CN102342285B - Sterilization disease-resistant composition and suspension seed coating agent thereof - Google Patents
Sterilization disease-resistant composition and suspension seed coating agent thereof Download PDFInfo
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- CN102342285B CN102342285B CN201110358774.8A CN201110358774A CN102342285B CN 102342285 B CN102342285 B CN 102342285B CN 201110358774 A CN201110358774 A CN 201110358774A CN 102342285 B CN102342285 B CN 102342285B
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- agent
- coating agent
- suspension seed
- avermectin
- fluoxastrobin
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- ULWHHBHJGPPBCO-UHFFFAOYSA-N propane-1,1-diol Chemical class CCC(O)O ULWHHBHJGPPBCO-UHFFFAOYSA-N 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229960003885 sodium benzoate Drugs 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229960004025 sodium salicylate Drugs 0.000 description 1
- 239000004334 sorbic acid Substances 0.000 description 1
- 235000010199 sorbic acid Nutrition 0.000 description 1
- 229940075582 sorbic acid Drugs 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Landscapes
- Pretreatment Of Seeds And Plants (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to the field of pesticide preparations and discloses a sterilization disease-resistant composition and a suspension seed coating agent thereof. The composition disclosed by the invention is composed of abamectin and azoxystrobin. The mass ratio of the abamectin to the azoxystrobin is 1:(1-5). The suspension seed coating agent disclosed by the invention comprises 0.1-15% of abamectin, 1-20% of azoxystrobin, 1-8.0% of wet dispersing agent, 1-10.0% of film forming agent, 1-10.0% of colouring agent, 0.1-2.0% of thickening agent, 1-5.0% of anti-freeze agent, 0.1-1.0% of preservative, 0.1-1.0% of defoaming agent and the balance of distilled water. The mass ratio of the abamectin to the azoxystrobin is 1:(1-5). The suspension seed coating agent disclosed by the invention contains the abamectin and the azoxystrobin as the active ingredient. The advantages of the abamectin and the azoxystrobin are complementary. The composition can be used for preventing and curing insect attack and diseases by being applied at one time. Simultaneously, the pesticide effect is increased; the pesticide use amount and the use kind and number can be reduced; and the composition can be widely applied in agricultural fields.
Description
Technical field
The present invention relates to pesticidal preparations field, relate to specifically a kind of suspension seed-coating agent.
Background technology
In modern agricultural production, utilizing seed coat agent to carry out chemicals treatment to seed is one of method of the economical and convenient of the native biography of control soil insect and crops, seed-borne disease.Seed coat agent be a kind of for crop or other plant seed treatment, there is the pesticidal preparations of film forming characteristics, it can solidify to form the film that is called kind of clothing at the surface of the seed.Seed coat agent imbibition and not dissolved in soil, allow normal required moisture and the air that germinate of seed to pass through, the contained material such as agricultural chemicals and seed manure slowly discharges, can kill soil insect, seedling stage insect, there is control sprout term disease and systemic disease, improve percentage of seedgermination, promote the effects such as seedling healthy growth.
Suspension seed-coating agent is the one of seed coat agent, is a kind of flowable stable unit for uniform suspension of being made up through wet pulverizing of pesticide original medicine, film forming agent, wetting agent, dispersant, thickener, colouring agent, filler and water.Because it is easy to use, safe, in the seed coat agent of numerous kinds, gain great popularity.
Avermectin, English name avermectins, be by large village of university, Japanese North intelligence etc. and the class that first Merck company of the U.S. develops there is desinsection, kill mite, ten hexa-atomic Macrocyclic lactone compounds of eelworm-killing activity, produced by streptomyces griseus Streptomyces avermitilis fermentation in streptomycete.Abamectin insecticide is a kind of antibiotics insecticidal/acaricidal agent of efficient, wide spectrum, mite class and insect is had to stomach toxicity and action of contace poison, and have faint fumigation action, especially obvious to nematode effect.It has the feature of super-high-efficient, noresidue, the biopesticide such as nuisanceless.
But crops not only face insect pest in whole process of growth, infecting also of some germs can impact the growth of crop; especially the seed germination stage; and Avermectin is a kind of insecticide, can not prevent and treat harmful germ, cannot accomplish that general protection crop is not infected.Therefore, provide a kind of can insect protected again can be fungi-proofing suspension seed-coating agent significant.
Summary of the invention
In view of this, the object of the invention is to provide a kind of killing pests and preventing diseases composition and suspension seed-coating agent thereof, makes the pest control simultaneously of this suspension seed-coating agent and disease, and has synergistic effect.
For realizing object of the present invention, the present invention adopts following technical scheme:
A kind of killing pests and preventing diseases composition, is made up of Avermectin and Fluoxastrobin, and the mass ratio of described Avermectin and Fluoxastrobin is 1:1-5.
Wherein, the mass ratio of described Avermectin and Fluoxastrobin is preferably 1:1.5-4.5, more preferably 1:3.75.
Avermectin, what its mechanism of action was different from general insecticide is that it disturbs neurophysiology activity, stimulate and discharge γ-aminobutyric acid, and γ-aminobutyric acid has inhibitory action to arthropodan nerve conduction, if there is paralysis symptom after becoming mite to contact with medicament with larva with insect in mite class, inertia does not take food, dead after 2-4d.Because not causing that insect dewaters rapidly, so its lethal effect is slower.Parasite, diptera, coleoptera, Lepidoptera and pest mite etc. are had to good effect.Though predatism and parasite are had to direct killing effect, because plant surface is residual few, therefore little to the damage of beneficial insect.
Fluoxastrobin, chemical name is (E)-［ 2-［ 6-(2-cyano-benzene oxygen) pyrimidine-4-yl oxygen ］ phenyl ］-3-methoxy-methyl acrylate, belong to methoxy acrylic bactericide, it stops the ATP of cell synthetic by the electronics transmission of pinning between cytochrome b and c1, thereby restrains its mitochondrial respiratory and bring into play bacteriostasis.The bacterial strain that it produces resistance to 14-demethoxylation enzyme inhibitor, benzamides, dicarboxylic dihydrazides amine and benzimidazole is effective, there is protection, treat, root out, infiltration, systemic activity, and can be in plant corpus, degrade very soon in soil and water.Fluoxastrobin is efficient, wide spectrum, and nearly all fungi steel (Ascomycetes, Basidiomycetes, Oomycete and Fungi Imperfecti) disease is all had to good activity as powdery mildew, rust, glume blight, net blotch, downy mildew, rice blast etc.Can be used for cauline leaf spraying, seed treatment, also can carry out soil treatment, be mainly used in cereal, paddy rice, peanut, grape, potato, fruit tree, vegetables, coffee, lawn etc.
Different active components is mixed the difference of rear each active component due to composition, structure, physicochemical property, makes the synergy between each active component be typically expressed as synergistic effect, summation action or antagonism.So-called synergistic effect is exactly the mutual synergism between different material, and the effect of its generation is greater than the sum total of each composition effect; And the effect that summation action is exactly its generation equals the sum total of each composition effect; Antagonism refers to that when two kinds of materials act on living organism, a kind of material disturbs the effect of another kind of material, or the effect of interfering with an opponent each other, the phenomenon that general effect is declined.
The present invention, according to Sun Yunpei (Sun Y-P) method, calculates co-toxicity coefficient and evaluates Avermectin effect mixed with Fluoxastrobin, and result shows that co-toxicity coefficient is all greater than 120, shows that the mixing use of the two has notable synergistic effect.
The present invention also provides a kind of suspension seed-coating agent, is calculated in mass percent, and comprises Avermectin 0.1-15%, Fluoxastrobin 1.0-20%, wetting dispersing agent 1.0-8.0%, film forming agent 1.0-10.0%, colouring agent 1.0-10.0%, thickener 0.1-2.0%, antifreezing agent 1.0-5.0%, preservative 0.1-1.0%, defoamer 0.1-1.0%, surplus is distilled water, and the mass ratio of described Avermectin and Fluoxastrobin is 1:1-5.
As preferably, described Avermectin mass percent is 0.5-10%, and described Fluoxastrobin mass percent is 2-15%, and the mass ratio of described Avermectin and Fluoxastrobin is 1:1.5-4.5, more preferably 1:3.75.
In order to promote that between particles of active components, wetting dispersion prevents its phase inter coagulation, suspension seed-coating agent of the present invention also comprises wetting dispersing agent, described wetting dispersing agent can be according to the suitable wetting dispersing agent of any selection known in this field, be preferably fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, polyoxyethylene fatty acid, alkylaryl polyglycol ether, alkylsulfonate, arylsulphonate, fatty acid polyglycol ethylene glycol, dodecyl benzene sulfonate, polyoxyethylene groups phenol formaldehyde condensate, polyoxyethylene poly-oxygen propylene aether block copolymer, naphthalene or alkyl naphthalene formaldehyde condensate sulfonates, aliphatic alcohol polyoxyethylene sulfonate, alkylphenol polyoxyethylene sulfonate, lignin and derivative sulfonate thereof, fatty acid ethane additive product phosphate, alkylphenol polyoxyethylene phosphate, one or more in alkylphenol polyoxyethylene formaldehyde condensation products sulphate.
Act on seed and root in order to guarantee that limited farm chemical ingredients is concentrated, difficult drop-off and dispersing, has reduced the diffusion of agricultural chemicals in environment and the contact to non-target, and described suspension seed-coating agent also needs to comprise film forming agent.Described film forming agent should guarantee that institute's ready-made clothes film is ventilative, good water permeability, and normal seed germination growth, guarantees that institute's ready-made clothes film is insoluble in water again, and in clothing film, active component can slowly discharge, and efficiency time is long.Film forming agent of the present invention can be according to the suitable film forming agent of any selection known in this field, is preferably one or more in gum Arabic, animal glue, pectin, xanthans, methylcellulose, ethyl cellulose, sodium carboxymethylcellulose, hydroxypropyl cellulose, sodium alginate, polyvinyl alcohol, polyethylene glycol, polyvinylpyrrolidone, polyacrylamide, Sodium Polyacrylate.
Colouring agent claims again alert toner, can improve the use safety of suspension seed-coating agent, wherein, described colouring agent is preferably one or more in basic rhodamine, water-based rhodo, acid scarlet, Fluorescein red5B, Red-8110, Red-131, FGR-131.
Suspension seed-coating agent of the present invention also comprises thickener, to improve the viscosity of dispersion medium, reduces the settling velocity of particle, thereby improves the stability of preparation.Thickener of the present invention can be according to the suitable kind of any selection known in this field.As preferably, described thickener is one or more in xanthans, gum Arabic, methylcellulose, carboxymethyl cellulose, hydroxyethylcellulose, hydroxypropyl cellulose, PAA, sodium alginate, polyvinyl alcohol, polyvinylpyrrolidone, polyacrylamide, Sodium Polyacrylate, aluminium-magnesium silicate, bentonite.
In order to improve the stability of low-temperature storage of seed coat agent, suspension seed-coating agent of the present invention has also added antifreezing agent.Preferably, described antifreezing agent is one or more in ethylene glycol, propane diols, glycerine, hexylene glycol, urea, ammonium sulfate, sodium chloride, calcium chloride.
As preferably, defoamer of the present invention is machine silicone, C
8-10fatty alcohol, C
10-20saturated fatty acid and ester class in one or more; Described preservative is benzoic acid, benzaldehyde, Sodium Benzoate, Potassium Benzoate, sorbic acid, sodium salicylate, 2-xenol, parahydroxyben-zaldehyde, 1, one or more in 2-[4-morpholinodithio quinoline-3-ketone.
The preparation method of suspension seed-coating agent of the present invention is: by Avermectin and Fluoxastrobin process air-flow crushing, after wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer and distilled water dissolve completely, drop in proportion sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m, obtains product.In actual medication process, the present invention can according to local controlling object, a situation arises determines the suitable consumption of described suspension seed-coating agent, and conventionally formulation rate is that the mass ratio of seed coat agent and seed is 1:50-100.
The prepared suspension seed-coating agent outward appearance of the present invention is red flowable suspension, and low temperature, heat storage stability are qualified, and heat storage resolution ratio is less than 5%, and suspensibility is greater than 90%, and wet screening test 98% is by 45 μ m standard screens, grain fineness D
50for 2-3 μ m.
Simultaneously, the test of pesticide effectiveness result of suspension seed-coating agent of the present invention shows, single use Avermectin or Fluoxastrobin, can only play desinsection or disease-resistant effect, and after composite, be less than under the consumption of single use Avermectin or Fluoxastrobin, suspension seed-coating agent of the present invention can desinsection, again can be disease-resistant, without cross tolerance, and preventive effect is improved, as can be seen here, this synergistic effect of composition of the present invention is not because the direct effect of another kind of active substance produces, but both are mutually collaborative, promote self desinsection or disease-resistant effect synergy.
From above technical scheme, suspension seed-coating agent of the present invention is using Avermectin and azoxystrobin compound as active ingredient, the two mutual supplement with each other's advantages, a drug not only can pest control can also be prevented and treated disease, improve drug effect simultaneously, reduce the usage amount of agricultural chemicals and used kind, number of times, can be widely used in agriculture field.
Embodiment
The embodiment of the invention discloses a kind of killing pests and preventing diseases composition and suspension seed-coating agent thereof.Those skilled in the art can use for reference content herein, suitably improve technological parameter and realize.Special needs to be pointed out is, all similar replacements and change apparent to those skilled in the artly, they are all deemed to be included in the present invention.Product of the present invention is described by preferred embodiment, and related personnel obviously can change product as herein described in content of the present invention, spirit and scope or suitably change and combination not departing from, and realizes and apply the technology of the present invention.
In order further to understand the present invention, below in conjunction with embodiment, a kind of killing pests and preventing diseases composition provided by the invention and suspension seed-coating agent thereof are elaborated.
Embodiment 1: damage by disease and insect efficiency test
Test in the one peasant household's wheat paddock of Baoding and carry out, suspension seed-coating agent is take Avermectin and Fluoxastrobin as the composite seed coat agent of active component, single dose is respectively Avermectin suspension seed-coating agent and Fluoxastrobin suspension seed-coating agent, each suspension seed-coating agent test seed and experimental enviroment are all identical, test processing and formulation rate are in table 1, and control efficiency is in table 2.
Wherein, preventive effect computing formula is as follows:
Disease index, preventive effect computing formula are as follows:
Blade disease index=Σ (the disease number of sheets × relative level numerical value at different levels)/(investigating the total number of sheets × 9) × 100;
Control efficiency (%)=(blank group disease index-experimental group disease index)/disease index × 100, blank district;
Severity Scaling standard is known in this field, no longer enumerates at this.
Table 1 test is processed and formulation rate
| Process reagent agent | Amount of application (active component/100kg seed) |
| 1 Avermectin | 10g |
| 2 Fluoxastrobins | 35g |
| 3 Avermectin+Fluoxastrobin | 4g+10g |
| 4 Avermectin+Fluoxastrobin | 5g+25g |
| 5 Avermectin+Fluoxastrobin | 6g+20g |
| 6 Avermectin+Fluoxastrobin | 7g+25g |
| 7 Avermectin+Fluoxastrobin | 7g+30g |
| 8 Avermectin+Fluoxastrobin | 8g+15g |
| 9 Avermectin+Fluoxastrobin | 8g+30g |
| 10 clear water | ? |
Table 2 extermination of disease and insect pest effect
| Process | Acarid | Cyst nematode | Wheat glume blight | Wheat powdery mildew |
| 1 | 75.2 | 77.4 | 0 | 0 |
| 2 | 0 | 0 | 82.5 | 81.2 |
| 3 | 77．6 | 78.4 | 83.9 | 83.4 |
| 4 | 79.8 | 80.5 | 86.5 | 85.8 |
| 5 | 81.2 | 82.9 | 84.5 | 85 |
| 6 | 83.4 | 84.8 | 86.8 | 86.2 |
| 7 | 83.8 | 85.2 | 88.5 | 88.2 |
| 8 | 87.5 | 86.8 | 84.1 | 83.4 |
| 9 | 87.6 | 87.2 | 88.2 | 87.9 |
| 10 | 0 | 0 | 0 | 0 |
As seen from the results in Table 2, in suspension seed-coating agent of the present invention, each active ingredient is being less than under the prerequisite of each single dose consumption, and drug effect is higher than each single dose drug effect.Simultaneously, from processing 1 and 2 result of the test, this synergy result is not to directly act on disease or insect pest obtains due to another added active component, but due to two kinds of composite rear interactions of active component, has strengthened the effect of preventing and treating each other disease or insect pest.Result of the test shows in suspension seed-coating agent of the present invention that two kinds of active components are without antagonism, and has improved preventive effect, can reduce dosage and types of medicines, number of times.
Embodiment 2:5% Avermectin Fluoxastrobin suspension seed-coating agent (being mass fraction)
Avermectin 2.0%, Fluoxastrobin 3.0%, DA-6752.0%, DA-6463.0%, ethylene glycol 2.5%, PVP-K302.0%, xanthans 0.2%, defoamer 0.3%, Sodium Benzoate 0.3%, basic rhodamine 1.0%, distilled water adds to 100%.
DA-675, DA-646 dissolve completely with distilled water, then add successively Avermectin, Fluoxastrobin active ingredient through air-flow crushing, and other auxiliary agent, enter sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m obtains product.
The single dose contrast that suspension seed-coating agent prepared by the present embodiment and single-activity composition are made, take each active component consumption as criterion calculation, each active component consumption in suspension seed-coating agent of the present invention is less than under the prerequisite of each single dose active component consumption, the preventive effect of suspension seed-coating agent of the present invention is higher than the preventive effect of single dose, and without cross tolerance, desinsection and disease-resistant simultaneously.
Embodiment 3:10% Avermectin Fluoxastrobin suspension seed-coating agent (being mass fraction)
Avermectin 4.0%, Fluoxastrobin 6.0%, sodium lignin sulfonate 4.0%, polyoxyethylene poly-oxygen propylene aether block copolymer 3.0%, PVA17-884.0%, defoamer 0.2%, xanthans 0.2%, Sodium Benzoate 0.3%, FGR-1312.0%, distilled water adds to 100%.
Avermectin, Fluoxastrobin, through air-flow crushing, after wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer and water dissolve completely, are dropped in proportion to sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m, obtains product.
The single dose contrast that suspension seed-coating agent prepared by the present embodiment and single-activity composition are made, take each active component consumption as criterion calculation, each active component consumption in suspension seed-coating agent of the present invention is less than under the prerequisite of each single dose active component consumption, the preventive effect of suspension seed-coating agent of the present invention is higher than the preventive effect of single dose, and without cross tolerance, desinsection and disease-resistant simultaneously.
Embodiment 4:20% Avermectin Fluoxastrobin suspension seed-coating agent (being mass fraction)
Avermectin 5.0%, Fluoxastrobin 15.0%, neopelex 4.0%, alkylaryl polyglycol ether 3.0%, hexylene glycol 2.5%, PVA17-885.0%, xanthans 0.2%, defoamer 0.3%, Sodium Benzoate 0.3%, basic rhodamine 1.5%, distilled water adds to 100%.
Avermectin, Fluoxastrobin, through air-flow crushing, after wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer and water dissolve completely, are dropped in proportion to sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m, obtains product.
The single dose contrast that suspension seed-coating agent prepared by the present embodiment and single-activity composition are made, take each active component consumption as criterion calculation, each active component consumption in suspension seed-coating agent of the present invention is less than under the prerequisite of each single dose active component consumption, the preventive effect of suspension seed-coating agent of the present invention is higher than the preventive effect of single dose, and without cross tolerance, desinsection and disease-resistant simultaneously.
Embodiment 5:25% Avermectin Fluoxastrobin suspension seed-coating agent (being mass fraction)
Avermectin 10.0%, Fluoxastrobin 15.0%, YUS-FS30004.0%, YUS-TXC4.0%, PICO-NW11.0%, PVA17-887.0%, xanthans 0.2%, defoamer 0.3%, Sodium Benzoate 0.3%, basic rhodamine 1.5%, distilled water adds to 100%.
Avermectin, Fluoxastrobin, through air-flow crushing, after wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer and water dissolve completely, are dropped in proportion to sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m, obtains product.
The single dose contrast that suspension seed-coating agent prepared by the present embodiment and single-activity composition are made, take each active component consumption as criterion calculation, each active component consumption in suspension seed-coating agent of the present invention is less than under the prerequisite of each single dose active component consumption, the preventive effect of suspension seed-coating agent of the present invention is higher than the preventive effect of single dose, and without cross tolerance, desinsection and disease-resistant simultaneously.
Embodiment 6:10% Avermectin Fluoxastrobin suspension seed-coating agent (being mass fraction)
Avermectin 5.0%, Fluoxastrobin 5.0%, sodium lignin sulfonate 2.0%, polyoxyethylene poly-oxygen propylene aether block copolymer 4.0%, PVA17-887.0%, xanthans 0.2%, defoamer 0.3%, Sodium Benzoate 0.3%, basic rhodamine 6.0%, distilled water adds to 100%.
Avermectin, Fluoxastrobin, through air-flow crushing, after wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer and water dissolve completely, are dropped in proportion to sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m, obtains product.
The single dose contrast that suspension seed-coating agent prepared by the present embodiment and single-activity composition are made, take each active component consumption as criterion calculation, each active component consumption in suspension seed-coating agent of the present invention is less than under the prerequisite of each single dose active component consumption, the preventive effect of suspension seed-coating agent of the present invention is higher than the preventive effect of single dose, and without cross tolerance, desinsection and disease-resistant simultaneously.
Embodiment 7:11% Avermectin Fluoxastrobin suspension seed-coating agent (being mass fraction)
Avermectin 2.0%, Fluoxastrobin 9.0%, neopelex 4.0%, alkylaryl polyglycol ether 3.0%, hexylene glycol 2.5%, PVA17-885.0%, xanthans 0.2%, defoamer 0.3%, Sodium Benzoate 0.3%, basic rhodamine 1.5%, distilled water adds to 100%.
Avermectin, Fluoxastrobin, through air-flow crushing, after wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer and water dissolve completely, are dropped in proportion to sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m, obtains product.
The single dose contrast that suspension seed-coating agent prepared by the present embodiment and single-activity composition are made, take each active component consumption as criterion calculation, each active component consumption in suspension seed-coating agent of the present invention is less than under the prerequisite of each single dose active component consumption, the preventive effect of suspension seed-coating agent of the present invention is higher than the preventive effect of single dose, and without cross tolerance, desinsection and disease-resistant simultaneously.
Embodiment 8:19% Avermectin Fluoxastrobin suspension seed-coating agent (being mass fraction)
Avermectin 4.0%, Fluoxastrobin 15.0%, YUS-FS30004.0%, YUS-TXC4.0%, PICO-NW11.0%, PVA17-887.0%, xanthans 0.2%, defoamer 0.3%, Sodium Benzoate 0.3%, basic rhodamine 1.5%, distilled water adds to 100%.
Avermectin, Fluoxastrobin, through air-flow crushing, after wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer and water dissolve completely, are dropped in proportion to sand mill and grind 2 times, until the grain fineness of suspension reaches D
50for 2-3 μ m, D
90<8 μ m, obtains product.
The single dose contrast that suspension seed-coating agent prepared by the present embodiment and single-activity composition are made, take each active component consumption as criterion calculation, each active component consumption in suspension seed-coating agent of the present invention is less than under the prerequisite of each single dose active component consumption, the preventive effect of suspension seed-coating agent of the present invention is higher than the preventive effect of single dose, and without cross tolerance, desinsection and disease-resistant simultaneously.
The explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.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 carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (4)
1. a killing pests and preventing diseases composition, it is characterized in that, be made up of Avermectin and Fluoxastrobin, the mass ratio of described Avermectin and Fluoxastrobin is 2:5,3:10,7:25,7:30,8:15,4:15, described insect is acarid, and described disease is wheat glume blight and wheat powdery mildew.
2. a suspension seed-coating agent, is characterized in that, is calculated in mass percent, comprise Avermectin 0.1-15%, Fluoxastrobin 1.0-20%, wetting dispersing agent 1.0-8.0%, film forming agent 1.0-10.0%, colouring agent 1.0-10.0%, tackifier 0.1-2.0%, antifreezing agent 1.0-5.0%, preservative 0.1-1.0%, defoamer 0.1-1.0%, surplus is distilled water, the mass ratio of described Avermectin and Fluoxastrobin is 2:5,3:10,7:25,7:30,8:15,4:15.
3. suspension seed-coating agent according to claim 2, is characterized in that, described Avermectin mass percent is 0.5-10%.
4. suspension seed-coating agent according to claim 2, is characterized in that, described Fluoxastrobin mass percent is 2-15%.
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| CN103503887A (en) * | 2012-06-18 | 2014-01-15 | 张长平 | Complex insecticidal bactericide used for controlling paddy rice insect disease |
| CN104336039A (en) * | 2013-07-23 | 2015-02-11 | 张长平 | Composite insecticidal and bactericidal agent and applications thereof |
| CN107691455A (en) * | 2017-09-14 | 2018-02-16 | 商都县科技特派员工作站 | A kind of potato seed-coating agent |
| CN111202055A (en) * | 2020-01-16 | 2020-05-29 | 山西农业大学 | Seed treatment suspending agent for preventing and treating white disease of foxtail millet and preparation method and application thereof |
| CN115251076A (en) * | 2022-08-04 | 2022-11-01 | 云南大学 | Pesticide and application thereof, and application of macrolide compound or pyrimidine compound in prevention and treatment of plant pathogenic fungi |
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| CN1946294A (en) * | 2004-03-16 | 2007-04-11 | 辛根塔参与股份公司 | Pesticidal composition and method for fungal control |
| WO2011033041A2 (en) * | 2009-09-21 | 2011-03-24 | Syngenta Participations Ag | Control of elasmopalpus |
| CN102090398A (en) * | 2009-12-10 | 2011-06-15 | 上海市农业科学院 | Seed treatment agent and preparation method thereof |
-
2011
- 2011-11-11 CN CN201110358774.8A patent/CN102342285B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1946294A (en) * | 2004-03-16 | 2007-04-11 | 辛根塔参与股份公司 | Pesticidal composition and method for fungal control |
| WO2011033041A2 (en) * | 2009-09-21 | 2011-03-24 | Syngenta Participations Ag | Control of elasmopalpus |
| CN102090398A (en) * | 2009-12-10 | 2011-06-15 | 上海市农业科学院 | Seed treatment agent and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 华乃震.悬浮种衣剂的进展、加工和应用.《世界农药》.2011,第33卷(第1期),55-56页. * |
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| CN102342285A (en) | 2012-02-08 |
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