CN112409082A - Slow-release high-tower pesticide fertilizer and preparation method thereof - Google Patents
Slow-release high-tower pesticide fertilizer and preparation method thereof Download PDFInfo
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- CN112409082A CN112409082A CN202011404396.8A CN202011404396A CN112409082A CN 112409082 A CN112409082 A CN 112409082A CN 202011404396 A CN202011404396 A CN 202011404396A CN 112409082 A CN112409082 A CN 112409082A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES 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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES 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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/30—Anti-agglomerating additives; Anti-solidifying additives
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES 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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/60—Biocides or preservatives, e.g. disinfectants, pesticides or herbicides; Pest repellants or attractants
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES 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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/90—Mixtures 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/10—Solid or semi-solid fertilisers, e.g. powders
- C05G5/12—Granules or flakes
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES 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
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Soil Sciences (AREA)
- Fertilizers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to the technical field of production of pesticide fertilizers, and particularly relates to a slow-release high-tower pesticide fertilizer and a preparation method thereof. Aiming at the problems in the production of pesticide fertilizers by a high tower method at the present stage, the application provides the slow-release high tower pesticide fertilizer, and the slow-release effect is ensured by ensuring double slow release of pesticide and chemical fertilizer; the activity of the pesticide is ensured by adding the carrier powder; the effective utilization rate of the fertilizer is realized through the action of the nitrification inhibitor or the urease inhibitor, and the growth requirement of crops is ensured. In addition, the application also provides a preparation method of the slow-release high tower pesticide-fertilizer. The method is simple and suitable for industrial production.
Description
Technical Field
The invention relates to the technical field of production of pesticide fertilizers, and particularly relates to a slow-release high-tower pesticide fertilizer and a preparation method thereof.
Background
Pesticides are broadly defined as chemical synthesis or a substance or a mixture of substances derived from organisms, other natural products and applied biotechnology for preventing, killing or controlling diseases, insects, grasses and other harmful organisms which damage agriculture and forestry and for purposefully regulating, controlling and influencing the metabolic, growth, development and reproduction processes of plants and harmful organisms, and preparations thereof. In the narrow sense, the term refers to a general name of the pesticide used for killing pests, bacteria and harmful animals (or weeds) in agricultural production in order to guarantee and promote the growth of plants and crops. The fertilizer provides necessary nutritional requirements for the growth of crops, so that the pesticide and the fertilizer are indispensable in the growth process of the crops; increased crop yield, improved soil, increased survival rate, and the like. The pesticide and the fertilizer are scientifically combined to develop the pesticide fertilizer, so that the pesticide fertilizer has the double effects of fertilizing and killing insects at the same time by one-time application, the labor intensity is reduced, and the production efficiency is improved.
The pesticide and fertilizer are classified according to the release characteristics of the active ingredients of the pesticide and fertilizer and divided into a conventional type of free release and a controlled release type; the effective rate of the conventional pesticide is 20-30%; it is economically wasteful and causes environmental pollution. Meanwhile, the process for preparing the fertilizer by the high tower method is mature day by day, but no mature technology exists for preparing the medical fertilizer by adopting the high tower process, and two problems need to be solved: the high temperature in the fertilizer melting stage does not affect the activity of the pesticide, and the pesticide does not react when contacting the fertilizer.
Disclosure of Invention
Aiming at the problems in the production of pesticide fertilizers by a high tower method at the present stage, the application provides a slow-release high tower pesticide fertilizer, a pesticide is combined with a fertilizer and an inhibitor to obtain the slow-release pesticide fertilizer, and the heat resistance and slow-release effect of the pesticide are realized by the slow degradation of carrier powder; the slow release of the fertilizer is realized through a nitrification inhibitor or a urease inhibitor; in addition, the application also provides a preparation method of the slow-release high tower pesticide-fertilizer.
A slow-release high tower pesticide fertilizer comprises the following raw materials: pesticide powder, fertilizer, auxiliary materials, nitrification inhibitor or urease inhibitor; the fertilizer, the nitrification inhibitor or the urease inhibitor and part of the pesticide powder are used as inner layers, and the rest pesticide powder is wrapped at the outermost layer; the fertilizer is urea; the pesticide powder is obtained by dissolving pesticide in a solvent or a mixed solution, mixing with carrier powder and drying.
Preferably, the fertilizer also comprises one or two of K fertilizer and phosphate fertilizer.
Preferably, the addition amount of the nitrification inhibitor or the urease inhibitor is 0.1-1% of the total amount of the fertilizer.
Preferably, the carrier powder is white carbon black or kaolin, and the particle size is 1-50 μm.
Preferably, the mixed solution is: and (3) a mixed solution of calcium lignosulfonate or polyvinylpyrrolidone water solution and calcium stearate.
Preferably, the pesticide is one or two of chlorantraniliprole and clothianidin.
The preparation method of the slow-release high tower pesticide fertilizer comprises the following steps:
(1) adding urea into a melting tank, controlling the temperature of the melting tank at 120-125 ℃, and overflowing the melted urea solution to a primary tank;
(2) adding a potash fertilizer and auxiliary materials into a primary tank, uniformly mixing the potash fertilizer and the auxiliary materials with a urea solution, controlling the temperature of the primary tank at 110-115 ℃, and overflowing the mixed molten material into a secondary tank;
(3) adding a phosphate fertilizer, a nitrification inhibitor or a urease inhibitor and part of pesticide powder into the secondary tank, and mixing the mixture with the molten material for less than 4min to obtain mixed molten slurry, wherein the temperature of the secondary tank is controlled at 100-105 ℃;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) and (4) feeding the cooled qualified product into a wrapping machine, spraying anti-caking oil, spraying the residual pesticide powder and anti-caking powder, and finally packaging.
Preferably, the pesticide powder in the step (4) is obtained by dissolving pesticide in a solvent and carrier powder; the carrier powder is white carbon black or kaolin, and the particle size is 1-50 mu m.
The carrier powder, namely white carbon black, is used as a carrier to play a role in stabilizing the pesticide, and meanwhile, the slow release effect is provided for the pesticide in the self-degradation process; the fertilizer is arranged on the inner layer, after the degradation of the carrier powder on the outer layer is finished, the fertilizer can be released, and then the slow release of the fertilizer on the inner layer is realized by combining a nitrification inhibitor or a urease inhibitor; and finally, the high tower process is combined to realize industrial production.
The invention has the advantages of
(1) Is suitable for the industrialized production of high towers
The process of preparing the fertilizer by the high tower method adopts heating or melting, high temperature is required, and the pesticide has partial activity inactivation or chemical reaction with substances in the fertilizer at high temperature, so that the pesticide effect is changed; therefore, the carrier powder and the nitrification inhibitor or the urease inhibitor are adopted to realize the slow release of the pesticide and the fertilizer, and the aim of producing the pesticide and the fertilizer by adopting a high tower process is fulfilled.
(2) Good slow release effect and good pesticide and fertilizer activity
The slow release effect is ensured by ensuring double slow release of the pesticide and the fertilizer; the activity of the pesticide is ensured by adding the carrier powder; the effective utilization rate of the fertilizer is realized through the action of a nitrification inhibitor or a urease inhibitor, and the growth demand of crops is ensured; the pesticide powder in the inner layer is gradually released in the fertilizer slow release process, so that the effect of double slow release of the pesticide is achieved.
Detailed Description
Example 1
A preparation method of a slow-release high tower insecticide-fertilizer comprises the following steps:
(1) 200kg of urea is added into a melting tank, the temperature of the melting tank is controlled to be 120-125 ℃, and the melted urea solution overflows to a primary tank;
(2) 100kg of potash fertilizer and 150kg of auxiliary stone powder are added into a primary tank and evenly mixed with a urea solution, the temperature of the primary tank is controlled to be 110-115 ℃, and the mixed molten material overflows to a secondary tank;
(3) adding 80kg of phosphate fertilizer, 3.8kg of nitrification inhibitor and 0.64kg of pesticide powder into the secondary tank, and mixing the phosphate fertilizer, the nitrification inhibitor and the pesticide powder with the molten material for less than 4min to obtain mixed molten slurry, wherein the temperature of the secondary tank is controlled at 105 ℃ of 100 ℃;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) the cooled qualified product enters a wrapping machine, oil-resistant mineral oil is sprayed, then 0.44kg of pesticide powder and anti-caking mineral stone powder are sprayed, and finally the product is packaged;
preparing pesticide powder: 0.6kg of chlorantraniliprole is dissolved in 0.001kg of mixed solution 0.5kg of calcium lignosulphonate and 0.002kg of calcium stearate, and the balance of water is mixed with 1kg of kaolin with the particle size of 1-50 mu m, and the mixture is dried to obtain 1.08kg of pesticide powder.
Example 2
A preparation method of a slow-release high tower insecticide-fertilizer comprises the following steps:
(1) 200kg of urea is added into a melting tank, the temperature of the melting tank is controlled to be 120-125 ℃, and the melted urea solution overflows to a primary tank;
(2) 100kg of potash fertilizer and 150kg of auxiliary stone powder are added into a primary tank and evenly mixed with a urea solution, the temperature of the primary tank is controlled to be 110-115 ℃, and the mixed molten material overflows to a secondary tank;
(3) adding 100kg of phosphate fertilizer, 4.0 kg of nitrification inhibitor and 2.0kg of pesticide powder into the secondary tank, and mixing the phosphate fertilizer, the nitrification inhibitor and the pesticide powder with the molten material for less than 4min to obtain mixed molten slurry, wherein the temperature of the secondary tank is controlled at 105 ℃ of 100-;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) the cooled qualified product enters a wrapping machine, oil-resistant mineral oil is sprayed, then 1.2kg of pesticide powder and powder-resistant mineral stone powder are sprayed, and finally the product is packaged;
preparing pesticide powder: 1.0kg of clothianidin is dissolved in 0.02kg of polyvinylpyrrolidone water solution, 0.018kg of calcium stearate is mixed solution 1kg, and the rest is water, and is mixed with 2kg of white carbon black with the particle size of 1-50 mu m and dried to obtain 3.2kg of pesticide powder.
Example 3
A preparation method of a slow-release high tower insecticide-fertilizer comprises the following steps:
(1) 200kg of urea is added into a melting tank, the temperature of the melting tank is controlled to be 120-125 ℃, and the melted urea solution overflows to a primary tank;
(2) adding 50kg of potash fertilizer and 200kg of auxiliary stone powder into a primary tank, uniformly mixing with a urea solution, controlling the temperature of the primary tank at 110-;
(3) adding 50kg of phosphate fertilizer, 1.5 kg of urease inhibitor and 1.0kg of pesticide powder into a secondary tank, and mixing the phosphate fertilizer, the urease inhibitor and the pesticide powder with the molten material for less than 4min to obtain mixed molten slurry, wherein the temperature of the secondary tank is controlled at 105 ℃ of 100-;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) the cooled qualified product enters a wrapping machine, oil-resistant mineral oil is sprayed, then 0.9kg of pesticide powder and powder-resistant mineral stone powder are sprayed, and finally the product is packaged;
preparing pesticide powder: 0.35kg of chlorantraniliprole and 0.35kg of clothianidin are dissolved in 1kg of mixed solution of 0.005kg of calcium lignosulphonate and 0.013kg of calcium stearate, and the balance of water, and 1.5 kg of white carbon black with the particle size of 1-50 mu m is mixed and dried to obtain 1.9kg of pesticide powder.
Example 4
A preparation method of a slow-release high tower insecticide-fertilizer comprises the following steps:
(1) 200kg of urea is added into a melting tank, the temperature of the melting tank is controlled to be 120-125 ℃, and the melted urea solution overflows to a primary tank;
(2) adding 250kg of auxiliary stone powder into the primary tank, controlling the temperature at 110-115 ℃, and then overflowing the molten material into the secondary tank;
(3) 1.5 kg of urease inhibitor and 1.0kg of pesticide powder are added into the secondary tank, the mixing time with the molten material is less than 4min, mixed molten slurry is obtained, and the temperature of the secondary tank is controlled at 100-105 ℃;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) the cooled qualified product enters a wrapping machine, oil-resistant mineral oil is sprayed, then 0.9kg of pesticide powder and powder-resistant mineral stone powder are sprayed, and finally the product is packaged;
preparing pesticide powder: 0.35kg of chlorantraniliprole and 0.35kg of clothianidin are dissolved in 1kg of mixed solution of 0.005kg of calcium lignosulphonate and 0.013kg of calcium stearate, and the balance of water, and 1.5 kg of white carbon black with the particle size of 1-50 mu m is mixed and dried to obtain 1.9kg of pesticide powder.
Comparative example 1
A preparation method of a slow-release high tower insecticide-fertilizer comprises the following steps:
(1) 200kg of urea is added into a melting tank, the temperature of the melting tank is controlled to be 120-125 ℃, and the melted urea solution overflows to a primary tank;
(2) adding 50kg of potash fertilizer and 200kg of auxiliary stone powder into a primary tank, uniformly mixing with a urea solution, controlling the temperature of the primary tank at 110-;
(3) adding 50kg of phosphate fertilizer, 1.5 kg of urease inhibitor and 0.4kg of pesticide powder into a secondary tank, and mixing the phosphate fertilizer, the urease inhibitor and the pesticide powder with the molten material for less than 4min to obtain mixed molten slurry, wherein the temperature of the secondary tank is controlled at 105 ℃ of 100-;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) the cooled qualified product enters a wrapping machine, oil-resistant mineral oil is sprayed, then 0.3kg of pesticide powder and mineral stone powder are sprayed, and finally the product is packaged;
pesticide powder: 0.35kg of chlorantraniliprole and 0.35kg of clothianidin.
Comparative example 2
A preparation method of a slow-release high tower insecticide-fertilizer comprises the following steps:
(1) 200kg of urea is added into a melting tank, the temperature of the melting tank is controlled to be 120-125 ℃, and the melted urea solution overflows to a primary tank;
(2) adding 50kg of potash fertilizer and 200kg of auxiliary stone powder into a primary tank, uniformly mixing with a urea solution, controlling the temperature of the primary tank at 110-;
(3) adding 50kg of phosphate fertilizer and 1.5 kg of urease inhibitor into the secondary tank, and mixing the phosphate fertilizer and the urease inhibitor with the molten material for less than 4min to obtain mixed molten slurry, wherein the temperature of the secondary tank is controlled at 100-105 ℃;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) the cooled qualified product enters a wrapping machine, oil-resistant mineral oil is sprayed, then 1.9kg of pesticide powder and powder-resistant mineral stone powder are sprayed, and finally the product is packaged;
preparing pesticide powder: 0.35kg of chlorantraniliprole and 0.35kg of clothianidin are dissolved in 1kg of mixed solution of 0.005kg of calcium lignosulphonate and 0.013kg of calcium stearate, and the balance of water, and 1.5 kg of white carbon black with the particle size of 1-50 mu m is mixed and dried to obtain 1.9kg of pesticide powder.
Examples of the effects of the invention
The performance of the fertilizer prepared in examples 1 to 3 and comparative example 1 was analyzed as follows:
firstly, the medicinal fertilizers prepared in the examples 1 to 3 and the comparative example 1 of the application are determined according to the requirements of the slow release fertilizer in the table 1 of the national standard GB/T23348-2009 slow release fertilizer, and the results are shown in the table 2.
TABLE 1 requirements for slow release fertilizers
Table 2 analysis of slow-release effect of fertilizers of slow-release drug fertilizers of examples 1 to 3 and comparative example 1
Secondly, analyzing the slow release effect of pesticide ingredients in the pesticide fertilizer
Claims (8)
1. The slow-release high-tower pesticide fertilizer is characterized by comprising the following raw materials: pesticide powder, fertilizer, auxiliary materials, nitrification inhibitor or urease inhibitor; the fertilizer and the nitrification inhibitor or the urease inhibitor and part of the pesticide powder are used as inner layers, and the rest pesticide powder is wrapped at the outermost layer; the fertilizer is urea; the pesticide powder is obtained by dissolving pesticide in the mixed solution, mixing with carrier powder, and drying.
2. The slow-release high tower pesticide fertilizer as claimed in claim 1, wherein the fertilizer further comprises one or two of K fertilizer and phosphate fertilizer.
3. The slow-release high tower pesticide fertilizer as claimed in claim 1, wherein the amount of the nitrification inhibitor or the urease inhibitor added is 0.1-1% of the total amount of the fertilizer.
4. The slow-release high tower pesticide-fertilizer as claimed in claim 1, wherein the carrier powder is white carbon black or kaolin, and the particle size is 1-50 μm.
5. The slow-release high tower pesticide-fertilizer as claimed in claim 1, wherein the mixed liquid is: and (3) a mixed solution of calcium lignosulfonate or polyvinylpyrrolidone water solution and calcium stearate.
6. The slow-release high tower insecticide-fertilizer according to any one of claims 1 to 4, wherein said pesticide is one or both of chlorantraniliprole and clothianidin.
7. The preparation method of the slow-release high tower insecticide-fertilizer, which is characterized by comprising the following steps of:
(1) adding urea into a melting tank, controlling the temperature of the melting tank at 120-125 ℃, and overflowing the melted urea solution to a primary tank;
(2) adding a potash fertilizer and auxiliary materials into a primary tank, uniformly mixing the potash fertilizer and the auxiliary materials with a urea solution, controlling the temperature of the primary tank at 110-115 ℃, and overflowing the mixed molten material into a secondary tank;
(3) adding a phosphate fertilizer, a nitrification inhibitor or a urease inhibitor and part of pesticide powder into the secondary tank, and mixing the mixture with the molten material for less than 4min to obtain mixed molten slurry, wherein the temperature of the secondary tank is controlled at 100-105 ℃;
(4) emulsifying the mixed molten materials, granulating, screening, and cooling qualified products to 40-50 ℃;
(5) and (4) feeding the cooled qualified product into a wrapping machine, spraying anti-caking oil, spraying the residual pesticide powder and anti-caking powder, and finally packaging.
8. The preparation method of the slow-release high tower pesticide-fertilizer according to claim 7, wherein the pesticide powder in the step (4) is obtained by dissolving pesticide in a solvent and carrier powder; the carrier powder is white carbon black or kaolin, and the particle size is 1-50 mu m.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113480363A (en) * | 2021-08-07 | 2021-10-08 | 中诚国联（河南）生物科技有限公司 | Preparation method and application of pesticide-fertilizer granules containing chlorantraniliprole and imidacloprid |
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| CN111226920A (en) * | 2020-04-13 | 2020-06-05 | 河南小龙人农业科技有限公司 | Insecticidal granule containing chlorantraniliprole and clothianidin |
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| CN102351608A (en) * | 2011-07-11 | 2012-02-15 | 广西田园生化股份有限公司 | Controlled release particle fertilizer used for controlling crop insect disease |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113480363A (en) * | 2021-08-07 | 2021-10-08 | 中诚国联（河南）生物科技有限公司 | Preparation method and application of pesticide-fertilizer granules containing chlorantraniliprole and imidacloprid |
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