Laboratories Ltd A Composition And Method For Stabilisation Of Retinoids
CN114568253A (en) * 2022-01-21 2022-06-03 瑞派尔(宜昌)科技集团股份有限公司 Anti-impact ecological planting particle

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Publication number Priority date Publication date Assignee Title
CN102746051A (en) * 2011-04-19 2012-10-24 惠州市创之绿生态技术有限公司 Lignin sustained-release fertilizer
CN102924176A (en) * 2012-11-20 2013-02-13 中南林业科技大学 Sustained oxygen release fertilizer and preparation method thereof
CN105294289A (en) * 2015-11-24 2016-02-03 合肥永盛养殖有限公司 Dual-channel coated material regulated stress-resistant efficient slow-release fertilizer for paddy rice and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102746051A (en) * 2011-04-19 2012-10-24 惠州市创之绿生态技术有限公司 Lignin sustained-release fertilizer
CN102924176A (en) * 2012-11-20 2013-02-13 中南林业科技大学 Sustained oxygen release fertilizer and preparation method thereof
CN105294289A (en) * 2015-11-24 2016-02-03 合肥永盛养殖有限公司 Dual-channel coated material regulated stress-resistant efficient slow-release fertilizer for paddy rice and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107879840A (en) * 2017-11-16 2018-04-06 安徽康坶国际化肥股份有限公司 A kind of preparation method of the special coated fertilizer of rice
GB2572647A (en) * 2018-04-06 2019-10-09 Pangaea Laboratories Ltd A Composition And Method For Stabilisation Of Retinoids
US10864148B2 (en) 2018-04-06 2020-12-15 Pangaea Laboratories Ltd. Compositions and methods for stabilization of retinoids
CN114568253A (en) * 2022-01-21 2022-06-03 瑞派尔(宜昌)科技集团股份有限公司 Anti-impact ecological planting particle

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