CN103039447A - Enestroburin bactericidal granules and preparation method thereof - Google Patents
Enestroburin bactericidal granules and preparation method thereof Download PDFInfo
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- CN103039447A CN103039447A CN2012105774438A CN201210577443A CN103039447A CN 103039447 A CN103039447 A CN 103039447A CN 2012105774438 A CN2012105774438 A CN 2012105774438A CN 201210577443 A CN201210577443 A CN 201210577443A CN 103039447 A CN103039447 A CN 103039447A
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Abstract
The invention relates to enestroburin bactericidal granules and a preparation method thereof. Counted by the total weight, the enestroburin bactericidal granules comprise 0.01-10% of enestroburin, 30-70% of carrier, 0.5-3% of dispersing auxiliary agent, 0.1-2% of release slowing agent, 0.1-5% of bonding agent and filler in balancing amount. The preparation method of the enestroburin bactericidal granules adopts an enveloping granulation method. By the preparation method, resources are effectively, scientifically and rationally utilized, so that the preparation method has an important significance in environment protection and plays positive promoting roles in reducing the agricultural investment and increasing the agricultural yield.
Description
Technical field
The present invention relates to a kind of granular pesticide and preparation method thereof, specifically a kind of Enestroburin sterilization granule and preparation method thereof.
Background technology
Enestroburin is a kind of in the methoxy acrylic bactericide, the plant disease that nearly all plant pathogenic fungi is caused has preferably control efficiency, present commercial formulation mainly contains suspending agent, water dispersible granules etc., and using method is mainly the cauline leaf spraying and processes.In traditional agriculture production technology, applying fertilizer and above-mentioned bactericide separate, and twice or repeatedly use the way of above-mentioned bactericide and fertilizer, have increased peasant's labour intensity and work number of times, unfavorable agricultural development.
The inventor conducts in-depth research formulation and the mechanism of action of Enestroburin, through a large amount of biologicall test tests, take full advantage of the characteristic that Enestroburin can be conducted to by root absorption each position of plant, it is combined with carrier, be prepared into granule, applied once can finish simultaneously sterilization and the fertilising two procedures (is annotated: according to soil moisture content, field for the needs fertilising adopts fertilizer as carrier, can play the effect of fertilising), both given full play to the bactericidal activity of Enestroburin, the situation of having avoided again in the past dispenser and fertilising not to take into account is saved time with artificial, has improved production efficiency.
Enestroburin is combined with carrier makes sterilization granule and application thereof and there is no people's report.
Summary of the invention
Technical problem to be solved: the present invention is directed to that the prior art deficiency provides a kind of Enestroburin and carrier combination of sciences and a kind of sterilization granule of developing, give full play to the bactericidal activity of Enestroburin, applied once can be finished sterilization and fertilising two procedures simultaneously in agricultural production.Field for needs fertilisings adopts fertilizer as carrier, can play the effect of fertilising, has overcome the way that user under the prior art condition wanted twice or repeatedly used bactericide and fertilizer, saves time and artificial, has improved production efficiency.
The present invention also provides the preparation method of above-mentioned sterilization granule.
Technical scheme of the present invention: a kind of Enestroburin sterilization granule, in the granule gross weight, wherein: Enestroburin 0.01%～10%, carrier 30 as one kind %～70%, dispersing aid 0.5%～3%, sustained release agent 0.1%～2%, binding agent 0.1%～5%, all the other are filler.
Described carrier is fertilizer or quartz sand.
Described fertilizer is the mixture of ammonium chloride, ammonium sulfate, urea, potassium chloride, potassium sulphate, MAP, its N constituent content is 5%～25% of granule gross weight, the P constituent content is 1%～10% of granule gross weight, and the K constituent content is 1%～10% of granule gross weight.
Described carrier fertilizer also contains monohydrate zinc sulphate and borax, and its zinc constituent content is 0.5%～2% of granule gross weight, and boron content is 0.5%～2% of granule gross weight.
Described dispersing aid is corn starch or sweet potato starch, and sustained release agent is polyvinyl alcohol or gum Arabic, and binding agent is polyethylene glycol or industrial gelatine, and filler is calcium bicarbonate and white kaolinic mixture.
A kind of Enestroburin sterilization process for producing granula: 0.01%～10% Enestroburin, 30%～70% carrier, 0.5%～3% dispersing aid, 0.1%～2% sustained release agent, 0.1%～5% binding agent and surplus filler are mixed in airtight compounding kettle, the granulation of coating method, under 110 ℃～120 ℃ conditions, be dried to the particle water content less than 3%, screening, particle size range 2000 μ m～4000 μ m, through after the assay was approved, namely obtain required granule; The powder sieving thing is back to agitator tank after crushed to be mixed again, defective work is back to agitator tank after the check analysis reason mixes again, mix and adopt the method for fractional steps, the raw material that constituent content is lower mix first dispersing aid or filler again with other mixing of materials, to guarantee the uniformity of product content, baking temperature is strictly controlled variation and the fluctuation of temperature at 110 ℃～120 ℃.
The present invention has following remarkable result
A kind of sterilization granule that the present invention develops by the combination of sciences of microbiocidal composition Enestroburin and carrier; adopt current up-to-date slow release method to guarantee that effectively the science of agricultural chemicals, fertilizer discharges; prolong the lasting period of product; guarantee sterilization, fertilising double effects; improve drug effect and agricultural chemicals availability; reduce the waste of agricultural chemicals, fertilizer; effectively, science, make rational use of resources; protection of the environment is had great significance, positive impetus is also played in the agricultural input and the agriculture increasing both production and income that reduce the user.
Specifically, sterilization granule of the present invention has following advantage.
1, sterilization granule of the present invention directly spreads fertilizer over the fields as base manure, can effectively prevent the generation of the fungus-caused soil-borne disease of pathogen, avoid that dispenser can't reach desirable control efficiency after morbidity, cause the underproduction of crops depreciation, satisfied again the requirement of base manure, get twice the result with half the effort.
2, the present invention adopts the modern mechanical processing technology, and active ingredient is evenly distributed in product, and the preparation method operates easily.Product in use need not be mixed soil, directly spreads fertilizer over the fields, and medicament can be distributed in the field uniformly, more is conducive to absorbing of active ingredient, has overcome the inconsistent phenomenon of drug effect, fertilizer efficiency that artificial pesticide-clay mixture method is prone in the field.
3, behind the applied once, play the double action of sterilization and fertilising, save the dispenser cost.
After Enestroburin sterilization granule is used, can effectively prevent and treat the fungus-caused soil-borne disease of pathogen, play again the effect of basal dressing simultaneously, save auxiliary agent and packing cost that bactericide and fertilizer are used in independent gradation, save labor cost.At present, the coastal area labours such as Guangdong, Zhejiang are in short supply, and this product design can effectively be saved labor cost for the plantation family.
4, granule belongs to the environmental protection formulation, and the release of granule can reduce the usage amount of wetting powder, and the regular dosage forms such as use cost and wetting powder are suitable.
5, the common granule that does not the contain fertilizer of the present invention field that can satisfy the fertilising of needs not or not needs soil disinfection fertilising is spread fertilizer over the fields or is spreaded manuer in holes, and saves labor cost.
Compare the common formulations such as wetting powder, no dust pollution in this process of producing product.Simultaneously, this product all can use at each growth period of crops, use this product after, generally no longer need to use other common fungicides to prevent and treat the soil-borne diseases such as damping off, damping off, fusarium wilt.The cost aspect, because the granule product with respect to twice use of bactericide and fertilizer, has been saved the auxiliary agent cost of a cover packing material and wetting powder, so the use cost of granule and wetting powder are basically identical, can not increase use cost.
In order better to verify practical application effect of the present invention, the below illustrates the field control effectiveness test effect of sterilization granule of the present invention with example.
Reagent agent: (1) test medicine: 0.033% Enestroburin fertilizer granules; 0.33% Enestroburin granule.(2) contrast medicament: 25% Enestroburin missible oil.(3) controlling object: transplant cucumber rhizoctonia rot, damping off, fusarium wilt.(4) application method: spread fertilizer over the fields, every mu of medicament of contrast is mixed 3 kilograms of fine earths and is spread fertilizer over the fields.
Table 1, testing program.
According to table 1 testing program, carried out Enestroburin granule control cucumber rhizoctonia rot, damping off, fusarium wilt field control effectiveness test on April 9th, 2012 in Huizhou Chen Jiang town.
Table 2, Enestroburin granule control cucumber rhizoctonia rot, damping off, fusarium wilt field control effectiveness test result.
Result of the test table 2 shows that the Enestroburin granule has preferably preventive effect to cucumber fusarium axysporum, damping off, damping off, and to cucumber safety, drug effect is better than 25% Enestroburin missible oil pesticide-clay mixture method and spreads fertilizer over the fields in the identical effective dose situation.
The production technology of sterilization process for producing granula of the present invention is ripe, can produce according to product standard up-to-standard, the granule of effect stability.Be the checking constant product quality, the inventor has carried out the heat storage stability test of product: stored 14 days the resolution ratio of mensuration active ingredient, moisture, pH value etc. under 54 ℃ ± 2 ℃ conditions.Result of the test shows that constant product quality is good, and indices meets standard-required (result of the test sees Table 3).
Table 3,0.033% Enestroburin granule heat storage stability result of the test.
Description of drawings
Fig. 1 is the production technology figure of sterilization granule of the present invention.
Embodiment
A kind of sterilization granule that contains Enestroburin of the present invention is comprised of following raw material: in the granule gross weight, wherein: Enestroburin 0.01%～10%, carrier 30 as one kind %～70%, dispersing aid 0.5%～3%, sustained release agent 0.1%～2%, binding agent 0.1%～5%, all the other are filler.
As shown in Figure 1,0.01%～10% Enestroburin, 30%～70% carrier, 0.5%～3% dispersing aid, 0.1%～2% sustained release agent, 0.1%～5% binding agent and surplus filler are mixed in airtight compounding kettle, the granulation of coating method, under 110 ℃～120 ℃ conditions, be dried to the particle water content less than 3%, screening, particle size range 2000 μ m～4000 μ m through after the assay was approved, namely obtain required granule; The powder sieving thing is back to agitator tank after crushed to be mixed again, defective work is back to agitator tank after the check analysis reason mixes again, mix and adopt the method for fractional steps, the raw material that constituent content is lower mix first dispersing aid or filler again with other mixing of materials, to guarantee the uniformity of product content, baking temperature is strictly controlled variation and the fluctuation of temperature at 110 ℃～120 ℃.
Can be made into the different Enestroburin granule of active constituent content, gross weight by granule, fungicide active ingredient Enestroburin 0.01%～10%, fertilizer element macroelement N element nutrient 5%～25%, P element nutrient 1%～10%, K element nutrient 1%～10%, trace element zinc element nutrient 0.5%～2.0%, boron element nutrient 0.5%～2.0%.
Embodiment 1:A kind of Enestroburin sterilization granule, in the granule gross weight, wherein: Enestroburin 0.01%, carrier 30 as one kind %, dispersing aid 0.5%, sustained release agent 0.1%, binding agent 0.1%, all the other are filler.Described carrier is fertilizer.
Described fertilizer is the mixture of ammonium chloride, ammonium sulfate, urea, potassium chloride, potassium sulphate, MAP, and its N constituent content is 5% of granule gross weight, and the P constituent content is 1% of granule gross weight, and the K constituent content is 1% of granule gross weight.
Described dispersing aid is corn starch, and sustained release agent is polyvinyl alcohol, and binding agent is polyethylene glycol, and filler is calcium bicarbonate and white kaolinic mixture.
Embodiment 2:A kind of Enestroburin sterilization granule, in the granule gross weight, wherein: Enestroburin 10%, carrier 70%, dispersing aid 3%, sustained release agent 2%, binding agent 5%, all the other are filler.
Described carrier is quartz sand.Described dispersing aid is sweet potato starch, and sustained release agent is gum Arabic, and binding agent is industrial gelatine, and filler is calcium bicarbonate and white kaolinic mixture.
Embodiment 3:A kind of Enestroburin sterilization granule, in the granule gross weight, wherein: Enestroburin 5%, carrier 55%, dispersing aid 2%, sustained release agent 1%, binding agent 3%, all the other are filler.
Described carrier is fertilizer.Fertilizer is the mixture of ammonium chloride, ammonium sulfate, urea, potassium chloride, potassium sulphate, MAP, and its N constituent content is 25% of granule gross weight, and the P constituent content is 10% of granule gross weight, and the K constituent content is 10% of granule gross weight.
Described dispersing aid is corn starch, and sustained release agent is gum Arabic, and binding agent is industrial gelatine, and filler is calcium bicarbonate and white kaolinic mixture.
Claims (6)
1. an Enestroburin sterilization granule is characterized in that, in the granule gross weight, wherein: Enestroburin 0.01%～10%, carrier 30 as one kind %～70%, dispersing aid 0.5%～3%, sustained release agent 0.1%～2%, binding agent 0.1%～5%, all the other are filler.
2. require described a kind of Enestroburin sterilization granule according to right 1, it is characterized in that described carrier is fertilizer or quartz sand.
3. require described a kind of Enestroburin sterilization granule according to right 2, it is characterized in that, described fertilizer is the mixture of ammonium chloride, ammonium sulfate, urea, potassium chloride, potassium sulphate, MAP, its N constituent content is 5%～25% of granule gross weight, the P constituent content is 1%～10% of granule gross weight, and the K constituent content is 1%～10% of granule gross weight.
4. require described a kind of Enestroburin sterilization granule according to right 3, it is characterized in that, described carrier fertilizer also contains monohydrate zinc sulphate and borax, and its zinc constituent content is 0.5%～2% of granule gross weight, and boron content is 0.5%～2% of granule gross weight.
5. require described a kind of Enestroburin sterilization granule according to right 1, it is characterized in that described dispersing aid is corn starch or sweet potato starch, sustained release agent is polyvinyl alcohol or gum Arabic, binding agent is polyethylene glycol or industrial gelatine, and filler is calcium bicarbonate and white kaolinic mixture.
6. the preparation method of an a kind of Enestroburin sterilization granule claimed in claim 1, it is characterized in that, 0.01%～10% Enestroburin, 30%～70% carrier, 0.5%～3% dispersing aid, 0.1%～2% sustained release agent, 0.1%～5% binding agent and surplus filler are mixed in airtight compounding kettle, the granulation of coating method, under 110 ℃～120 ℃ conditions, be dried to the particle water content less than 3%, screening, particle size range 2000 μ m～4000 μ m, through after the assay was approved, namely obtain required granule; The powder sieving thing is back to agitator tank after crushed to be mixed again, defective work is back to agitator tank after the check analysis reason mixes again, mix and adopt the method for fractional steps, the raw material that constituent content is lower mix first dispersing aid or filler again with other mixing of materials, to guarantee the uniformity of product content, baking temperature is strictly controlled variation and the fluctuation of temperature at 110 ℃～120 ℃.
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| CN102674949A (en) * | 2012-04-01 | 2012-09-19 | 广东中迅农科股份有限公司 | Bactericide fertilizer granules containing strobilurin and preparation method thereof |
| CN102674956A (en) * | 2012-04-23 | 2012-09-19 | 广东中迅农科股份有限公司 | Bactericide fertilizer granules containing kresoxim-methyl and preparation method thereof |
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Application publication date: 20130417 |