CN105052983A - Seed treating agent and special pesticide composition thereof - Google Patents

Seed treating agent and special pesticide composition thereof Download PDF

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Publication number
CN105052983A
CN105052983A CN201510489338.2A CN201510489338A CN105052983A CN 105052983 A CN105052983 A CN 105052983A CN 201510489338 A CN201510489338 A CN 201510489338A CN 105052983 A CN105052983 A CN 105052983A
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agent
seed treatment
pyraclostrobin
diacloden
cotton
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刘峰
慕卫
张大侠
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Shandong Agricultural University
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Shandong Agricultural University
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  • Pretreatment Of Seeds And Plants (AREA)

Abstract

The invention discloses a seed treating agent and a special pesticide composition thereof. The special pesticide composition disclosed by the invention comprises thiamethoxam and pyraclostrobin, wherein the mass ratio of thiamethoxam to pyraclostrobin is (1-10):1; the seed treating agent is prepared from the pesticide composition and an additive, specifically 10-40 percentage by mass of thiamethoxam, 1-15 percentage by mass of pyraclostrobin and the balance of the additive; the seed treating agent is a suspended seed coating or a seed treatment microcapsule suspension-suspending agent. The pesticide composition can be used for preventing and controlling insect pests with piercing sucking mouthparts like aphides, lygocoris lucorum and thrips in the cotton vegetable stage and cotton rhizoctonia, and can reduce times for spraying; the seed treating agent not only can be used for preventing and controlling insect pests with piercing sucking mouthparts like aphides, lygocoris lucorum and thrips in the cotton vegetable stage and cotton rhizoctonia, but also has the functions of improving the emergence rate of cotton, maize and peanuts and promoting the plant growth.

Description

A kind of seed treatment and special composition pesticide thereof
Technical field
The present invention relates to a kind of seed treatment and special composition pesticide thereof, belong to technical field of pesticide.
Background technology
Cotton seedling blight has generation in each main cotton region of China, and germ can rely on soil and seed-borne fungi to propagate, and infection process sequela speed is fast; and the cotton seedling infecting surrounding can be continued; dispenser after morbidity, often control efficiency is poor, so protectiveness dispenser is the effective measures of this disease of control.For cotton field insect pest, along with the increase of Insect Resistant Cotton cultivated area, the suckings pest such as cotten aphid and fleahopper silk worm have substituted the primary pest that cotton bollworm becomes cotton field, have a strong impact on the seed output and quality of cotton, peasant is many carrys out pest control by increasing spraying times, this prophylactico-therapeutic measures not only adds cost accounting, too increases the amount of labour simultaneously.
According to the occurrence characteristic of diseases and pests in cotton seedling and the object of the reduction peasant dispenser amount of labour, insecticide is become to use mixed pesticide formulation easily with Fungicides, has more practical significance.But, if insecticide and bactericide compounded improper, not only do not have due effect, but also can drug cost be increased, even make crops produce poisoning.
The former medicine of agricultural chemicals normally can not directly use, need to be processed into various types of formulation, conventional formulation has solid pharmaceutical preparation (as wetting powder, water dispersible granules), liquid preparation (as missible oil, suspending agent, microcapsule suspending agent, suspension emulsion), seed treatment (suspension seed-coating agent, seed treatment dispersible pulvis, seed treatment microcapsule suspending agent etc.).
At present, how insecticide and bactericide are carried out composite, preparation one can prevent and treat the suckings pest such as cotton in seedling stage aphid, fleahopper silk worm, thrips, and the composition pesticide also can preventing and treating cotton seedling blight and the seed treatment prepared by this composition pesticide do not have report.
Summary of the invention
The object of this invention is to provide a kind of seed treatment and special composition pesticide thereof, this composition pesticide not only effectively can prevent and treat sucking pest and the cotton seedling blights such as cotton in seedling stage aphid, fleahopper silk worm, thrips, also can improve the emergence rate of cotton, peanut and corn after being made into seed treatment, and to cotton, peanut and growing of corn, there is significant facilitation.
A kind of composition pesticide provided by the invention, described composition pesticide is made up of Diacloden and pyraclostrobin, and the mass ratio of described Diacloden and described pyraclostrobin can be (1 ~ 10): 1.
After Diacloden and pyraclostrobin being mixed according to a certain percentage in composition pesticide of the present invention, sucking pest and the cotton seedling blights such as cotton in seedling stage aphid, fleahopper silk worm, thrips can be prevented and treated simultaneously.Also can significantly improve the emergence rate of cotton, peanut and corn after described composition pesticide is made seed treatment, promote the growth of cotton, corn and peanut plant.
In above-mentioned composition pesticide, the mass ratio of described Diacloden and described pyraclostrobin specifically can be (3 ~ 5): 1, (4 ~ 5): 1, (3 ~ 4): 1,5:1,4:1 or 3:1.Preferably, the mass ratio of described Diacloden and described pyraclostrobin is (4 ~ 5): 1, and more preferably, the mass ratio of described Diacloden and described pyraclostrobin is 5:1.
Because former medicine cannot be used alone, invention further provides a kind of seed treatment, it is made up of above-mentioned composition pesticide and auxiliary agent, is calculated in mass percent, and described composition pesticide is made up of the auxiliary agent of the Diacloden of 10 ~ 40%, the pyraclostrobin of 1 ~ 15% and surplus.
Above-mentioned seed treatment specifically can be following 1)-6) in any one:
1) be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 24 ~ 30%, the pyraclostrobin of 6 ~ 8% and surplus;
2) be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 24 ~ 28%, the pyraclostrobin of 7 ~ 8% and surplus;
3) be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 28 ~ 30%, the pyraclostrobin of 6 ~ 7% and surplus;
4) be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 30%, the pyraclostrobin of 6% and surplus;
5) be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 28%, the pyraclostrobin of 7% and surplus;
6) be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 24%, the pyraclostrobin of 8% and surplus.
Seed treatment of the present invention not only effectively can prevent and treat sucking pest and the cotton seedling blights such as cotton in seedling stage aphid, fleahopper silk worm, thrips, also can improve cotton, peanut and corn emergence rate, and to cotton, peanut and growing of corn, there is significant facilitation.Preferably, be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 25 ~ 35%, the pyraclostrobin of 5 ~ 10% and surplus; More preferably, be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 28 ~ 30%, the pyraclostrobin of 6 ~ 7% and surplus; Further preferably, be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 30%, the pyraclostrobin of 6% and surplus.
In above-mentioned seed treatment, any formulation of described seed treatment includes in protection scope of the present invention, includes but not limited to suspension seed-coating agent, seed treatment microcapsule suspension-suspendinagent agent.
Suspension seed-coating agent is a kind of flowable stable unit for uniform suspension active ingredient (as insecticide, bactericide), film forming agent, wetting agent, dispersant, thickener, coloring agent, filler and water etc. made through wet pulverizing.Above-mentioned seed treatment can be suspension seed-coating agent, be calculated in mass percent, it is made up of following component: the Diacloden of 10 ~ 40%, the pyraclostrobin of 1 ~ 15%, 3 ~ 8% dispersants, 1 ~ 3% wetting agent, 1 ~ 4% antifreezing agent, 0.05 ~ 0.2% suspension stabilizer, 0.1 ~ 1% defoamer, 0.1 ~ 2% preservative, the coloring agent of 1 ~ 5% and the water of surplus.
When above-mentioned seed treatment is suspension seed-coating agent, specifically can be following 1)-6) in any one:
1) be calculated in mass percent, described suspension seed-coating agent by 24 ~ 30% Diacloden, 6 ~ 8% pyraclostrobin, 8% dispersant, 2% wetting agent, 2% antifreezing agent, 0.12% suspension stabilizer, 0.5% defoamer, the preservative of 1%, the coloring agent of 2% and surplus water make;
2) be calculated in mass percent, described suspension seed-coating agent by 24 ~ 28% Diacloden, 7 ~ 8% pyraclostrobin, 8% dispersant, 2% wetting agent, 2% antifreezing agent, 0.12% suspension stabilizer, 0.5% defoamer, the preservative of 1%, the coloring agent of 2% and surplus water make;
3) be calculated in mass percent, described suspension seed-coating agent by 28 ~ 30% Diacloden, 6 ~ 7% pyraclostrobin, 8% dispersant, 2% wetting agent, 2% antifreezing agent, 0.12% suspension stabilizer, 0.5% defoamer, the preservative of 1%, the coloring agent of 2% and surplus water make;
4) be calculated in mass percent, described suspension seed-coating agent by 30% Diacloden, 6% pyraclostrobin, 8% dispersant, 2% wetting agent, 2% antifreezing agent, 0.12% suspension stabilizer, 0.5% defoamer, the preservative of 1%, the coloring agent of 2% and surplus water make;
5) be calculated in mass percent, described suspension seed-coating agent by 28% Diacloden, 7% pyraclostrobin, 8% dispersant, 2% wetting agent, 2% antifreezing agent, 0.12% suspension stabilizer, 0.5% defoamer, the preservative of 1%, the coloring agent of 2% and surplus water make;
6) be calculated in mass percent, described suspension seed-coating agent by 24% Diacloden, 8% pyraclostrobin, 8% dispersant, 2% wetting agent, 2% antifreezing agent, 0.12% suspension stabilizer, 0.5% defoamer, the preservative of 1%, the coloring agent of 2% and surplus water make.
When above-mentioned seed treatment is suspension seed-coating agent, described dispersant can be at least one in styrylphenol polyoxyethylene ether, polycarboxylate, alkylnaphthalene sulfonate formaldehyde condensation products and lignosulfonates, specifically can be styrylphenol polyoxyethylene ether and polycarboxylate (mass ratio 5:3);
At least one that described wetting agent can be lauryl sodium sulfate, neopelex and pulls open in powder;
Described antifreezing agent can be at least one in ethylene glycol, propane diols, glycerine and urea;
Described suspension stabilizer can be at least one in xanthans, cellulose ether and derivative thereof, sodium carboxymethylcellulose, aluminium-magnesium silicate, diatomite, bentonite, attapulgite and white carbon;
Described defoamer can be at least one in silicone defoaming agent, polyethers defoamer and higher alcohols;
Described preservative can be at least one in Sodium Benzoate, benzoic acid, benzaldehyde, Potassium Benzoate, sorbic acid and sodium salicylate;
Described coloring agent can be basic rhodamine, water-based rhodo, acid scarlet, rose-red and Congo red at least one.
Seed treatment microcapsule suspension-suspendinagent agent is the liquid phase preparation will made after microcapsule suspending agent and suspending agent mixing, in the present invention, bactericide pyraclostrobin being made microcapsule suspending agent (utilizes macromolecular material that is natural or synthesis to form " core-shell structure copolymer " structure small container, agricultural chemicals is wherein coated, and the formulations of pesticide be suspended in water), insecticides thiamethoxam is made suspending agent, the composition pesticide of this microcapsule suspension-suspendinagent agent type after mixing, can be obtained.Above-mentioned seed treatment is seed treatment microcapsule suspension-suspendinagent agent type, and it is made up of pyraclostrobin microcapsule suspending agent and Diacloden suspending agent, and its mass ratio is 1:(3 ~ 10);
Be calculated in mass percent, described pyraclostrobin microcapsule suspending agent is made up of the pyraclostrobin of 5 ~ 30%, capsule-core solvent, the cyst material of 2 ~ 5%, dispersant, the colloid protective agent of 0.1 ~ 2%, pH adjusting agent, the antifreezing agent of 1 ~ 5%, the water of 0.05 ~ 0.2% suspension stabilizer and surplus of 0.05 ~ 1% of 3 ~ 8% of 2 ~ 20%;
Be calculated in mass percent, described Diacloden suspending agent by 30 ~ 45% Diacloden, 1 ~ 5% wetting agent, 1 ~ 8% dispersant, 0.05 ~ 0.2% suspension stabilizer, the antifreezing agent of 1 ~ 5%, the defoamer of 0.05 ~ 1% and surplus water make.
When above-mentioned seed treatment is seed treatment microcapsule suspension-suspendinagent agent, specifically can be: it is made up of pyraclostrobin microcapsule suspending agent and Diacloden suspending agent, its mass ratio is 1:3;
Be calculated in mass percent, described pyrazoles ether bacterium microcapsule suspending agent by 25.26% pyrazoles ether bacterium, 17% capsule-core solvent, 3.75% cyst material, 6.2% dispersant, 0.1% colloid protective agent, 0.2% pH adjusting agent, the antifreezing agent of 4%, the suspension stabilizer of 0.22% and surplus water make;
Be calculated in mass percent, described Diacloden suspending agent by 42.11% Diacloden, 6% wetting agent, 4% dispersant, 0.11% suspension stabilizer, the antifreezing agent of 2%, the defoamer of 0.3% and surplus water make.
When above-mentioned seed treatment is seed treatment microcapsule suspension-suspendinagent agent, described capsule-core solvent can be any one in dimethylbenzene, toluene, biodiesel and methyl oleate;
Described cyst material can be toluene di-isocyanate(TDI), methyl diphenylene diisocyanate, 1, at least one and polyethylene glycol in hexamethylene-diisocyanate, and specifically can be mass ratio is the toluene di-isocyanate(TDI) of 2:1 and the mixture of PEG400;
Described wetting agent can be at least one in styrene phenol formaldehyde resin polyoxyethylene poly-oxygen propylene aether, polyoxyethylene nonylphenol ether, fatty alcohol-polyoxyethylene ether and polyoxyethylene polyoxypropylene base ether block copolymers, and specifically can be mass ratio is the styrene phenol formaldehyde resin polyoxyethylene poly-oxygen propylene aether of 5:1 and the mixture of polyoxyethylene nonylphenol ether;
Described dispersant can be at least one in styryl phenol polyethenoxy ether, naphthalene sulfonic acid-formaldehyde condensation product, polycarboxylate and lignosulfonates, specifically can be 1) mass ratio is the styryl phenol polyethenoxy ether of 1.2:5 and the mixture, 2 of naphthalene sulfonic acid-formaldehyde condensation product) polycarboxylate;
Described colloid protective agent can be any one in polyvinyl alcohol, sodium carboxymethylcellulose and gum Arabic;
Described suspension stabilizer can be at least one in xanthans, cellulose ether and derivative thereof, aluminium-magnesium silicate, diatomite, bentonite, attapulgite and white carbon;
Described pH adjusting agent can be any one in acetic acid, hydrochloric acid and citric acid;
Described antifreezing agent can be at least one in ethylene glycol, glycerine, propane diols and urea;
Described defoamer can be at least one in silicone defoaming agent, polyethers defoamer and higher alcohols.
After the seed treatment of above-mentioned suspension seed-coating agent formulation or seed treatment microcapsule suspension-suspendinagent agent formulation is carried out Cotton seeds to seed, the protection tunic with some strength and permeability can be formed at the surface of the seed and namely plant clothing, after planting, plant clothing in soil, meet water imbibition and dissolved hardly, ensure the normal germinating growth of seed, and the fertile slow releasing of medicine, within the certain growth phase (45 ~ 60 days), sufficient nutrient and medicament protection can be provided, result shows, seed treatment of the present invention is to aphid, the numerical value of the control efficiency of fleahopper silk worm and cotton seedling blight is all a little more than the control efficiency of single dose, simultaneously, the emergence rate of the cotton seeds of seed treatment Cotton seeds of the present invention, the numerical value of plant height and fresh weight is all significantly higher than single dose, there is the function improving cotton emergence rate and promote cotton seedling plant strain growth, above-mentioned seed treatment is carried out Cotton seeds to peanut and corn, and after planting, result shows, and seed treatment of the present invention also has the function promoting peanut or milpa growth.
Invention further provides above-mentioned composition pesticide or the application of seed treatment in control cotton in seedling stage sucking pest and cotton seedling blight; Described sucking pest is at least one in aphid, fleahopper silk worm and thrips.
Invention further provides above-mentioned seed treatment and improve the application in cotton, peanut or corn emergence rate.
Invention further provides above-mentioned seed treatment and promote the application in cotton, peanut or milpa growth.
The present invention has following beneficial effect:
(1) composition pesticide of the present invention simultaneously for preventing and treating sucking pest and the cotton seedling blights such as cotton in seedling stage aphid, fleahopper silk worm, thrips, can decrease times for spraying.
(2) seed treatment of the present invention, not only can be used for sucking pest and the cotton seedling blights such as control cotton in seedling stage aphid, fleahopper silk worm, thrips, also has and improve cotton, corn and the emergence rate of peanut and the function of promotion plant strain growth.
Embodiment
The experimental technique used in following embodiment if no special instructions, is conventional method.
Material used in following embodiment, reagent etc., if no special instructions, all can obtain from commercial channels.
The polycarboxylate used in following embodiment all purchased from Beijing Guangyuan Yinong Chemical Co., Ltd, model GY-D07.
Embodiment 1,36% Diacloden pyraclostrobin suspension seed-coating agent
Be calculated in mass percent, the present embodiment suspension seed-coating agent is made up of following raw material:
Preparation method is as follows: according to the title dose of above-mentioned formula, being weighed up by various raw material is placed in beaker, open high-speed shearing machine 10 minutes, then sand mill 1500 revs/min grinding, detect sample particle diameter more than 95% at 1-5 micron, average grain diameter, below 3 microns, obtains 36% Diacloden pyraclostrobin suspension seed-coating agent.
Embodiment 2,35% Diacloden pyraclostrobin suspension seed-coating agent
Be calculated in mass percent, the present embodiment suspension seed-coating agent is made up of following raw material:
Preparation method is as follows: according to the title dose of above-mentioned formula, being weighed up by various raw material is placed in beaker, open high-speed shearing machine 10 minutes, then sand mill 1500 revs/min grinding, detect sample particle diameter more than 95% at 1-5 micron, average grain diameter, below 3 microns, obtains 35% Diacloden pyraclostrobin suspension seed-coating agent.
Embodiment 3,32% Diacloden pyraclostrobin suspension seed-coating agent
Be calculated in mass percent, the present embodiment suspension seed-coating agent is made up of following raw material:
Preparation method is as follows: according to the title dose of above-mentioned formula, being weighed up by various raw material is placed in beaker, open high-speed shearing machine 10 minutes, then sand mill 1500 revs/min grinding, detect sample particle diameter more than 95% at 1-5 micron, average grain diameter, below 3 microns, obtains 32% Diacloden pyraclostrobin suspension seed-coating agent.
Embodiment 4,36% Diacloden pyraclostrobin seed treatment microcapsule suspension-suspendinagent agent
The present embodiment seed treatment microcapsule suspension-suspendinagent agent is that the pyraclostrobin microcapsule suspending agent of 24% of 1:3 and 40% Diacloden suspending agent form by mass ratio: wherein, the pyraclostrobin microcapsule suspending agent of 24% is made up of following raw material: be calculated in mass percent, it is by the former medicine of 25.26% pyraclostrobin, 17% dimethylbenzene (capsule heart solvent), 2.50% toluene di-isocyanate(TDI) (cyst material), 1.25%PEG400 (cyst material), 1.2% styryl phenol polyethenoxy ether (dispersant), 5% naphthalene sulfonic acid-formaldehyde condensation product (dispersant), 0.1% polyvinyl alcohol (colloid protective agent), 0.2% acetic acid (pH adjusting agent), 4% ethylene glycol (antifreezing agent), the water of 0.12% xanthans (suspension stabilizer) and surplus, 40% Diacloden suspending agent is made up of following raw material: the former medicine of 42.11% Diacloden, 5% styrene phenol formaldehyde resin polyoxyethylene poly-oxygen propylene aether (wetting agent), 4% polycarboxylate (dispersant), 1% polyoxyethylene nonylphenol ether (wetting agent), 0.11% xanthans (suspension stabilizer), 2% ethylene glycol (antifreezing agent), the water of 0.3% silicone defoaming agent (defoamer) and surplus.
Preparation method is as follows:
Take the former medicine of 25.26g95% pyraclostrobin, 17g dimethylbenzene, 2.50g toluene di-isocyanate(TDI) and 1.25gPEG400, fully stir evenly, as oil phase; By 1.2g styryl phenol polyethenoxy ether, 5g naphthalene sulfonic acid-formaldehyde condensation product and 0.1g polyvinyl alcohol and 40g water Homogeneous phase mixing, obtain aqueous phase; Oil phase is mixed with water, and uses high-shear homogenizer emulsification pretreatment, obtains stable O/W emulsion; O/W emulsion is transferred in flask, stirs with the speed of 200 revs/min, be warmed up to 65 DEG C, react 4 hours, with acetic acid adjust ph 6-6.5; Add 4g ethylene glycol and 0.12g xanthans stirs, water supplies 100g, namely obtains 24% pyraclostrobin microcapsule suspending agent.
Take the former medicine of 42.11g95% Diacloden, 5g styrene phenol formaldehyde resin polyoxyethylene poly-oxygen propylene aether, 4g polycarboxylate, 1g polyoxyethylene nonylphenol ether, 0.11g xanthans, 2g ethylene glycol, silicone defoaming agent 0.3g, water supplies 100g.Take each component according to above-mentioned formula and be placed in beaker, opening high-speed shearing machine 30 minutes, then sand mill 2000 revs/min grinding, detect sample particle diameter more than 95% at 1-5 micron, average grain diameter, below 3 microns, obtains 40% Diacloden suspending agent.
24% pyraclostrobin microcapsule suspending agent and 40% Diacloden suspending agent are mixed according to weight ratio 1:3 and namely obtains, 30% Diacloden+6% pyraclostrobin microcapsule suspension suspending agent.
The application experiment of embodiment 5, seed treatment
One, Cotton seeds is carried out to cotton seeds
Test site is arranged in Shandong Agricultural University proving ground, and this plot often has cotten aphid and damping off to occur every year.By embodiments of the invention 1 suspending agent, embodiment 2 suspending agent, embodiment 3 suspending agent, embodiment 4 microcapsule suspension-suspendinagent agent, contrast 1:25% Diacloden suspending agent (auxiliary agent, the auxiliary agent content of use are identical with embodiment 1-3), contrast 2:24% pyraclostrobin missible oil, according to certain concentration, adopt liquid (medicament adds water): seed=1:40 sows after carrying out dressing, often process and repeat for 3 times, every community 50m 2.Seeding quantity is 2kg/ mu.Cotton emerge 50% time institute an inquiry total strain number and dead sick seedling number, calculate diseases control.After planting 20 days investigation emergence rate, plant height and fresh weights, experimental result is as shown in table 1.Respectively at after planting 30 days and 50 days investigation Aphed populations, calculate the preventive effect to aphid, experimental result is as shown in table 2.In table 2, the computing formula of aphid preventive effect is as follows:
After planting 50 days time, investigate cotton seedling broken rate, reflect the control efficiency to fleahopper silk worm with this, experimental result is as shown in table 2, and in table 2, the computing formula of fleahopper silk worm preventive effect is as follows:
From the 50% latter 6 days control efficiency to cotton seedling blight of emerging, with 50% seedling protecting effect of latter 10 days of emerging, reflect the control efficiency to cotton seedling blight, experimental result is as shown in table 3, in table 3 sick refer to the computing formula of control efficiency as follows:
The disease scale standard of cotton seedling blight: 0 grade: basal part of stem is without scab; 1 grade: basal part of stem scab accounts for less than 1/3 of whole stem girth; 3 grades: basal part of stem scab accounts for 1/3 ~ 1/2 of whole stem girth; 5 grades: basal part of stem scab accounts for 1/2 ~ 3/4 of whole stem girth; 7 grades: basal part of stem scab accounts for more than 3/4 of whole stem girth.
Table 1 seed treatment dressing is on the impact of cotton emergence rate and plant growing way
Note: in table, a, b, c represent that difference is not significantly (P < 0.05) after new multipole difference Multiple range test.
As can be seen from the above table, after adopting suspension seed-coating agent of the present invention and microcapsule suspension-suspendinagent agent to carry out cotton seeds Cotton seeds, from the numerical value of the emergence rate numerically can finding out 4 embodiments of the present invention of result, plant height and fresh weight all higher than the process of control treatment and two single doses, as can be seen from 5% significance of difference analysis result, embodiments of the invention 1 and embodiment 4 seed treatment significantly improve the emergence rate of cotton, and on average plant height and fresh weight also process apparently higher than other.Illustrate that seed coat agent of the present invention has the function improving cotton emergence rate and promote cotton seedling plant strain growth.Simultaneously, also illustrate, no matter adopt which kind of formulation, the seed treatment that composition pesticide of the present invention prepares all can promote cotton emergence rate and cotton plants growth, and when in composition pesticide of the present invention, the mass ratio of Diacloden and pyraclostrobin is 5:1, best results.
Table 2, seed treatment dressing are to the control efficiency of cotton aphid and fleahopper silk worm
Note: in table, a, b, c represent that difference is not significantly (P < 0.05) after new multipole difference Multiple range test.
As shown in Table 2, when after planting 30 days, test medicine is to the preventive effect of aphid, embodiment 1, embodiment 2, embodiment 3, embodiment 4,25% Diacloden suspending agent to the preventive effect of aphid all more than 91%, and difference is not remarkable, during by after planting 50 days, the preventive effect of each medicament all decreases, but the difference between each process is still remarkable, from preventive effect a little more than Diacloden single dose of the preventive effect of embodiment numerically.The after planting 50 days preventive effects to cotton fleahopper silk worm, the preventive effect of each embodiment all more than 80%, a little more than the effect that Diacloden is used alone.
Table 3, seed treatment dressing are to the control efficiency of cotton seedling blight
Note: in table, a, b, c represent that difference is not significantly (P < 0.05) after new multipole difference Multiple range test.
What table 3 showed is that test medicine prevents and treats result to cotton seedling blight, as can be seen from the 50% latter 6 days control efficiency to cotton seedling blight of emerging: embodiment 1, embodiment 2, embodiment 3, embodiment 4 and the preventive effect difference of 24% pyraclostrobin missible oil process to cotton seedling blight are not remarkable, but as can be seen from numerically relatively, the preventive effect of 4 embodiment medicaments is all higher than the preventive effect of 24% pyraclostrobin missible oil, and wherein the preventive effect of embodiment 1 and embodiment 4 is the highest; Emerge 50% latter 10 days time embodiment 1 and 4 preventive effect be significantly higher than 24% pyraclostrobin missible oil process.May be that the medicament prepared due to this embodiment has facilitation to cotton growth, thus improve the resistance against diseases of plant.
As can be seen from table 1-3, when the insecticide ingredient in the embodiment of the present invention and the insecticide same amount contrasted, or the microbiocidal composition in embodiment with the bactericide same amount contrasted time, embodiment 1-embodiment 4 seed treatment is to aphid, the numerical value of the control efficiency of fleahopper silk worm and cotton seedling blight is all higher than control group, therefore composition pesticide of the present invention or seed treatment can be used for aphid, the control of fleahopper silk worm and cotton seedling blight, especially emergence rate, the numerical value of plant height and fresh weight is significantly higher than control group, illustrate that seed treatment of the present invention can improve cotton emergence rate, promote the growth of cotton plants.
Two, Cotton seeds is carried out to peanut and corn
By embodiments of the invention 1, embodiment 2, embodiment 3, embodiment 4,25% Diacloden suspending agent, 24% pyraclostrobin missible oil, according to certain concentration to peanut, corn seed, adopt liquid (medicament adds water): seed=1:40 sows after carrying out dressing, then be seeded in plastic cup, 25 DEG C of illumination boxs are cultivated, record emerge situation and fresh weight, reflect the impact of seed treatment of the present invention on peanut and corn emergence rate and plant growing way, experimental result is as shown in table 4.
Table 4, seed treatment dressing are on the impact of crop emerges rate and plant growing way
Note: in table, a, b, c represent that difference is not significantly (P < 0.05) after new multipole difference Multiple range test.
Table 4 shows the impact of each test medicine on peanut and corn emergence rate and plant growing way.As can be seen from the results, the emergence rate of peanut is all more than 93%, and each process and the emergence rate difference contrasted are remarkable, and from numerically finding out that the emergence rate of 4 embodiments of the present invention is all higher than control treatment, wherein the emergence rate of embodiment 1 process is the highest; Each process affects significant difference to peanut plant fresh weight, and the fresh weight of 4 embodiment process is apparently higher than two kinds of single doses and blank process, and wherein the fresh weight of embodiment 1 and embodiment 4 process is the highest.Each process does not affect emergence of corn, but embodiment obviously promotes the growth of plant, and particularly the facilitation of embodiment 1 and embodiment 4 is the most obvious.Therefore, seed treatment of the present invention can promote the growth of corn and peanut plant.

Claims (10)

1. a composition pesticide, is characterized in that: described composition pesticide is made up of Diacloden and pyraclostrobin, and the mass ratio of described Diacloden and described pyraclostrobin is (1 ~ 10): 1.
2. composition pesticide according to claim 1, is characterized in that: the mass ratio of described Diacloden and described pyraclostrobin is (3 ~ 5): 1.
3. composition pesticide according to claim 1 and 2, is characterized in that: the mass ratio of described Diacloden and described pyraclostrobin is 5:1.
4. a seed treatment, it is characterized in that: the composition pesticide of described seed treatment according to any one of claim 1-3 and auxiliary agent are made, be calculated in mass percent, described seed treatment is made up of the auxiliary agent of the Diacloden of 10 ~ 40%, the pyraclostrobin of 1 ~ 15% and surplus.
5. seed treatment according to claim 4, is characterized in that: the formulation of described seed treatment is suspension seed-coating agent or seed treatment microcapsule suspension-suspendinagent agent.
6. seed treatment according to claim 5, it is characterized in that: described seed treatment is suspension seed-coating agent, be calculated in mass percent, it is made up of following component: the Diacloden of 10 ~ 40%, the pyraclostrobin of 1 ~ 15%, 3 ~ 8% dispersants, 1 ~ 3% wetting agent, 1 ~ 4% antifreezing agent, 0.05 ~ 0.2% suspension stabilizer, 0.1 ~ 1% defoamer, 0.1 ~ 2% preservative, the coloring agent of 1 ~ 5% and the water of surplus.
7. seed treatment according to claim 5, it is characterized in that: described seed treatment is seed treatment microcapsule suspension-suspendinagent agent type, it is made up of pyraclostrobin microcapsule suspending agent and Diacloden suspending agent, and its mass ratio is 1:(3 ~ 10);
Be calculated in mass percent, described pyrazoles ether bacterium microcapsule suspending agent is made up of the pyraclostrobin of 5 ~ 30%, capsule-core solvent, the cyst material of 2 ~ 5%, dispersant, the colloid protective agent of 0.1 ~ 2%, pH adjusting agent, the antifreezing agent of 1 ~ 5%, the water of 0.05 ~ 0.2% suspension stabilizer and surplus of 0.05 ~ 1% of 3 ~ 8% of 2 ~ 20%;
Be calculated in mass percent, described Diacloden suspending agent by 30 ~ 45% Diacloden, 1 ~ 5% emulsifier, 1 ~ 8% dispersant, 0.05 ~ 0.2% suspension stabilizer, the antifreezing agent of 1 ~ 5%, the defoamer of 0.05 ~ 1% and surplus water make.
8. the composition pesticide according to any one of claim 1-3 or the application of the seed treatment according to any one of claim 4-7 in control cotton in seedling stage sucking pest and cotton seedling blight; Described sucking pest is at least one in aphid, fleahopper silk worm and thrips.
9. the seed treatment according to any one of claim 4-7 is improving the application in cotton, peanut or corn emergence rate.
10. the seed treatment according to any one of claim 4-7 is promoting the application in cotton, peanut or milpa growth.
CN201510489338.2A 2015-08-11 2015-08-11 Seed treating agent and special pesticide composition thereof Pending CN105052983A (en)

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CN105794454A (en) * 2016-03-11 2016-07-27 塔里木大学 Scientific cotton planting method
CN105794830A (en) * 2016-05-13 2016-07-27 创新美兰(合肥)股份有限公司 Pyraclostrobin, thiamethoxam and prochloraz compound suspended seed coating agent and preparation method thereof
CN105875594A (en) * 2016-05-13 2016-08-24 创新美兰(合肥)股份有限公司 Pyraclostrobin, thiamethoxam and carboxin compound suspended seed coating and preparation method thereof
CN106689123A (en) * 2016-11-15 2017-05-24 北京明德立达农业科技有限公司 Microcapsule suspension-suspending agent as well as preparation method and application thereof
CN106922728A (en) * 2017-04-26 2017-07-07 广东省农业科学院植物保护研究所 A kind of suspension seed-coating agent for preventing and treating brassicaceous vegetable phyllotreta striolata
CN110278958A (en) * 2019-07-23 2019-09-27 江门市植保有限公司 It is a kind of for preventing and treating the composition pesticide of potato disease insect pest
CN111011390A (en) * 2019-10-23 2020-04-17 安徽辉隆集团银山药业有限责任公司 Seed treatment agent containing thiamethoxam, metalaxyl-M and pyraclostrobin and application thereof
CN115067352A (en) * 2022-07-13 2022-09-20 江苏艾津作物科技集团有限公司 Seed treatment agent for preventing and treating corn aphids and preparation method thereof

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CN101115395A (en) * 2005-02-22 2008-01-30 巴斯福股份公司 Composition and method for improving plant health
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105794454A (en) * 2016-03-11 2016-07-27 塔里木大学 Scientific cotton planting method
CN105794830A (en) * 2016-05-13 2016-07-27 创新美兰(合肥)股份有限公司 Pyraclostrobin, thiamethoxam and prochloraz compound suspended seed coating agent and preparation method thereof
CN105875594A (en) * 2016-05-13 2016-08-24 创新美兰(合肥)股份有限公司 Pyraclostrobin, thiamethoxam and carboxin compound suspended seed coating and preparation method thereof
CN106689123A (en) * 2016-11-15 2017-05-24 北京明德立达农业科技有限公司 Microcapsule suspension-suspending agent as well as preparation method and application thereof
CN106922728A (en) * 2017-04-26 2017-07-07 广东省农业科学院植物保护研究所 A kind of suspension seed-coating agent for preventing and treating brassicaceous vegetable phyllotreta striolata
CN106922728B (en) * 2017-04-26 2018-07-20 广东省农业科学院植物保护研究所 A kind of suspension seed-coating agent for preventing brassicaceous vegetable phyllotreta striolata
CN110278958A (en) * 2019-07-23 2019-09-27 江门市植保有限公司 It is a kind of for preventing and treating the composition pesticide of potato disease insect pest
CN111011390A (en) * 2019-10-23 2020-04-17 安徽辉隆集团银山药业有限责任公司 Seed treatment agent containing thiamethoxam, metalaxyl-M and pyraclostrobin and application thereof
CN115067352A (en) * 2022-07-13 2022-09-20 江苏艾津作物科技集团有限公司 Seed treatment agent for preventing and treating corn aphids and preparation method thereof
CN115067352B (en) * 2022-07-13 2024-04-23 江苏艾津作物科技集团有限公司 Seed treatment agent for preventing and controlling corn aphids and preparation method thereof

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Application publication date: 20151118