CN102771512A - Insecticidal composition containing fosthiazate and pyridaben - Google Patents
Insecticidal composition containing fosthiazate and pyridaben Download PDFInfo
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Abstract
The invention discloses an insecticidal composition containing fosthiazate and pyridaben. The herbicide composition comprises the active ingredients of fosthiazate and pyridaben, wherein the mass ratio of the fosthiazate to the pyridaben is (1:20)-(30:1). The composition can be prepared into wettable powder, missible oil, microemulsion, suspension emulsion and granule dosage forms. The herbicide composition is reasonable in component, good in herbicide effect and low in dosage cost, the activity and the herbicide effect are not simply superposed by the activities of the components, and compared with the existing single preparation, the herbicide composition has the advantages of being obvious in herbicide effect, obvious in synergistic effect and high in safety and meeting the safety requirement of the pesticide preparation.
Description
Technical field
The present invention relates to a kind of Pesticidal combination, particularly a kind of active component is the Pesticidal combination of fosthiazate and pyridaben, belongs to technical field of compounded pesticide.
Background technology
Fosthiazate, English common name fosthiazate, chemical name: the O-ethyl-S-sec-butyl-2-oxo-1,3-thiazoles alkane-3-base sulfo-acid esters of seeing is the organic phosphor nematocide.The mode of action is to suppress the acetylcholinesterase of insect, and good interior absorption is arranged, and is mainly used in control nematode, aphid etc.
Pyridaben; Other Chineses: fast mite spirit, pyridaben, Altair; English common name pyridaben, chemical name: (4-tertiary butyl benzylthio-4-chloro-3 (H)-pyridazin-3-one is wide spectrum, tagging property miticide to 2-tertiary butyl-5-; Can be used for preventing and treating multiple food vegetalitas evil mite, to whole growth phase of mite be ovum, young mite, if mite with become mite that good effect is all arranged.
Phyllotreta striolata belongs to coleoptera, Chrysomelidae insect, brassicaceous vegetables such as main harm wild cabbage, cauliflower, Chinese cabbage, tender flower stalk, radish, turnip, rape.With adult and two worm attitudes of larva plant is directly worked the mischief, adult food leaf, bud and tender pod, the only harmful dish root of larva, moth food root skin is bitten fibrous root broken, and it is withered that blade is wilted.Phyllotreta striolata is general serious generation of China; At present the most pharmaceutical agents that comprises pyridaben has been produced resistance; Growing vegetables district particularly in south China; The vegetable grower needs laxative control everyday, and effect is still undesirable, and it is a kind of to the phyllotreta striolata preventive effect is good, the lasting period is long, drug cost is low, the insecticide of safety nuisance free to be badly in need of invention.
Summary of the invention
The object of the present invention is to provide a kind of component reasonable, synergy is remarkable, the Pesticidal combination that contains fosthiazate and pyridaben of good disinsection effect.
Another purpose of the present invention provides the application of above-mentioned Pesticidal combination in the control phyllotreta striolata.
In order to solve the difficult problem of control phyllotreta striolata in the agricultural production, technical scheme of the present invention is to solve like this:
A kind of Pesticidal combination that contains fosthiazate and pyridaben, composition active component are fosthiazate and pyridaben, and the weight ratio of fosthiazate and pyridaben is 1:20～30:1, is preferably 1:10～20:1, more preferably 1:5～10:1.
The cumulant of fosthiazate and pyridaben is 3%～80% of a said composition total weight, is preferably 5%～75%.
The preparation formulation that Pesticidal combination of the present invention can be prepared according to the known method of those skilled in the art of the present technique is wetting powder, missible oil, microemulsion, suspended emulsion, granule.
To wetting powder, spendable auxiliary agent has: in dispersant such as polycarboxylate, lignosulfonates, the alkylnaphthalene sulfonate one or more; In wetting agent such as alkyl sulfate, alkylsulfonate, the naphthalene sulfonate one or more; In stabilizing agent such as triphenyl phosphite, triphenyl phosphate, epoxychloropropane, the aceticanhydride one or more; Filler such as ammonium sulfate, urea, sucrose, glucose, diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay one or more.
For missible oil, those skilled in the art are familiar with the use corresponding adjuvants and accomplish the present invention very much.Emulsifier such as calcium dodecyl benzene sulfonate (agricultural newborn 500#); Nongru-700 # (common name: alkyl phenol formaldehyde resin polyoxyethylene ether); The newborn 2201# of farming; This dish-60# (common name: Span60); Tween-60 # (common name: the polyoxyethylene sorbitan stearate); TX-10 (common name: octyl phenol polyoxy ethene (10) ether); The newborn 1601# of farming (common name: triphen ethyl-phenol polyoxyethylene polyoxypropylene block polymer); The newborn 600# of farming; The farming newborn 400# in one or more; In stabilizing agent such as triphenyl phosphite, triphenyl phosphate, epoxychloropropane, the aceticanhydride one or more; In solvent such as xylol, toluene, solvent naphtha (S-150, S-180, S-200), toluene, methyl alcohol, dimethyl formamide, N-Methyl pyrrolidone, cyclohexanone, acetone, the dimethyl sulfoxide (DMSO) one or more.
To microemulsion, spendable auxiliary agent has: emulsifier such as calcium dodecyl benzene sulfonate (agricultural newborn 500#), Nongru-700 # (common name: alkyl phenol formaldehyde resin polyoxyethylene ether), agricultural newborn 2201#, this dish-60# (common name: Span60), Tween-60 # (common name: the polyoxyethylene sorbitan stearate), TX-10 (common name: octyl phenol polyoxy ethene (10) ether), farming breast 1601 (common name: triphen ethyl-phenol polyoxyethylene polyoxypropylene block polymer), among the agricultural newborn 600#, agricultural newborn 400# one or more; In assistant for emulsifying agent such as methyl alcohol, isopropyl alcohol, n-butanol, the ethanol one or more; Solvent such as cyclohexanone, N-Methyl pyrrolidone, xylol, toluene, solvent naphtha (trade mark: S-150, S-180, S-200) one or more; In stabilizing agent such as triphenyl phosphite, triphenyl phosphate, epoxychloropropane, the aceticanhydride one or more; Water is deionized water.
To suspended emulsion, spendable auxiliary agent has: among dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate (dispersing agent NNO), the TERSPERSE2425 (U.S. Huntsman Corporation produces, the alkyl naphthalene sulfonic acid salt) one or more; Alkyl phenol formaldehyde resin polyoxyethylene ether), farming breast 2201, this dish-60# (common name: sorbitan monostearate), Tween-60 # (common name: the sorbitan monostearate APEO), agricultural newborn 1601# (common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), in the triphen ethyl phenol polyoxyethylene groups ether phosphate, TERSPERSE 4894 (U.S. Huntsman Corporation product) one or more emulsifier such as Nongru-700 # (common name:; Among wetting agent such as alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, the TERSPERSE2500 one or more; Solvent: one or more in xylol, toluene, cyclohexanone, acetone, ethyl acetate, the solvent naphtha (S-150, S-180, S-200); In thickener such as xanthans, polyvinyl alcohol, bentonite, the aluminium-magnesium silicate one or more; In preservative such as formaldehyde, benzoic acid, the Sodium Benzoate one or more; Antifoaming agent such as organic silicon defoamer; In antifreezing agent such as ethylene glycol, propane diols, glycerine, urea, inorganic salts such as the sodium chloride one or more; In stabilizing agent such as triphenyl phosphite, triphenyl phosphate, epoxychloropropane, the aceticanhydride one or more; Water is deionized water.
To granule, spendable auxiliary agent has: carrier such as clay, kaolin, talcum, calcium carbonate, diatomite, corn starch, alumina silicate, attapulgite etc.; In dispersant such as polycarboxylate, lignosulfonates, the alkylnaphthalene sulfonate one or more; In wetting agent such as alkyl sulfate, alkylsulfonate, the naphthalene sulfonate one or more; Stabilizing agent as as in triphenyl phosphite, triphenyl phosphate, epoxychloropropane, the aceticanhydride one or more; In adhesive such as polyvinyl alcohol, dextrin, the polyvinylpyrrolidone one or more.
At present, fosthiazate is not also used on the control phyllotreta striolata, and the fosthiazate and the pyridaben of different effects mechanism are rationally used with, can effectively solve the difficult problem of present phyllotreta striolata control, for delaying drug resistance, prolongs its service life and has important function.The inventor is through a large amount of lab screenings and field control effectiveness test, find that fosthiazate and pyridaben are mixed after, good to the phyllotreta striolata control efficiency, the lasting period is long, has obvious synergistic effect, can reduce use cost, to the crop safety height.Component of the present invention is reasonable, good disinsection effect, and drug cost is low, and its active and insecticidal effect is not the simple superposition of each composition activity, but significant synergistic effect is arranged, and is good to crop safety, meets the security requirement of pesticidal preparations.
Embodiment
In order to prevent and treat the flea beetle on the vegetables, the inventor has carried out mutual composite synergy research with fosthiazate and pyridaben.It is tested object that phyllotreta striolata is adopted in test, and concrete grammar is:
Phyllotreta striolata (Striped flea beetle) belongs to coleoptera, Chrysomelidae.By the inventor former medicine is mixed with the test medicine that needs, test method is with reference to " the agricultural industry criteria NY/T1154.6-2006 of the People's Republic of China (PRC) ".At first single agent and each Mixed Pharmacy are provided with 5 variable concentrations gradients (on preliminary experiment result's basis, the flea beetle lethality is set by geometric progression) in 5%～90% scope.The examination worm is the phyllotreta striolata adult of picking up from the field, and indoor feeding is selected the adult of uniformity after one week, in 15 centimetres of the diameters of access storing cabbage heart blade, the dark 30 centimetres cylinder.30 flea beetles of every socket joint.Bind up with gauze and continue to employ the osculum that can flea beetle be shaked out of rubber tying below the cylinder, under 50PSI pressure, aim at the cylinder internal spraying, spray a tube, every ware spraying liquid 5ml at every turn with the potter spray tower.Sprayed and built above the cylinder, after static 10 minutes flea beetle has been shaked out from lower opening, with receiving medicine cabbage heart leaf to place the triangular flask of 200ml to raise.Blank spray equivalent clear water.In 25 ℃, 12H/12H illumination box, cultivate, checked in 48 hours and to calculate lethality by dead borer population.The EC of each medicament is obtained in linear regression analysis between the probit value through lethality and the logarithm value of series concentration
50Value with the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun mixture, is estimated the activity of confession reagent agent to the examination worm with this.The co-toxicity coefficient of complex preparation (CTC)>=120 shows as synergistic effect; CTC≤80 show as antagonism; 80＜CTC＜120 show as summation action.
Toxicity Determination result shows: fosthiazate and pyridaben are that 1:20～30:1 uses with phyllotreta striolata is had virulence preferably with the weight ratio, and synergistic effect is preferably all arranged, and are that 1:10～20:1 synergy is the most remarkable especially with the weight ratio.
Below in conjunction with embodiment content of the present invention is described further.
FORMULATION EXAMPLE 1
Take by weighing 30% fosthiazate, 1% pyridaben, 2% calcium lignosulfonate, 2% dispersing agent NNO (alkylnaphthalene sulfonate formaldehyde condensation products), 1% Nekal BX (nekal), 1% K-12 (lauryl sodium sulfate), 30% white carbon black, 3% triphenyl phosphate, attapulgite and add to 100% weight portion.Above-mentioned raw materials makes 31% fosthiazate pyridaben wetting powder through mixing behind the comminution by gas stream.
FORMULATION EXAMPLE 2
Take by weighing 33% fosthiazate, 11% pyridaben, 5% calcium lignosulfonate, 2% Nekal BX, 2%K-12,30% white carbon black, 3% triphenyl phosphite, kaolin and add to 100% weight portion.Above-mentioned raw materials makes 44% fosthiazate pyridaben wetting powder through mixing behind the comminution by gas stream.
FORMULATION EXAMPLE 3
Take by weighing 75% fosthiazate, 5% pyridaben, 4% agricultural newborn 500#, 2% agricultural newborn 600#, 3% agricultural newborn 2201#, 1% triphenyl phosphite, 2% dimethyl sulfoxide (DMSO), xylol add to 100% weight portion.Above-mentioned raw materials makes 80% fosthiazate pyridaben missible oil after mix, stirring and dissolving is complete.
FORMULATION EXAMPLE 4
Take by weighing 15% fosthiazate, 15% pyridaben, 5% agricultural newborn 500#, 2% agricultural newborn 400#, 3% Nongru-700 #, 15% N-Methyl pyrrolidone, 3% triphenyl phosphate, xylol add to 100% weight portion.Above-mentioned raw materials makes 30% fosthiazate pyridaben missible oil after mix, stirring and dissolving is complete.
FORMULATION EXAMPLE 5
Take by weighing 25% fosthiazate, 5% pyridaben, 4%TX-10,5% Nongru-700 #, 6% agricultural newborn 500#, 4% agricultural newborn 1601#, 15% cyclohexanone, 5%N-methyl pyrrolidone, 5% n-butanol, 3% triphenyl phosphite; Through dissolving fully and mixing; Deionized water adds to 100% weight portion, makes 30% fosthiazate pyridaben micro-emulsion after the stirring.
FORMULATION EXAMPLE 6
Take by weighing 1% fosthiazate, 2% pyridaben, 4% Nongru-700 #, 3% agricultural newborn 500#, 6% agricultural newborn 600#, 10% xylol, 5% cyclohexanone, 5% isopropyl alcohol, 1% epoxychloropropane; Through dissolving fully and mixing; Deionized water adds to 100% weight portion, makes 3% fosthiazate pyridaben micro-emulsion after the stirring.
FORMULATION EXAMPLE 7
Take by weighing 1.5% fosthiazate, 30% pyridaben, 2.5% triphen ethyl phenol polyoxyethylene groups ether phosphate; 1.5% dispersing agent NNO, 4% TERSPERSE4894 (U.S. Huntsman Corporation product), 10% toluene; 3.5% this dish-60#, 3.5% Tween-60 #, 1% TERSPERSE2500 (U.S. Huntsman Corporation product); 2% aluminium-magnesium silicate, 0.2% xanthans, 5% ethylene glycol; 1% epoxychloropropane, 0.3% benzoic acid, 0.5% silicone defoaming agent (trade name: s-29 Nanjing "four news" (new ideas applied chemistry article company produces), deionized water adds to 100% weight portion.Operating procedure: 1, fosthiazate and dissolution with solvents complete back adding emulsifier and stabilizing agent mix in the above-mentioned raw materials; 2, unclassified stores is through mixing; 3, drop in 2 materials mixing material in 1; High speed shear is disperseed 30min, with making 31.5% fosthiazate pyridaben suspended emulsion behind the sand mill sand milling.
FORMULATION EXAMPLE 8
Take by weighing 6% fosthiazate, 24% pyridaben, 2% sodium lignin sulfonate, 1%TERSPERSE 2425 (U.S. Huntsman Corporation product); 5% xylol, 5% ethyl acetate, 3% Nongru-700 #, 3.5% Tween-60 #; 2%TERSPERSE4894,1% aluminium-magnesium silicate, 0.2% xanthans, 5% propane diols; 1% epoxychloropropane, 0.3% benzoic acid, 0.5% silicone defoaming agent, deionized water adds to 100% weight portion.Operating procedure: 1, fosthiazate and dissolution with solvents complete back adding emulsifier and stabilizing agent mix in the above-mentioned raw materials; 2, unclassified stores is through mixing; 3, drop in 2 materials mixing material in 1; High speed shear is disperseed 30min, with making 30% fosthiazate pyridaben suspended emulsion behind the sand mill sand milling.
FORMULATION EXAMPLE 9
Take by weighing 16% fosthiazate, 8% pyridaben, 3% sodium lignin sulfonate, 2% neopelex, 3% polyvinyl alcohol, 3% triphenyl phosphite, attapulgite and add to 100% weight portion.Mentioned component is added water mediate, use and pinch out comminutor and pinch out and is shaped, afterwards particle is used fluid-bed drying, adjust particle size, make 24% fosthiazate pyridaben granule.
FORMULATION EXAMPLE 10
Take by weighing 20% fosthiazate, 2% pyridaben, 2% neopelex, 3% dispersing agent NNO, 3% polyvinylpyrrolidone, 3% triphenyl phosphite, 20% diatomite, clay and add to 100% weight portion.Above-mentioned raw materials is mediated through mixing and water adding, uses to pinch out comminutor and pinch out and is shaped, afterwards particle is used fluid-bed drying, adjusts particle size, makes 22% fosthiazate pyridaben granule.
Biological Examples 1: control phyllotreta striolata field trial (soil treatment method)
Phyllotreta striolata (Phyillotreta vittata Fabricius) is the worldwide important pests of brassicaceous vegetable of seriously causing harm, and distributes extensively in China.Its study on prevention has received the very big concern in world many countries and area.Become insect bite food blade to cause blade shaped to become hole, incise, influence vegetable growth; The larval feeding root, the epidermis of stripping food dish root makes plant wilting withered, has a strong impact on quality and the output of vegetables.In addition, adult can also be propagated soft rot of cabbage.For a long time, the control phyllotreta striolata is main with blade face spray medicine mainly, and the method often causes residue of pesticide to exceed standard; Increase the weight of residue of pesticide and contaminated environment; And can't kill larva in the soil, pupa and ovum, make adult constantly sprout wings to be unearthed and cause harm, thereby increased spray medicine number of times; Strengthened dosage; Cause phyllotreta striolata that the resistance of multiple insecticide such as dichlorvos, chlopyrifos, Acetamiprid, cypermethrin etc. is improved rapidly, cause control efficiency to descend, therefore seek novel, efficient, this worm of low toxic pesticide control is particularly important.The Pesticidal combination that the test of this field is intended to clearly to contain fosthiazate and pyridaben is used for soil treatment, and the generation of control phyllotreta striolata reaches the effect that improves control efficiency, reduces medication number of times and reduction residue of pesticide.
The inventor has done formulation examples 4 (30% fosthiazate pyridaben missible oil), FORMULATION EXAMPLE 9 (24% fosthiazate pyridaben granule) control phyllotreta striolata field control effectiveness test in the Zhongshan City, Guangdong Province in March, 2011.Trial crops is an a variety of Chinese cabbage, and controlling object is a phyllotreta striolata.Experimental field soil is sandy loam, middle fertility, the cultivation condition of each sub-district, water and fertilizer management uniformity.Preceding stubble flea beetle takes place heavier.Test medicine and dosage see table 2 for details.Carried out soil treatment the same day in sowing, 24% fosthiazate pyridaben granule is mixed fine sand 10Kg by design mu consumption and is spread fertilizer over the fields, and other formulation medicaments are converted water 100Kg pouring by design mu consumption.Other establishes blank, and every processing 4 times repeats, every sub-district area 30 ㎡, and totally 20 sub-districts, district's group is arranged at random.
Investigation and statistical method:
To the investigation of adult preventive effect, adopt parallel sampling method, every sub-district 10 points, every some investigation 2 strains, the work on the totally 20 strain a variety of Chinese cabbages becomes borer population, respectively investigates 1 time in 10,20,30 days after the dispenser.
Protect the leaf effect research: dispenser investigation in after planting 15 days 1 time, adopt parallel sampling method, every sub-district 10 points, every some investigation 2 strains, the killed degree of totally 20 strain a variety of Chinese cabbages writes down a variety of Chinese cabbage extent of injury and carries out classification by following stage division, calculates killed index.
0 grade, there is not killed shape;
1 grade, fragmentary killed shape is arranged on the blade;
3 grades, there is 1/3 following area killed on the blade;
5 grades, 1/3～1/2 area is killed on the blade;
7 grades, 1/2～2/3 area is killed on the blade;
9 grades, 2/3 above area is killed on the blade.
The drug effect computational methods
Adult control efficiency (%)=[(check plot borer population alive-treatment region borer population alive)/check plot borer population alive] * 100%;
Protect leaf effect (%)=[(the killed index of the killed index-treatment region in blank district)/killed index in blank district] * 100%.
Result of the test shows; 30% fosthiazate pyridaben missible oil, 24% fosthiazate pyridaben granule are pressed 200g/667 ㎡, 350g/667 ㎡ consumption respectively; Before a variety of Chinese cabbage sowing, carry out soil treatment; Phyllotreta striolata is had remarkable prevention effect, and investigation in 10,20,30 days behind the medicine obviously is superior to 30% fosthiazate missible oil 500g/667 ㎡, the 20% pyridaben wetting powder 300g/667 ㎡ control efficiency to phyllotreta striolata.15 days investigation guarantor leaf effects also obviously are superior to each single agent behind the medicine.
Security survey, duration of test are observed, and all supply reagent agent to a variety of Chinese cabbage safety of growing, no poisoning phenomenon generation.
Biological Examples 2: control phyllotreta striolata field trial (foliar spray method)
The control phyllotreta striolata is except the soil treatment method that biological Examples 1 is introduced; In 5 kinds of formulations that Pesticidal combination of the present invention can be made; Except the granule, other 4 kinds of formulations all can be used for foliar spray control phyllotreta striolata, can be used as the remedial measure of not taking the soil treatment method.Existing is that test medicine is explained with FORMULATION EXAMPLE 2 (44% fosthiazate pyridaben wetting powder), FORMULATION EXAMPLE 5 (30% fosthiazate pyridaben micro-emulsion).
Test is carried out in the different plot in same food market with biological Examples 1, and in the phase medication of a variety of Chinese cabbage seedling, the adult amount is bigger on the plant.If blank, every processing 4 times repeats, every sub-district area 30 ㎡, and totally 20 sub-districts, district's group is arranged at random.Use amount of liquid medicine to be 30kg/667 ㎡, adopt manual sprayer evenly to spray, by the spraying method that surrounds to the centre around the sub-district.
Investigation and statistical method: adopt parallel sampling method, every sub-district 10 points, every some investigation 2 strains, the work on the totally 20 strain a variety of Chinese cabbages becomes borer population, respectively investigates 1 time in 1,3,7 day after the dispenser.
Control efficiency (%)=[(check plot borer population alive-treatment region borer population alive)/check plot borer population alive] * 100%.
Result of the test shows (shown in the table 3); 44% fosthiazate pyridaben wetting powder, 30% fosthiazate pyridaben micro-emulsion are pressed 25g/667 ㎡, 35g/667 ㎡ consumption respectively; The a variety of Chinese cabbage foliar spray is handled; Phyllotreta striolata is had remarkable prevention effect, and investigation in 1,3,7 day behind the medicine obviously is superior to 30% fosthiazate missible oil 60g/667 ㎡, the 20% pyridaben wetting powder 50g/667 ㎡ control efficiency to phyllotreta striolata.
Security survey, duration of test are observed, and all supply reagent agent to a variety of Chinese cabbage safety of growing, no poisoning phenomenon generation.
Biological Examples is 1,2 results show, after fosthiazate and pyridaben are mixed, obviously improved the control efficiency to phyllotreta striolata; Synergistic effect is remarkable, has reduced dosage, has reduced medication number of times and drug cost; To a variety of Chinese cabbage growth safety, be the desirable medicament of control phyllotreta striolata.
Visible from above embodiment; Fosthiazate and pyridaben combination are composite, can be made into wetting powder, missible oil, microemulsion, suspended emulsion, granule formulation, and the brassicaceous vegetable phyllotreta striolata is had remarkable prevention effect; Dosage is few, the control efficiency advantages of higher; Practice thrift drug cost, reduced medication number of times and dosage, and good to crop safety, be with a wide range of applications.
In sum, composition of the present invention is to adopt two kinds of active component compound schemes, and its activity and insecticidal effect are not the simple superposition of each composition activity; Compare with existing single preparation, except that having significant insecticidal effect, and significant synergistic effect is arranged; The preparation less residue; Pollution-free to crop, safety is good, meets the security requirement of pesticidal preparations.
Claims (7)
1. Pesticidal combination that contains fosthiazate and pyridaben, it is characterized in that: the composition active component is fosthiazate and pyridaben, and the weight ratio of fosthiazate and pyridaben is 1:20～30:1.
2. according to the said Pesticidal combination that contains fosthiazate and pyridaben of claim 1, it is characterized in that: the weight ratio of fosthiazate and pyridaben is 1:10～20:1.
3. according to the said Pesticidal combination that contains fosthiazate and pyridaben of claim 2, it is characterized in that: the weight ratio of fosthiazate and pyridaben is 1:5～10:1.
4. according to one of any said Pesticidal combination that contains fosthiazate and pyridaben of claim 1 to 3, it is characterized in that: the cumulant of fosthiazate and pyridaben is 3%～80% of a said composition total weight.
5. according to the said Pesticidal combination that contains fosthiazate and pyridaben of claim 4, it is characterized in that: the cumulant of fosthiazate and pyridaben is 5%～75% of a said composition total weight.
6. according to the said Pesticidal combination that contains fosthiazate and pyridaben of claim 4, it is characterized in that: said composition is wetting powder, missible oil, microemulsion, suspended emulsion or granule.
7. the said application of Pesticidal combination in the control phyllotreta striolata that contains fosthiazate and pyridaben of claim 1.
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| CN103053611A (en) * | 2012-12-29 | 2013-04-24 | 广东中迅农科股份有限公司 | Pesticide composition containing fludioxonil and fosthiazate |
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| EP2269455A1 (en) * | 2009-06-24 | 2011-01-05 | Bayer CropScience AG | Combinations of biological control agents and insecticides |
| CN102574815A (en) * | 2009-08-05 | 2012-07-11 | 杜邦公司 | Mesoionic pesticides |
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