CN106508949A - Compounded seed coating agent containing pyraclostrobin, thifluzamide and dinotefuran and application - Google Patents
Compounded seed coating agent containing pyraclostrobin, thifluzamide and dinotefuran and application Download PDFInfo
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- CN106508949A CN106508949A CN201610961263.8A CN201610961263A CN106508949A CN 106508949 A CN106508949 A CN 106508949A CN 201610961263 A CN201610961263 A CN 201610961263A CN 106508949 A CN106508949 A CN 106508949A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
- A01C1/06—Coating or dressing seed
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
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Abstract
The invention discloses a compounded seed coating agent containing pyraclostrobin, thifluzamide and dinotefuran and application, and belongs to the technical field of pesticide. The pyraclostrobin is a strobilurin fungicide, the thifluzamide is a thifluzamide fungicide, the objects and the ranges of control diseases are different, and if the pyraclostrobin and the thifluzamide are mixed and matched, the synergism effect is achieved, resistance increasing of cotton rhizoctonia to the two fungicides can also be inhibited, and the control range of a compounded preparation is enlarged; the dinotefuran is a third-generation chloronicotinyl insecticide, as the structure is different, the control effect and the lasting period on pests such as cotton aphids, plant hoppers, leafhoppers, thrips and whiteflies are better than the control effect and the lasting period of a traditional chloronicotinyl insecticide such as imidacloprid; the pyraclostrobin, the thifluzamide and the dinotefuran have the advantage of being long in lasting period and are suitable for serving as effective constituents of the seed coating agent, cotton aphids and damping off in the cotton seeding stage can be controlled when seeds are stirred with the compounded seed coating agent, the aim that diseases and pests are controlled through once seed stirring is achieved, and meanwhile the pesticide using amount and the control cost for diseases and pests in the cotton seeding stage are greatly reduced.
Description
Technical field
Compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 and application, belong to technical field of pesticide.
Background technology
MTI-446 (dinotefuran) is third generation nicotinic insecticide, and prevention effect and lasting period are superior to pyrrole worm
The second filial generation nicotinic insecticide such as quinoline, MTI-446 are fool proof to mammal, MTI-446 can prevent and treat Semen Tritici aestivi, Oryza sativa L., vegetable,
Aphid, plant hopper, leafhopper, thrips, aleyrodid and its resistant strain in the various crops such as Cotton Gossypii, fruit tree.Thifluzamide is called thiophene fluorine
Bacterium amine, belongs to thiazole amide antibacterial, with strong Uptake and translocation and long lasting effect；Thifluzamide becomes rusty to Rhizoctonia, handle
The pathomycetes such as Pseudomonas, Ustilago, Tilletia, corticium, nuclear cavity Pseudomonas are active, especially true to Basidiomycetess
Microbial disease such as banded sclerotial blight, damping-off etc. have specially good effect.Pyraclostrobin is a kind of new-type wide-spectrum bactericide, and the lasting period is long；
The mechanism of action is mitochondrial respiratory inhibitor, with protection, treatment, blade infiltration conduction.
Diseases and pests in cotton seedling mainly has cotton seedling blight and cotten aphid, very harmful to Cotton Gossypii.Cotton rhizoctonia solani is invading
Based on the root of dye cotton seedling, rotten seed and rotten Seedling before coming up, are caused, after coming up, cotton Seedling can be caused withered, this disease
Often result in cotton Seedling to be short of seedling disconnected ridge after generation.Cotton aphid（Abbreviation cotten aphid）, it is a kind of insecticide of Aphidiadae Aphis, is global cotton
Flower insect, there is generation in Chinese each cotton region, is the primary pest of cotton in seedling stage, when endangering serious, causes the contracting of Young Cotton leaf roll, plants
Short and small, blade diminishes, root system shortens, growth promoter significant delays for strain, ultimately causes the Cotton Gossypii significantly underproduction, or even total crop failure.
Applicant has found existing compounding seed coat agent under study for action, and there are the following problems：
First, in existing technology, cotton in seedling stage prevention and control of aphides by way of spray need to spray 3 ~ 7 times medicines, Pesticide use amount
Greatly, workload is big, high cost, and a large amount of medicaments permeate the ground during sprinkling, cause environmental pollution.Secondly, existing kind
Clothing agent is undesirable for the prevention effect of cotton seedling blight, and dosage is big, prevention effect is poor, in prior art：Pyraclostrobin
Compounding seed coat agent is used to prevent and treat cotton seedling blight, damping off.240 g/l of thifluzamide suspending agents（Shandong Zhao Feng year biotechnology
Company limited, registration number PD20151827）, for preventing and treating Semen Tritici aestivi, Semen Maydiss virus, but have no the report of preventing and treating Cotton Gossypii virus.Again
Secondary, existing seed coat agent is undesirable for the prevention effect of cotten aphid, and in prior art, 60% MTI-446 seed treatment dispersibles powder
（Anhui Fengle Agricultural Co., Ltd produces, registration number LS20160047）, for prevent and treat Semen Tritici aestivi, Oryza sativa L., Cotton Gossypii, vegetable,
Aphid, leafhopper in the various crops such as fruit tree, Nicotiana tabacum L., plant hopper.
The content of the invention
The technical problem to be solved in the present invention is：Overcome the deficiencies in the prior art, there is provided containing pyraclostrobin, thiophene furan acyl
Preventing and treating cotton aphid and cotton standing dead can be effectively controlled in the compounding seed coat agent of amine and MTI-446 and application, the composite suspension seed coat agent
Disease, realization are once dressed seed, the simultaneous purpose controlled of disease pest.
The technical solution adopted for the present invention to solve the technical problems is：The composite suspension seed coat agent, it is characterised in that with
Mass percent meter, is made up of following composition：Pyraclostrobin 0.08 ~ 0.12%, thifluzamide 0.04 ~ 0.12%, MTI-446
11.6 ~ 18%, thickening agent 1.0 ~ 1.5%, suspending agent 3.5 ~ 4.5%, dispersant 3.5 ~ 4.5%, pigment 0.001 ~ 4%, anti-settling agent 0.5 ~
1.5%, wetting agent 1.5 ~ 2.5%, organic silicon defoamer 0.01 ~ 0.09%, balance of water.
The composite suspension seed coat agent, it is characterised in that by percentage to the quality, is made up of following composition：Pyraclostrobin
0.09 ~ 0.11%, thifluzamide 0.09 ~ 0.11%, MTI-446 13.0 ~ 16.5%, thickening agent 1.23 ~ 1.27%, suspending agent 3.9 ~
4.1%, dispersant 3.9 ~ 4.1%, pigment 1 ~ 3%, anti-settling agent 0.9 ~ 1.1%, wetting agent 1.9 ~ 2.1%, organic silicon defoamer 0.03 ~
0.07%, balance of water.
The composite suspension seed coat agent, it is characterised in that by percentage to the quality, is made up of following composition：Pyraclostrobin
0.1%, thifluzamide 0.1%, MTI-446 14.8%, thickening agent 1.25%, suspending agent 4%, dispersant 4%, pigment 2%, anti-settling agent 1%,
Wetting agent 2%, organic silicon defoamer 0.05%, balance of water.
Described suspending agent is polyether phosphate, and dispersant is YUS-207K dispersants.
Described wetting agent is Propylene Glycol, and described pigment is permanent bordeaux F4R.
Described anti-settling agent is aluminium-magnesium silicate, described thickening agent be xanthan gum and polyvinyl alcohol in mass ratio 0.21 ~
0.29:1 mixture.
Described pyraclostrobin, thifluzamide, the mass ratio of MTI-446 are 0.1:0.1:14.5~15.
Described pyraclostrobin, thifluzamide, the mass ratio of MTI-446 are 0.1: 0.1: 14.80~14.85.
Mass percent sum shared by described pyraclostrobin, thifluzamide and MTI-446 is 13.5% ~ 16.72%.
The application of the composite suspension seed coat agent, it is characterised in that：For preparing preventing and treating cotton aphid and cotton seedling blight
Cotton Gossypii capsuled seed.
For being described as follows for the present invention：
Applicant has found under study for action：Cotton in seedling stage affects Cotton Seedling-Growth development as met with cotten aphid or cotton seedling blight, easily,
Cause cotton Seedling dead when serious, huge economic loss is brought to cotton grower.And the Morphological Features that cotton seedling has which special, Cotton Gossypii
Seedling plants are short and small and blade is comparatively sparse, such as using spraying insecticide by the way of, on cotton seedling dose it is less, prevent and treat
High cost, and a large amount of pesticide residues are in soil, cause pesticide to waste in a large number and serious environment pollution.Therefore, applicant
Devise and be administered in the form of compounding seed coat agent, by the seed of dry or moisture state, with the composition pesticide containing binding agent
Wrapped, active ingredient can progressively discharge and the nonhazardouss of crop germinating growth are acted on, the kind clothing film expulsion rate of formation is low, the uniformity
Height, with water penetration, breathability, does not affect seed life and Repiration, by testing the emergence rate proved to cotton seeds
Have no significant effect.The present invention compounding seed coat agent longevity of residure is long, after Cotton Gossypii emerges, is formed in the soil around cotton seedling root system
Administration environment, protects the root system of cotton in seedling stage, reduces the mortality rate of cotton seedling.
Applicant Jing research design pyraclostrobin, thifluzamide and MTI-446 three compounding, as the medicine of seed coat agent
Effect composition, wherein pyraclostrobin and thifluzamide are combined for preventing and treating cotton seedling blight, and MTI-446 is used for prevention and control of aphides, existing
Relevant report is had no in technology.Applicant is not chosen at random using pyraclostrobin, thifluzamide and MTI-446 three compounding
, it is described as follows：
Pyraclostrobin and thifluzamide are the preferable medicament of preventing and treating cotton seedling blight, and it is found by the applicant that pyraclostrobin
With thifluzamide according to 0.1：0.05 ~ 0.1 compounding, for the preventing and treating of cotton seedling blight has obvious potentiation；Preferably, adopt
With pyraclostrobin and thifluzamide according to 0.1：0.1 compounding, co-toxicity coefficient highest, the potentiation of preventing and treating cotton seedling blight is most
It is excellent.Also, pyraclostrobin and thifluzamide combination, can be with simultaneous cotton in seedling stage other diseases controlled.
Applicant has found under study for action：Cotten aphid has two generation phases, one in cotton in seedling stage, one in Cotton Gossypii Adult plant.
Wherein there is the phase for 30 days or so in Cotton Aphids, and existing seed coat agent is difficult to the cotton aphid control effect for reaching more than 30 days,
Control cotton in seedling stage aphid is undesirable.Jing applicant determines, and MTI-446 can control cotton aphid more than 30 days, and further
The research design consumption of MTI-446.Preferably, MTI-446 13.0 ~ 16.5%, further preferred MTI-446 14.80 ~
14.85%.Preferably, the mass ratio of pyraclostrobin, thifluzamide, MTI-446 is adopted for 0.1：0.1：14.8~14.85（It is optimum
For 0.1：0.1：14.8）Main disease, the insect pest of cotton in seedling stage can be controlled, dispenser disease pest is simultaneous to be controlled.
Mass percent sum shared by pyraclostrobin, thifluzamide and MTI-446 is 13.5% ~ 16.72%, is application
People it has been investigated that the preferable concentration range of effect, both can guarantee that the preventing and treating effect of cotton seedling blight and cotten aphid within the range
Really, the emergence rate of Cotton Gossypii is not interfered with again.Preferably, the quality shared by described pyraclostrobin, thifluzamide and MTI-446
Percentage ratio sum is 15.00% ~ 15.05%.It is further preferred that the quality shared by pyraclostrobin, thifluzamide and MTI-446
Percentage ratio sum is 15.00%, and under the consumption, laboratory test and field test are proved, prevents and treats the effect of cotton seedling blight and cotten aphid
It is optimum.
Preferably, the purposes of the compounding seed coat agent, can be used for preparing the bale of cotton of preventing and treating cotton aphid and cotton seedling blight
Clothing seed.Specifically include following steps：Compounding seed coat agent is mixed with cotton seeds, pyrazoles ether bacterium in compounding seed coat agent
The mass ratio of gross mass and cotton seeds shared by ester, thifluzamide and MTI-446 is 300 ~ 360g：100kg, 5 ~ 30 DEG C of dryings,
Obtain capsuled seed.
Preferably, the preparation method of the compounding seed coat agent is：By mass percentage successively by water, suspending agent, dispersant, pyrrole
During azoles kresoxim-methyl, thifluzamide and MTI-446 add shear mixer, shear 10 ~ 30 minutes, be subsequently adding anti-settling agent, wetting agent
And pigment, continue shear-mixed 5 ~ 10 minutes, obtain mixed liquor, mixed liquor is ground to into 3 ~ 5 microns of particle diameter, add organosilicon to disappear
Infusion froth breaking, being eventually adding thickening agent carries out high shear mixing, obtains final product answering containing pyraclostrobin, thifluzamide and MTI-446
With seed coat agent.Preparation method is described as follows：First, by water, suspending agent, dispersant, pyraclostrobin, thifluzamide and furan worm
Amine shear-mixed 10 ~ 30 minutes, now solution mobility is higher, and can be improved effectively by adding suspending agent and dispersant
Composition（Pyraclostrobin, thifluzamide and MTI-446）Dispersibility in aqueous, is subsequently adding anti-settling agent, wetting agent and face
Material, continues shear-mixed 5 ~ 10 minutes, makes the preferable component of low dose, water solublity dispersed, obtains dispersibility and preferably mixes
Close liquid.Mixed liquor is ground to into particle diameter less than or equal to 3 ~ 5 microns, active ingredient is made（Pyraclostrobin, thifluzamide and furan worm
Amine）Micron-sized granule is formed, is easy to active ingredient in the absorption and absorption of the surface of the seed.The addition of organic silicon defoamer, has
Help the quick bubble for eliminating and mixing and produce in process of lapping.Thickening agent high shear mixing is eventually adding, is due to too early
Add thickening agent affect the mobility of mixed liquor, not only increase the energy consumption of mixing, be also unfavorable for uniform point of active ingredient
Dissipate, and using being eventually adding thickening agent shear-mixed, now active ingredient is dispersed and be in micron particles.High shear is mixed
Conjunction device therefor is high shearing mixing emulsor.Method made above is optimum preparation method, certainly, the compounding seed coat agent
Can simply be replaced using other preparation methoies.
Compared with prior art, the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 of the invention and
Using being had an advantageous effect in that：
1st, the composite suspension seed coat agent can effectively control preventing and treating cotton aphid and cotton seedling blight, and realization is once dressed seed, and disease pest is simultaneous to be controlled
Purpose.
First, applicant makes seed coat agent first using pyraclostrobin, thifluzamide and MTI-446 three compounding, uses
In preventing and treating cotton seedling blight and cotton aphid, realization is once dressed seed, and the disease pest simultaneous purpose controlled has no related report in prior art
Road.Pyraclostrobin and thifluzamide combination preventing and treating cotton seedling blight, not only with potentiation, and can also suppress Cotton Gossypii to stand
Rot bacterium increases to the resistance of two kinds of antibacterial and expands the prevention and treatment range of complex preparation；MTI-446 can control cotton aphid 30 days
More than, the generation of effective control Cotton Aphids；And MTI-446 can prevent and treat various pests, to aphid, plant hopper, leafhopper,
The pest controling effects such as thrips, aleyrodid and lasting period are better than traditional nicotinic insecticides such as imidacloprids.
Secondly, applicant passes through the optimum amount proportioning for having determined pyraclostrobin, thifluzamide, MTI-446, its
Middle pyraclostrobin and thifluzamide are according to 0.1：The effect of 0.05 ~ 0.1 compound synergic is preferable, with pyraclostrobin and thifluzamide
Mass ratio 1：2 compounding co-toxicity coefficient highests, potentiation are optimum, are pyraclostrobin and thifluzamide compounding preventing and treating cotton standing dead
The optimum proportioning of disease.Applicant determines pyraclostrobin respectively and thifluzamide prevents and treats the effective dose of cotton seedling blight
（LC50 and LC90）, MTI-446 prevention and control of aphides effective dose（LC50 and LC90）, and pyraclostrobin, thifluzamide and furan
The effective dose of worm amine（LC50 and LC90）, finally found that pyraclostrobin, thifluzamide, the mass ratio of MTI-446 are 0.1：
0.05~0.1：14 ~ 15 pairs of cotton seedling blights, cotten aphids are respectively provided with preferable biological activity, wherein 0.1：0.1：14.80 prevention effects
Optimum, can control the main diseases and insect pests of cotton in seedling stage.
Again, applicant proved by field test, capsuled seed sowing preventing and treating cotton aphid effect is 84.94% ~
Investigate after 96.45% sowing 30 days, its preventing and treating cotton seedling blight effect is 87.18% ~ 95.72%, it was demonstrated that the compounding kind of the present invention
Clothing agent for cotton seedling blight prevention effect preferably, and can actually control cotten aphid more than 30 days, realize and once dress seed, disease
The simultaneous effect controlled of worm.
2nd, preferably, coating uniformity is high for the mobility and film property of the compounding seed coat agent, and expulsion rate is low.The compounding seed coat agent
With preferable mobility, both it is easy to measure volume, is easy to again mix with cotton seeds.In the compounding seed coat agent with xanthan gum and
Polyvinyl alcohol in mass ratio 0.21 ~ 0.29：1 mixture is used as thickening agent, and with the addition of aluminium-magnesium silicate as anti-settling agent, does
Film-formation result after dry in the surface of the seed is good, makes active ingredient uniformly coat seed, and film forming is difficult for drop-off, and expulsion rate≤
5%.It is polyether phosphate that applicant with the addition of suspending agent in formula, and dispersant is YUS-207K dispersants, is existed with improving medicine
Degree of scatter in compounding seed coat agent, improves the uniformity coefficient of seed pelleting, coating uniformity >=90%.
3rd, the application of the compounding seed coat agent, the compounding seed coat agent can be used in preparing preventing and treating cotton aphid and cotton seedling blight
Cotton Gossypii capsuled seed.Gross mass in applicant's design compounding seed coat agent shared by pyraclostrobin, thifluzamide and MTI-446
Mass ratio with cotton seeds is 300 ~ 360g：By field test, 100kg, confirms that gained capsuled seed is for cotton standing dead
The prevention effect of disease and cotten aphid is good, and to the emergence rate of Cotton Gossypii without obvious harmful effect.
Specific embodiment
Embodiment 1 ~ 6 is the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 of the present invention and application
Specific embodiment, wherein embodiment 1 be most preferred embodiment.The composition and ratio of the stainless sand of embodiment 1 ~ 6 is shown in Table 1.Prepare
It is shear mixer that device therefor is sheared in method, and grinding device therefor is grinder.Preparation raw material used by embodiment 1 ~ 6 is
98% pyraclostrobin active compound, 98% thifluzamide active compound.YUS-207K dispersants are this production of Japanese bamboo.
The composition and ratio of 1 embodiment 1 ~ 6 of table（By percentage to the quality）
1 ~ 2 preparation method of embodiment
Add shearing mixed water, suspending agent, dispersant, pyraclostrobin, thifluzamide and MTI-446 successively by mass percentage
In conjunction machine, shear 20 minutes, be subsequently adding anti-settling agent, wetting agent and pigment, continue shear-mixed 5 minutes, obtain mixed liquor, will
Mixed liquor is ground to 3 ~ 5 microns of particle diameter, adds organic silicon defoamer froth breaking, and being eventually adding thickening agent carries out high shear mixing, i.e.,
Compounding seed coat agent that must be containing pyraclostrobin, thifluzamide and MTI-446.
3 ~ 4 preparation method of embodiment
Add shearing mixed water, suspending agent, dispersant, pyraclostrobin, thifluzamide and MTI-446 successively by mass percentage
In conjunction machine, shear 30 minutes, be subsequently adding anti-settling agent, wetting agent and pigment, continue shear-mixed 5 minutes, obtain mixed liquor, will
Mixed liquor is ground to particle diameter less than or equal to 3 ~ 5 microns, adds organic silicon defoamer stirring froth breaking, and being eventually adding thickening agent carries out height
Shear-mixed, obtains final product the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446.
5 ~ 6 preparation method of embodiment
Add shearing mixed water, suspending agent, dispersant, pyraclostrobin, thifluzamide and MTI-446 successively by mass percentage
In conjunction machine, shear 10 minutes, be subsequently adding anti-settling agent, wetting agent and pigment, continue shear-mixed 10 minutes, obtain mixed liquor,
Mixed liquor is ground to into 3 ~ 5 microns of particle diameter, organic silicon defoamer froth breaking is added, being eventually adding thickening agent carries out high shear mixing,
Obtain final product the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446.
The application of embodiment 1 ~ 6
Method for preparing the Cotton Gossypii capsuled seed of preventing and treating cotton aphid and cotton seedling blight is as follows：By composite suspension seed coat agent
With cotton seeds mix, the gross mass in composite suspension seed coat agent shared by pyraclostrobin, thifluzamide and MTI-446 with
The mass ratio of cotton seeds is 300 ~ 360g：100kg, 5 ~ 28 DEG C of dryings obtain capsuled seed.
Performance test
PH value range determine establishing criteria GB/T1601-1993, the measure establishing criteria GB/T1825 of suspensibility, wet screening test according to
According to the assay method establishing criteria NY621-2002 of standard GB/T 16150, coating uniformity and coating expulsion rate, viscosity and into
Film is determined according to GB-T 17768-1999, the measure establishing criteria GB/T19137 of low-temperature stability, the survey of heat storage stability
Determine establishing criteria GB/T1913GB/T 17768-1999, NY/T 1154.6-2006, to seed coat agent being compounded obtained by embodiment 1 ~ 6
Hereinafter detect.
2 embodiment of table, 1 ~ 6 performance test results
First, prevent and treat cotton seedling blight test
First by pyraclostrobin active compound, the analysis absolute dimethylformamide dissolving of thifluzamide active compound, 100g/L mother solutions are made into.So
Afterwards according to active ingredient proportioning with 2:1、1:1、1:2、1:3、1:4（Pyraclostrobin:Thifluzamide）Ratio mixing is made into mixture
Mother solution.Accurately measure according to following dosage during use and manage consumption everywhere（Unit：G/100kg seeds）, with the water containing 1% Tween 80
Solution is settled to 50 milliliters, mixs homogeneously with 1 kilogram of cotton seeds.
3 pyraclostrobin thifluzamide reagent dosage of table
Tested using the pyraclostrobin thifluzamide reagent of 3 dosage of table.Test method is according to National agricultural industry mark
Quasi- NY/T 1156.6-2006（The 6th part of farm-chemical indoor determination test rule antibacterial：The synergy of mixture is determined）
With NY/T 1156.4-2006（The 4th part of farm-chemical indoor determination test rule antibacterial：Preventing and treating wheat powdery mildew test
Pot-culture method）.After sowing cotton seed, 20 days survey results refer to table 4.4 Plays error SD of table [<X20.05 （3）=7.815].
4 pyraclostrobin of table, thifluzamide are compounded to cotton seedling blight indoor biological active determination test result
Result of the test shows：Logarithm value with using dosage (g/100 kg seeds) as independent variable (X), the machine of diseased plant decline rate
Rate value sets up regression equation for dependent variable (Y), calculates effective middle dosage and co-toxicity coefficient of each medicament.Measurement result shows：Thiophene
Ofurace and pyraclostrobin are with 3:1、2:1、1:1、1:2、1:3 ratios are compounded, its co-toxicity coefficient respectively 123.15,
126.86th, 135.85,130.26,121.64, wherein with 1:1 ratio compounds co-toxicity coefficient highest, with preferable potentiation,
The optimum proportioning of preventing and treating cotton seedling blight is compounded for thifluzamide and pyraclostrobin.
2nd, prevent and treat cotton aphid test
First by the analysis absolute dimethylformamide dissolving of 96% MTI-446 active compound, 100g/L mother solutions are made into.According to following dose during use
Amount is accurately measured manages consumption everywhere（Unit：G/100kg seeds）, 50 milliliters are settled to the aqueous solution containing 1% Tween 80, with 1,000
Gram cotton seeds mix homogeneously；Test sets following process and is shown in Table 5.Concrete test method is with reference to National agricultural industry standard NY/T
1154.4-2006（The 4th part systemic activity of farm-chemical indoor determination test rule insecticide tests continuous immersion method）.
5 MTI-446 dosage of table
Result of the test shows：After MTI-446 is processed 5 days, MTI-446 is 87.1943g/100kg kinds to the effective middle dosage of cotton aphid
Son.
6 MTI-446 of table is to cotton aphid indoor biological active determination test result
3rd, determine effective middle dosage that pyraclostrobin thifluzamide preventing and treating cotton seedling blight, MTI-446 prevent and treat cotton aphid
Shown by test one, two results of test：Pyraclostrobin, thifluzamide, MTI-446 three in mass ratio 0.1：0.05~
0.1：During 14 ~ 15 compounding, preferable prevention effect can be reached to cotton seedling blight and cotten aphid, wherein when pyraclostrobin, thiophene
Ofurace, MTI-446 three press 0.1:0.1:14.8 ratios are compounded, and best preventing and treating effect can be reached to cotton aphid, damping-off
Really, it is MTI-446, thifluzamide, pyraclostrobin compounding preventing and treating cotton aphid, the optimum proportioning of damping-off.Determine optimum proportioning
Afterwards, the determination of test method pyraclostrobin thifluzamide MTI-446 of binding tests one and test two to cotton seedling blight,
The biological activity of cotton aphid, the results are shown in Table 7 ~ 8.
7 pyraclostrobin thifluzamide MTI-446 of table is to cotton seedling blight indoor biological active determination test result
8 pyraclostrobin thifluzamide MTI-446 of table is to cotton aphid indoor biological active determination test result
Result of the test shows：Pyraclostrobin, thifluzamide, MTI-446 three press 0.1:0.1:14.8 ratios are compounded, to Cotton Gossypii
The effective middle dosage of damping-off is 97.4274g/100kg seeds, is 87.7046g/100kg kinds to effective middle dosage of cotton aphid
Son, is respectively provided with preferable biological activity to cotton seedling blight, cotton aphid.
3rd, composite suspension seed coat agent preventing and treating cotton seedling blight, cotton aphid field control effectiveness test
Embodiment 1 ~ 6 compounds the specific embodiment that seed coat agent is present invention compounding seed coat agent, and wherein each embodiment sets three kinds
Different effective ingredient consumptions（240g/100kg seeds, 300g/100kg seeds, 360g/100kg）.Comparative example 1 ~ 3 is commercially available
Product；Comparative example 1：Reagent agent dispersibles powder, Anhui Fengle Agricultural Co., Ltd's life for 60% MTI-446 seed treatment
Produce, registration number LS20160047；Comparative example 2：Reagent agent be 240 g/l of thifluzamide suspending agents, Shandong Zhao Feng year biology section
Skill company limited produces, registration number PD20151827；Comparative example 3：Reagent agent is that 18% pyraclostrobin compounds seed coat agent, bar
Si Fu European Company produces, registration number LS20150090.
Trial crops cotton variety grinds cotton No. 21 for Shandong, and the cotton seed of on May 3rd, 2016 is dressed seed, sowing, and field is routinely managed
Reason.Medication 1 time.Test is carried out in Zibo development zone Yan Gao villages cotton field, front stubble Cotton Gossypii.Per cell setting amount sowing row, per cave 2
Grain, totally 100, plot area 20m2.The test method of cotton seedling blight is with reference to standard GB/T/T 17980.93-2004
[pesticide field efficacy medicine test criterion（Two）93rd part：Antibacterial seed treatment prevents and treats disease in cotton seedling stage], cotton in seedling stage cotton
The prevention effect of after planting 30 days that aphid only investigates seed, investigation method and statistical method are with reference to standard GB/T/T
17980.75-2004 [pesticide field efficacy medicine test criterion（Two）75th part：Insecticide control cotten aphid].Experimental result refers to table
9。
9 field test results of table
Can be seen that by table 9：It is right that test sets 240g/100kg seeds, 300g/100kg seeds, 360g/100kg seeds and blank
According to 4 process are waited, seed pelleting, three chemicals treatment emergence rates are respectively 92.75%, 92.00%, 91.25%, with blank
Quite（94.00%）, illustrate that test medicine, under for amount of reagent, is emerged to Cotton Gossypii and had no adverse effects.
Embodiment 1 ~ 6 has preferable effect for preventing and treating cotton seedling blight, and effect is better than comparative example 2 ~ 3（Alone pyrazoles
The prevention effect of kresoxim-methyl, thifluzamide to cotton seedling blight）, and the effect of significant difference, wherein embodiment 1 is optimum.It is real
Apply example 1 ~ 6 to improve as compounding seed coat agent increases preventing and treating cotton seedling blight effect with using dosage, wherein optimum using dosage is
360g/100kg seeds, prevent and treat cotton seedling blight effect optimum under the dosage.
Embodiment 1 ~ 6 has preferable effect for prevention and control of aphides, and effect is better than comparative example 1（Alone MTI-446 is to cotten aphid
Prevention effect）, and the effect of significant difference, wherein embodiment 1 is optimum.Embodiment 1 ~ 6 is as compounding seed coat agent is with use
Dosage increases prevention and control of aphides effect and improves, wherein optimum using dosage is 360g/100kg seeds, prevention and control of aphides effect under the dosage
Fruit is optimum.And the time of 1 ~ 6 prevention and control of aphides of embodiment, more than 30 days, can effectively prevent and treat the cotten aphid of cotton in seedling stage.
In sum, present invention compounding seed coat agent is respectively provided with preferable prevention effect to cotton seedling blight, cotten aphid, and to cotton
Spend safety.The formula of present invention compounding seed coat agent is not elective, but applicant Jing studies the optimal use of acquisition repeatedly
Amount proportioning, the proportioning can actually also obtain raising cotton seedling blight and the simultaneous effect controlled of cotton aphid control effect, disease pest.
The above, is only presently preferred embodiments of the present invention, is not the restriction for making other forms to the present invention, is appointed
What those skilled in the art possibly also with the disclosure above technology contents changed or be modified as equivalent variations etc.
Effect embodiment.But it is every without departing from technical solution of the present invention content, according to the technical spirit of the present invention to above example institute
Any simple modification, equivalent variations and the remodeling made, still falls within the protection domain of technical solution of the present invention.
Claims (10)
1. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446, it is characterised in that by percentage to the quality,
It is made up of following composition：Pyraclostrobin 0.08 ~ 0.12%, thifluzamide 0.04 ~ 0.12%, MTI-446 11.6 ~ 18%, thickening agent
1.0 ~ 1.5%, suspending agent 3.5 ~ 4.5%, dispersant 3.5 ~ 4.5%, pigment 0.001 ~ 4%, anti-settling agent 0.5 ~ 1.5%, wetting agent 1.5 ~
2.5%, organic silicon defoamer 0.01 ~ 0.09%, balance of water.
2. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In by percentage to the quality, being made up of following composition：Pyraclostrobin 0.09 ~ 0.11%, thifluzamide 0.09 ~ 0.11%, furan worm
Amine 13.0 ~ 16.5%, thickening agent 1.23 ~ 1.27%, suspending agent 3.9 ~ 4.1%, dispersant 3.9 ~ 4.1%, pigment 1 ~ 3%, anti-settling agent
0.9 ~ 1.1%, wetting agent 1.9 ~ 2.1%, organic silicon defoamer 0.03 ~ 0.07%, balance of water.
3. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In by percentage to the quality, being made up of following composition：Pyraclostrobin 0.1%, thifluzamide 0.1%, MTI-446 14.8%, thickening
Agent 1.25%, suspending agent 4%, dispersant 4%, pigment 2%, anti-settling agent 1%, wetting agent 2%, organic silicon defoamer 0.05% are balance of
Water.
4. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In：Described suspending agent is polyether phosphate, and dispersant is YUS-207K dispersants.
5. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In：Described wetting agent is Propylene Glycol, and described pigment is permanent bordeaux F4R.
6. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In：Described anti-settling agent is aluminium-magnesium silicate, and described thickening agent is xanthan gum and polyvinyl alcohol in mass ratio 0.21 ~ 0.29:1
Mixture.
7. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In：Described pyraclostrobin, thifluzamide, the mass ratio of MTI-446 are 0.1:0.05~0.1:14.5~15.
8. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In：Described pyraclostrobin, thifluzamide, the mass ratio of MTI-446 are 0.1: 0.1: 14.80~14.85.
9. the compounding seed coat agent containing pyraclostrobin, thifluzamide and MTI-446 according to claim 1, its feature exist
In：Mass percent sum shared by described pyraclostrobin, thifluzamide and MTI-446 is 13.5% ~ 16.72%.
10. described in any one of claim 1 ~ 9 containing pyraclostrobin, thifluzamide and MTI-446 compounding seed coat agent should
With, it is characterised in that：For preparing the Cotton Gossypii capsuled seed of preventing and treating cotton aphid and cotton seedling blight.
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| CN107568241A (en) * | 2017-09-15 | 2018-01-12 | 安徽省农业科学院植物保护与农产品质量安全研究所 | The coating agent for seed and its application method of a kind of pyraclostrobin-containing |
| CN109266144A (en) * | 2018-09-05 | 2019-01-25 | 德克玛（天津）科技发展有限公司 | A kind of colored film forming agent and preparation method thereof for seed pelleting |
| CN109315420A (en) * | 2018-10-15 | 2019-02-12 | 深圳诺普信农化股份有限公司 | A kind of dinotefuran oil suspension thermal fog and preparation method thereof |
| CN109463392A (en) * | 2018-10-15 | 2019-03-15 | 深圳诺普信农化股份有限公司 | A kind of dinotefuran oil base seed coat agent and preparation method thereof |
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| CN109315420B (en) * | 2018-10-15 | 2021-10-19 | 深圳诺普信农化股份有限公司 | Dinotefuran oil suspension hot fogging concentrate and preparation method thereof |
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