CN104782649A - Pyraclostrobin, ningnanmycin and imidacloprid-containing flowable concentrate for seed coating and preparation method thereof - Google Patents

Pyraclostrobin, ningnanmycin and imidacloprid-containing flowable concentrate for seed coating and preparation method thereof Download PDF

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CN104782649A
CN104782649A CN201510201220.5A CN201510201220A CN104782649A CN 104782649 A CN104782649 A CN 104782649A CN 201510201220 A CN201510201220 A CN 201510201220A CN 104782649 A CN104782649 A CN 104782649A
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agent
ningnanmycin
pyraclostrobin
imidacloprid
described
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CN201510201220.5A
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CN104782649B (en
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龚国斌
吴永虎
缪莉
王毅
贾增坡
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安徽丰乐农化有限责任公司
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Abstract

The invention relates to a pyraclostrobin, ningnanmycin and imidacloprid-containing flowable concentrate for seed coating and a preparation method thereof. The flowable concentrate for seed coating comprises an active ingredient and auxiliary ingredients, wherein the active ingredient is formed by compounding pyraclostrobin, ningnanmycin and imidacloprid; the mass ratio of the pyraclostrobin to the ningnanmycin to the imidacloprid is (1-80): (1-80): (1-80). According to the flowable concentrate for seed coating, the pyraclostrobin, the ningnanmycin and the imidacloprid are compounded according to a certain proportion; as the pyraclostrobin, the ningnanmycin and the imidacloprid have systemicity, the flowable concentrate for seed coating has good compatibility, is capable of killing diseases and pests, has good pesticide effects for the underground and overground germs and pests, and can be used for effectively preventing and treating the plant diseases such soybean root rot disease and rice stem rot disease and the pests such as aphids, thrips and trialeurodes vaporariorum at the seedling stage of the crops; moreover, the flowable concentrate for seed coating is capable of inducing the plants to generate resistance and disease tolerance for the intrusive viruses so as to well solve the problems in practical production and save the time and labor; compared with the other drug delivery technologies, the flowable concentrate for seed coating is relatively less in pollution.

Description

A kind of suspension seed-coating agent containing pyraclostrobin, Ningnanmycin and Imidacloprid and preparation method thereof

Technical field

The present invention relates to chemical pesticide field, be specifically related to a kind of suspension seed-coating agent containing pyraclostrobin, Ningnanmycin and Imidacloprid and preparation method thereof.

Background technology

In agricultural production, the pathogen entrained by seed self, the pathogen in soil, seedling stage airborne pathogen, insect pest etc. often causes diseases and pests of agronomic crop, serious even No kernels or seeds are gathered, as in a year of scarcity, becomes a main limiting factor of agricultural production.People were in order to keep a full stand of seedings in the past, and by strengthening the way of seeding quantity, but this measure not only wastes seed but also can not eliminate disease.In the face of these problem seed processing technologies arise at the historic moment, show unique advantage.The seed treatment of broad sense refers to that planting seed quality guarantee seed sprouting is neat in order to improve in agricultural production, seedling produces healthy and strong or accelerates its growth, make crop premature ripening and increase yield, or change seed profile and amount, make be convenient to sowing or with medicament seed soaking or dress seed, with preventing disease and pest, therefore before the sowing of agricultural chemicals crop, different process is carried out to seed, with the economy of integrated control Crop Species seedling diseases insect pest, easy, effective method.Current chemical method process seed is the most popular method of the extermination of disease and insect pest.

Therefore, in order to adapt to the actual requirement of agricultural production, a kind of applied range, preventive effect is high and research and development that the are novel agrochemical seed coat agent of low toxic and environment-friendly type are extremely urgent, I company research staff passes through the long-time research in seed coat agent field, compound screening test is done between the high-efficiency environment friendly agricultural chemicals by the different mechanism of action, to improve the single dose problem that preventive effect declines in actual production, after great many of experiments, finally a kind of new Fungicidal insecticidal composition suspended seed coating agent prescription is proposed, its principle active component is pyraclostrobin, Ningnanmycin and Imidacloprid, three has interior absorption, there is good compatibility, accomplish disease worm double play, germ insect on the ground has good drug effect in underground, and plant can be induced to produce resistance and disease tolerance to intrusive viruses, can be good at solving the problem run in above actual production, time and labour saving, less pollution compared with other pesticide application technology, and up to the present, find through preliminary search: pyraclostrobin, Ningnanmycin only has both composite bactericide cauline leafs to spray, there is no the relevant report of seed coat agent, also not with pyraclostrobin, Ningnanmycin and Imidacloprid are the relevant report of the seed coat agent of active ingredient.

Summary of the invention

The object of the present invention is to provide the suspension seed-coating agent containing pyraclostrobin for the treatment of seed of a kind of applied range, high-efficiency low-toxicity environmental protection, with solve produce at present in a large amount of damage by disease and insect of running into without the obvious medicament of preventive effect, the problems such as use cost is high, seriously polluted.

This seed coat agent is the one water base property suspension seed-coating agent adopting corresponding suspending agent processing technology to be prepared from.Can be used for soybean, peanut, cotton, wheat, paddy rice, corn, Chinese sorghum, fruit tree, the seed in forest and flower nursery carries out dressing, better to prevent and treat the fusarium wilt of cereal crop, damping off, verticillium wilt, damping off, banded sclerotial blight, seedling rot, stalk break, epidemic disease, dry rot, scab, sclerotium soft rot, seedling blight, stem wilt, leaf blight, macerate root, continuous cropping continuous cropping obstacle has special efficacy, plant can be induced to produce resistance and disease tolerance to intrusive viruses and to insect, as aphid, leafhopper, thrips, trialeurodes vaporariorum and colorado potato beetle and wheat stem maggot have significant control efficiency, and there is the growth of promotion crop root growth, strong plantlets and rootage improves the effect of survival rate.

Not all compound is composite all has compatibility, the formulations of pesticide required on agricultural chemicals can be prepared into, I company research staff passes through a large amount of experimental studies, constantly does the experimental formula screening of formulation, finally proposes a kind of novel composition pesticide suspension seed-coating agent.

Technical scheme of the present invention is as follows:

A kind of suspension seed-coating agent containing pyraclostrobin, Ningnanmycin and Imidacloprid, this seed coat agent is made up of effective ingredient and auxiliary ingredients, described effective ingredient is pyraclostrobin, Ningnanmycin and Imidacloprid ternary built, and wherein the mass ratio of pyraclostrobin, Ningnanmycin and Imidacloprid is 1 ~ 80: 1 ~ 80:1 ~ 80.

Further scheme, the mass ratio of described pyraclostrobin, Ningnanmycin and Imidacloprid is 5 ~ 20: 1 ~ 5:3 ~ 10.

Further scheme, the mass ratio of described pyraclostrobin, Ningnanmycin and Imidacloprid is 7 ~ 12: 1 ~ 2:4 ~ 7.

Further scheme, described auxiliary ingredients is prepared from by weight by following component:

Dispersant 2 ~ 50 parts; Antifreezing agent 1 ~ 5 part; Anticaking agent 0.1 ~ 4 part; Suspending agent 0.1 ~ 6 part; Film forming agent 0.1 ~ 3 part; Mould inhibitor 0.1 ~ 3 part; PH conditioning agent 0.1 ~ 5 part; Colouring agent 0.5 ~ 5 part; Filler 1 ~ 10 part; Deionized water 10 ~ 80 parts.

Further scheme, described dispersant is selected from phosphate, lignosulfonates, benzenesulfonates, alkylphenol polyoxyethylene methyl ether condensate sulfate, alkylsulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, at least one in fatty acid glyceride APEO;

Described antifreezing agent is one or more in ethylene glycol, propane diols, glycerine, polyethylene glycol, sorbierite, urea;

Described anticaking agent is at least one in sodium silicoaluminate, tricalcium phosphate, silica;

Described suspending agent is white carbon or xanthans;

Described film forming agent is at least one in polyvinyl alcohol, polyvinyl acetate or modified starch;

Described mould inhibitor is one or more in BIT, Sodium Benzoate, sorbic acid and polyhydroxy benzenes formic acid propyl propionate;

Described PH conditioning agent is sodium hydroxide, ammoniacal liquor, acetic acid, hydrochloric acid, citric acid or phosphoric acid;

Described colouring agent is acid red as fire or Acid Red B;

Described filler be selected from kaolin, diatomite, bentonite, attapulgite, starch, precipitated calcium carbonate one or more.

Suspension seed-coating agent of the present invention is mainly used in soybean, peanut, wheat, paddy rice, corn, Chinese sorghum, fruit tree, the seed in forest and flower nursery carries out dressing seed dressing before planting, thus the fusarium wilt of cereal crop can better be prevented and treated, damping off, verticillium wilt, damping off, banded sclerotial blight, seedling rot, stalk break, epidemic disease, dry rot, scab, sclerotium soft rot, seedling blight, stem wilt, leaf blight, macerate root, continuous cropping continuous cropping obstacle has special efficacy, and also have certain effect to virus disease, and to insect, as aphid, leafhopper, thrips, trialeurodes vaporariorum and colorado potato beetle and wheat stem maggot have significant control efficiency, also have and promote that crop root growth is grown, strong plantlets and rootage improves the effect of survival rate.

Another goal of the invention of the present invention is to provide the preparation method of above-mentioned suspension seed-coating agent, in high-shear emulsifying dispersion machine, add Imidacloprid, pyraclostrobin, Ningnanmycin, dispersant, antifreezing agent, anticaking agent, film forming agent, mould inhibitor, colouring agent, filler, PH conditioning agent and deionized water by proportioning to supply, limit edged stirs, mixed liquor is disperseed 30 minutes in average, again at the uniform velocity even for above-mentioned mixed liquor amount is added ball milling 1.5-3 hour in ball mill, finally add the aqueous solution adjusting viscosity that suspending agent is made into, discharging after mix and blend.

Suspension seed-coating agent of the present invention is mainly used in the fusarium wilt of preventing and treating cereal crop, damping off, verticillium wilt, damping off, banded sclerotial blight, seedling rot, stalk break, epidemic disease, dry rot, scab, sclerotium soft rot, seedling blight, stem wilt, leaf blight, macerate root, continuous cropping continuous cropping obstacle has special efficacy, and to insect, as aphid, leafhopper, thrips, trialeurodes vaporariorum and colorado potato beetle and wheat stem maggot have significant control efficiency, belong to the seed coat agent that pesticide-germicide is composite, the pest-resistant resistance against diseases of seed germination to Seedling Stage can be significantly improved, and there is the growth of promotion crop root growth, strong plantlets and rootage improves the effect of survival rate.

Beneficial effect of the present invention:

1, pyraclostrobin, Ningnanmycin and Imidacloprid carry out composite by the present invention according to a certain ratio, because three has interior absorption, have good compatibility, accomplish disease worm double play, and have good drug effect to the germ insect of underground, ground; The plant disease such as root rot, rice seedling blight can be effectively prevented and treated, also the insects such as crops seedling stage aphid, thrips, trialeurodes vaporariorum can be prevented and treated.

2, seed coat agent of the present invention can induce plant to produce resistance and disease tolerance to intrusive viruses, can be good at solving the problem run in above actual production, time and labour saving, less pollution compared with other pesticide application technology.

3, the high and low toxic and environment-friendly of seed coat agent applied range of the present invention, preventive effect.

Embodiment

In order to make object of the present invention, technical scheme and advantage clearly understand, the following specific embodiment of the present invention is described, but the present invention is limited to absolutely not these examples.The following stated is only the good embodiment of the present invention, only for explaining the present invention, therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with appended claims.

Embodiment one: 9% pyraclostrobin, Ningnanmycin, Imidacloprid suspension seed-coating agent

Pyraclostrobin 5g, Ningnanmycin 1g, Imidacloprid 3g; Dispersant sodium lignin sulfonate 8g, antifreeze glycol 2g, anticaking agent sodium silicoaluminate 3g, suspending agent white carbon 4g, film forming agent polyvinyl alcohol 5g, preservative sodium benzoate 2g, colouring agent acid scarlet 1g, pH adjusting agent acetic acid 1g, filler kaolin 2g, deionized water supply 100g.

First above-mentioned pyraclostrobin, Ningnanmycin, Imidacloprid, filler, colouring agent, anticaking agent, filler powder material are added after mixing 30min in the homogenizer that deionized water is housed, add the liquid charging stocks such as dispersant, film forming agent, antifreezing agent, preservative successively, mix 10-15min again, form premix slurry.In the high-shear emulsifying the dispersion machine again extracting of premix slurry arrived, fully emulsified, dispersion under the condition of airtight, pressurization, make premix slurry more evenly, refinement.Then this slurry is pumped in ball mill by pipeline and separate pump, add suspending agent, discharging after grinding 2-3 time.Obtain the flowable suspension liquid of magneta colour finally by sieving, after packing, weigh, pack and get product.

Embodiment two: 12% pyraclostrobin, Ningnanmycin, Imidacloprid suspension seed-coating agent

The former medicine 5g of pyraclostrobin 6g, Ningnanmycin 1g, Imidacloprid, dispersant are sodium lignin sulfonate 8g, antifreezing agent is ethylene glycol 2g, anticaking agent is sodium silicoaluminate 2g, suspending agent is xanthans 0.15g, film forming agent is polyvinyl alcohol 5g, preservative sodium benzoate 1g, colouring agent are acid scarlet 1g, pH adjusting agent is acetic acid 5g, filler kaolin 2g, diatomite 8g, deionized water supply 100g.

First above-mentioned pyraclostrobin, Ningnanmycin, Imidacloprid, filler, colouring agent, anticaking agent, filler powder material are added after mixing 30min in the homogenizer that deionized water is housed, add the liquid charging stocks such as dispersant, film forming agent, antifreezing agent, preservative successively, mix 10-15min again, form premix slurry.In the high-shear emulsifying the dispersion machine again extracting of premix slurry arrived, fully emulsified, dispersion under the condition of airtight, pressurization, make premix slurry more evenly, refinement.Then this slurry is pumped in ball mill by pipeline and separate pump, add suspending agent, discharging after grinding 2-3 time.Obtain the flowable suspension liquid of magneta colour finally by sieving, after packing, weigh, pack and get product.

Embodiment three: 15% pyraclostrobin, Ningnanmycin, Imidacloprid suspension seed-coating agent

The former medicine 4g of pyraclostrobin 10g, Ningnanmycin 1g, Imidacloprid, dispersant are sodium lignin sulfonate 8.5g, antifreezing agent is ethylene glycol 2.5g, anticaking agent is sodium silicoaluminate 1g, suspending agent is xanthans 0.2g, film forming agent is polyvinyl alcohol 6g, preservative sodium benzoate 1.5g, colouring agent are acid scarlet 1g, pH adjusting agent is acetic acid 0.1g, filler concave convex rod 5g, deionized water supply 100g.

First pyraclostrobin, Ningnanmycin, Imidacloprid, filler, colouring agent, anticaking agent, filler powder material are added after mixing 30min in the homogenizer that deionized water is housed, add the liquid charging stocks such as dispersant, film forming agent, antifreezing agent, preservative successively, mix 10-15min again, form premix slurry.In the high-shear emulsifying the dispersion machine again extracting of premix slurry arrived, fully emulsified, dispersion under the condition of airtight, pressurization, make premix slurry more evenly, refinement.Then this slurry is pumped in ball mill by pipeline and separate pump, add suspending agent, discharging after grinding 2-3 time.Obtain the flowable suspension liquid of magneta colour finally by sieving, after packing, weigh, pack and get product.

Embodiment four: 18% pyraclostrobin, Ningnanmycin, Imidacloprid suspension seed-coating agent

The former medicine 4g of pyraclostrobin 12g, Ningnanmycin 2g, Imidacloprid, dispersant are sodium lignin sulfonate 8g, antifreezing agent is ethylene glycol 2g, anticaking agent is sodium silicoaluminate 2g, suspending agent is xanthans 0.15g, film forming agent is polyvinyl alcohol 6g, preservative sodium benzoate 1g, colouring agent are acid scarlet 1g, pH adjusting agent is acetic acid 3g, filler concave convex rod 1g, deionized water supply 100g.

First pyraclostrobin, Ningnanmycin, Imidacloprid, filler, colouring agent, anticaking agent, filler powder material are added after mixing 30min in the homogenizer that deionized water is housed, add the liquid charging stocks such as dispersant, film forming agent, antifreezing agent, preservative successively, mix 10-15min again, form premix slurry.In the high-shear emulsifying the dispersion machine again extracting of premix slurry arrived, fully emulsified, dispersion under the condition of airtight, pressurization, make premix slurry more evenly, refinement.Then this slurry is pumped in ball mill by pipeline and separate pump, add suspending agent, discharging after grinding 2-3 time.Obtain the flowable suspension liquid of magneta colour finally by sieving, after packing, weigh, pack and get product.

Embodiment five: 21% pyraclostrobin, Ningnanmycin Imidacloprid suspension seed-coating agent

The former medicine 7g of pyraclostrobin 12g, Ningnanmycin 2g, Imidacloprid, dispersant are wooden sodium sulfonate 10g, antifreezing agent is ethylene glycol 2g, anticaking agent is sodium silicoaluminate 3g, suspending agent is xanthans 0.2g, film forming agent is polyvinyl alcohol 8g, preservative sodium benzoate 1.5g, colouring agent are acid scarlet 1g, pH adjusting agent is acetic acid 3g, filler concave convex rod 1g, deionized water supply 100g.

First Imidacloprid, pyraclostrobin, Ningnanmycin, filler, colouring agent, anticaking agent, filler powder material are added after mixing 30min in the homogenizer that deionized water is housed, add the liquid charging stocks such as dispersant, film forming agent, antifreezing agent, preservative successively, mix 10-15min again, form premix slurry.In the high-shear emulsifying the dispersion machine again extracting of premix slurry arrived, fully emulsified, dispersion under the condition of airtight, pressurization, make premix slurry more evenly, refinement.Then this slurry is pumped in ball mill by pipeline and separate pump, add suspending agent, discharging after grinding 2-3 time.Obtain the flowable suspension liquid of magneta colour finally by sieving, after packing, weigh, pack and get product.

Finished product prepared by above-mentioned experimental example all has that suspensibility is high, not stratified, dressing expulsion rate is low, the lasting period is long, the feature of preventive effect Be very effective.

Embodiment six: co-toxicity coefficient measures

Under greenhouse experiment, adopt pot-culture method, research pyraclostrobin, Ningnanmycin, the safety of seed pelleting process to paddy rice of Imidacloprid ternary built product and the effect of Rhizoctonia solani, for the reasonability of pyraclostrobin, Ningnanmycin, Imidacloprid ternary built provides scientific basis.

The female medicine (Deqiang Biology Co., Ltd.) of reagent agent 40% Ningnanmycin;

The former medicine of 97.5% pyraclostrobin (BASF European Co., Ltd);

The former medicine of 97% Imidacloprid (Jiangsu Yangnong Chemical Group Co., Ltd).

For examination bacterial classification Rhizoctonia solani Kuhn (Rhizoctonia solani), provided by Agricultural University Of Anhui's plant protection system plant pathology laboratory.

Pyraclostrobin dilution is mixed with 200,100,50,25,12.5mg/kg 5 series concentration; Ningnanmycin dilution is mixed with 120,60,30,15,7.5mg/kg 5 series concentration; 5 kinds of mixture preparations (pyraclostrobin (A): Ningnanmycin (B) is respectively 8:0.25,7:0.5,6:1,5:1.5,4:2), dilution is mixed with 200,100,50,25,12.5mg/kg 5 series concentration.

First this test screens the optimum proportioning that pyraclostrobin and Ningnanmycin prevent and treat the three kinds of pathogens causing rice seedling blight, on this optimum proportioning basis, carries out recipe determination further with Imidacloprid.Pyraclostrobin, Ningnanmycin and different ratio thereof the results are shown in following table 1,2 to the inhibition percentage of Fusarium oxysporum and toxicity test:

The co-toxicity coefficient method evaluation of result of the test Sun Yunpei use with after synergy type, calculate its actual toxicity index, mixture theoretical toxicity index, co-toxicity coefficient according to SUN, Y-P (Sun Yunpei) method.Take log concentration as X, damage by disease and insect preventive effect probit value is Y, asks regression equation.

Actual toxicity index=standard agent LD 50the LD of/mixture 50× 100

Theoretical toxicity index=∑ (percentage of this medicament active ingredient of the toxicity index of reagent agent × in mixture)

Actual toxicity index/theoretical toxicity index × 100 of co-toxicity coefficient=mixture

Be standard agent with mesosulfuron in test, criterion: co-toxicity coefficient <80 is antagonism, be summation action between 80-120, >120 is synergistic effect.

According to above method, obtain the LC50 of each single dose and pyraclostrobin, Ningnanmycin, the different mixture process of Imidacloprid, and calculate actual toxicity index and theoretical toxicity index, calculate and spend coefficient together.As shown in the table:

Table 1 toxicity test result

Process LC 50(mg/L) Actual toxicity index Theoretical toxicity index Spend coefficient together Pyraclostrobin (A) 117.66 100 / / Ningnanmycin (B) 69.62 169.00 / / Imidacloprid (C) 26.73 440.18 / / A:B:C=5:1:3 42.63 276.00 221.07 124.85 A:B:C=6:1:5 24.76 475.20 247.49 192.01 A:B:C=10:1:4 35.23 333.98 195.32 170.99 A:B:C=12:2:4 31.75 370.58 183.27 202.20 A:B:C=12:2:7 23.36 503.68 219.97 228.98 A:B:C=15:3:6 27.85 422.48 193.68 218.13 A:B:C=20:3:7 32.38 363.37 186.28 195.07 A:B:C=20:5:10 25.63 459.07 228.01 201.34 A:B:C=20:5:4 38.55 305.21 158.82 192.18 A:B:C=16:5:8 36.86 319.21 205.74 155.15

Can from table 1, pyraclostrobin, Ningnanmycin and Imidacloprid be in mass ratio 5 ~ 20: 1 ~ 5:3 ~ 10 carry out composite after, its co-toxicity coefficient is all greater than 120, so pyraclostrobin and Ningnanmycin is composite has synergistic effect, wherein with pyraclostrobin, Ningnanmycin and Imidacloprid, for 12:2:7, to carry out composite co-toxicity coefficient maximum in mass ratio, reach 228.98, have significant synergies.

Experimental example seven: field control effectiveness test

Be " rich two excellent No. 4 " for examination rice varieties, reagent agent is 12% pyraclostrobin in embodiment two, Ningnanmycin, Imidacloprid suspension seed-coating agent (pyraclostrobin: Ningnanmycin: Imidacloprid=6:1:5, Anhui Fengle Agricultural Co., Ltd's formulation development center provides).

Test and carried out in San He town, Feixi County in 2014.Establish 5 process altogether, wherein: process 1: not dressing, as blank (CK1);

Process 2:12% pyraclostrobin Ningnanmycin Imidacloprid suspension seed-coating agent dressing;

Process 3:25% pyraclostrobin missible oil dressing;

Process 4:8% Ningnanmycin aqua dressing;

Process 5:35% Imidacloprid suspension seed-coating agent dressing.

Adopt the group arrangement of random district, repeat for 3 times, plot area 2m 2.Often organize seed number equal, each plantation 200 seed rice.

In rice seedling, investigate withered death rate, the not downright bad withered rate of seedling seedling and downgrade inhibiting rate:

Root rot preventive effect in seedling stage (%)=" the withered rate of seedling in (the withered rate of seedling of the seedling withered rate-seed coat agent process in contrast field)/contrast field " × 100

Downgrade inhibiting rate (%)=" the average plant height in (the average plant height of the average plant height-seed coat agent process in contrast field)/contrast field " × 100

In paddy rice Adult plant, the investigation root rot incidence of disease, and the disease index of classification investigation paddy rice bacterial leaf spot, slice disease, banded sclerotial blight, rice straw maize ear rot and Adult plant diseases control, specific as follows:

The incidence of disease (%)=(morbidity strain number/investigate total strain number) × 100

Disease index=" Σ (diseased plant number at different levels × typical value at different levels)/(investigating total strain number × highest typical value)] × 100

Adult plant diseases control (%)=" (incidence of disease (disease refers to) of the contrast incidence of disease (disease refers to)-seed coat agent process)/contrast incidence of disease (disease refers to)) × 100

The different seed coat agent Rice seeds treated of table l is to the preventive effect of rice seedling damping off

The different seed coat agent Rice seeds treated of table 2 is to the preventive effect of rice seedling rice thrips

As can be seen from upper table experimental result, after 12% pyraclostrobin Ningnanmycin Imidacloprid suspension seed-coating agent Cotton seeds rice paddy seed of the present invention, its sick seedling rate and worm seedling rate are all significantly less than blank, to the preventive effect of rice seedling blight 85.71 ~ 97.62%, the preventive effect of rice thrips 90.20% ~ 98.04%, the harm of rice seedling damping off and rice thrips can be prevented and treated simultaneously.

The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (7)

1. the suspension seed-coating agent containing pyraclostrobin, Ningnanmycin and Imidacloprid, it is characterized in that: this seed coat agent is made up of effective ingredient and auxiliary ingredients, described effective ingredient is pyraclostrobin, Ningnanmycin and Imidacloprid ternary built, and wherein the mass ratio of pyraclostrobin, Ningnanmycin and Imidacloprid is 1 ~ 80: 1 ~ 80:1 ~ 80.
2. according to the suspension seed-coating agent described in claim 1, it is characterized in that: the mass ratio of described pyraclostrobin, Ningnanmycin and Imidacloprid is 5 ~ 20: 1 ~ 5:3 ~ 10.
3. according to the suspension seed-coating agent described in claim 2, it is characterized in that: the mass ratio of described pyraclostrobin, Ningnanmycin and Imidacloprid is 7 ~ 12: 1 ~ 2:4 ~ 7.
4. according to the suspension seed-coating agent described in claim 1, it is characterized in that: described auxiliary ingredients is prepared from by weight by following component:
Dispersant 2 ~ 50 parts; Antifreezing agent 1 ~ 5 part; Anticaking agent 0.1 ~ 4 part; Suspending agent 0.1 ~ 6 part; Film forming agent 0.1 ~ 3 part; Mould inhibitor 0.1 ~ 3 part; PH conditioning agent 0.1 ~ 5 part; Colouring agent 0.5 ~ 5 part; Filler 1 ~ 10 part; Deionized water 10 ~ 80 parts.
5. suspension seed-coating agent according to claim 4, it is characterized in that: described dispersant is selected from phosphate, lignosulfonates, benzenesulfonates, alkylphenol polyoxyethylene methyl ether condensate sulfate, alkylsulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, polyoxyethylene carboxylate, aliphatic amine polyoxyethylene ether, at least one in fatty acid glyceride APEO;
Described antifreezing agent is one or more in ethylene glycol, propane diols, glycerine, polyethylene glycol, sorbierite, urea;
Described anticaking agent is at least one in sodium silicoaluminate, tricalcium phosphate, silica;
Described suspending agent is white carbon or xanthans;
Described film forming agent is at least one in polyvinyl alcohol, polyvinyl acetate or modified starch;
Described mould inhibitor is one or more in BIT, Sodium Benzoate, sorbic acid and polyhydroxy benzenes formic acid propyl propionate;
Described PH conditioning agent is sodium hydroxide, ammoniacal liquor, acetic acid, hydrochloric acid, citric acid or phosphoric acid;
Described colouring agent is acid red as fire or Acid Red B;
Described filler be selected from kaolin, diatomite, bentonite, attapulgite, starch, precipitated calcium carbonate one or more.
6. the suspension seed-coating agent according to any one of claim 1-5, is characterized in that: described suspension seed-coating agent be mainly used in soybean, peanut, wheat, paddy rice, corn, Chinese sorghum, fruit tree, forest and flower nursery seed plantation before dressing seed dressing.
7. prepare the method for the suspension seed-coating agent as described in any one of claim 1-5 for one kind, it is characterized in that: in high-shear emulsifying dispersion machine, Imidacloprid is added by proportioning, pyraclostrobin, Ningnanmycin, dispersant, antifreezing agent, anticaking agent, film forming agent, mould inhibitor, colouring agent, filler, PH conditioning agent and deionized water are supplied, limit edged stirs, mixed liquor is disperseed 30 minutes in average, again at the uniform velocity even for above-mentioned mixed liquor amount is added ball milling 1.5-3 hour in ball mill, finally add the aqueous solution adjusting viscosity that suspending agent is made into, discharging after mix and blend.
CN201510201220.5A 2015-04-24 2015-04-24 Pyraclostrobin, ningnanmycin and imidacloprid-containing flowable concentrate for seed coating and preparation method thereof CN104782649B (en)

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CN106508927A (en) * 2016-10-31 2017-03-22 江西金元莱高新材料有限公司 Ternary compound suspended seed coating agent
CN106508947A (en) * 2016-10-31 2017-03-22 江西金元莱高新材料有限公司 Ternary compound flowable concentrate for seed coating
CN107306967A (en) * 2017-07-10 2017-11-03 安徽丰乐农化有限责任公司 A kind of bactericidal composition containing prothioconazoles and amino-oligosaccharide
CN107372556A (en) * 2017-07-10 2017-11-24 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing pyraclostrobin, amino-oligosaccharide and Diacloden
CN107549189A (en) * 2017-10-24 2018-01-09 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing AVM, pyraclostrobin and iprodione
CN107668055A (en) * 2017-10-24 2018-02-09 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing AVM, cartap and pyraclostrobin
CN107836459A (en) * 2017-10-24 2018-03-27 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing metconazole, amino-oligosaccharide and clothianidin
CN108184893A (en) * 2018-03-14 2018-06-22 安徽丰乐农化有限责任公司 A kind of compounding seed coat agent of pyraclostrobin-containing, shenqinmycin and imidacloprid

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CN102515971A (en) * 2011-12-11 2012-06-27 湖北仙隆化工股份有限公司 Rice seed dressing agent composition used for preventing and treating black-streaked dwarf disease and its preparation method
CN103535370A (en) * 2013-10-15 2014-01-29 梅秀芳 Pesticide composition
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WO2009098210A2 (en) * 2008-02-05 2009-08-13 Basf Se Pesticidal mixtures
CN102515971A (en) * 2011-12-11 2012-06-27 湖北仙隆化工股份有限公司 Rice seed dressing agent composition used for preventing and treating black-streaked dwarf disease and its preparation method
CN103535370A (en) * 2013-10-15 2014-01-29 梅秀芳 Pesticide composition
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106508927A (en) * 2016-10-31 2017-03-22 江西金元莱高新材料有限公司 Ternary compound suspended seed coating agent
CN106508947A (en) * 2016-10-31 2017-03-22 江西金元莱高新材料有限公司 Ternary compound flowable concentrate for seed coating
CN107306967A (en) * 2017-07-10 2017-11-03 安徽丰乐农化有限责任公司 A kind of bactericidal composition containing prothioconazoles and amino-oligosaccharide
CN107372556A (en) * 2017-07-10 2017-11-24 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing pyraclostrobin, amino-oligosaccharide and Diacloden
CN107549189A (en) * 2017-10-24 2018-01-09 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing AVM, pyraclostrobin and iprodione
CN107668055A (en) * 2017-10-24 2018-02-09 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing AVM, cartap and pyraclostrobin
CN107836459A (en) * 2017-10-24 2018-03-27 安徽丰乐农化有限责任公司 A kind of suspension seed-coating agent containing metconazole, amino-oligosaccharide and clothianidin
CN108184893A (en) * 2018-03-14 2018-06-22 安徽丰乐农化有限责任公司 A kind of compounding seed coat agent of pyraclostrobin-containing, shenqinmycin and imidacloprid

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