CN103355319A - Insecticidal composition containing pyridalyl and biological source - Google Patents

Insecticidal composition containing pyridalyl and biological source Download PDF

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CN103355319A
CN103355319A CN2012100870975A CN201210087097A CN103355319A CN 103355319 A CN103355319 A CN 103355319A CN 2012100870975 A CN2012100870975 A CN 2012100870975A CN 201210087097 A CN201210087097 A CN 201210087097A CN 103355319 A CN103355319 A CN 103355319A
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pyridalyl
benzoate
emamectin
ethyl pleocidin
pesticidal combination
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张伟
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Shaanxi Welch Crop Protection Co Ltd
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Shaanxi Welch Crop Protection Co Ltd
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Abstract

The invention discloses an insecticidal composition containing pyridalyl and a biological source. The insecticidal composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is selected from pyridalyl, and the active ingredient B is selected from any one of the following compounds: emamectin benzoate and spinetoram; and the weight ratio of the active ingredient A to the active ingredient B is (1:40)-(60:1). The composition has higher activity towards various pests on various crops, has obvious synergism, expands the insecticidal spectrum and has the characteristics of small dosage, rain wash resistance and obvious synergism.

Description

A kind of Pesticidal combination that contains pyridalyl and biogenic substances
Technical field
The invention belongs to technical field of pesticide, relate to a kind of Pesticidal combination that contains pyridalyl and biogenic substances.
Background technology
Pyridalyl (Pyridalyl) chemical name: 2-[3-[2,6-two chloro-4-[(3,3-two chloro-2-acrylic) the oxygen base] phenoxy group] propoxyl group]-5-(trifluoromethyl) pyrimidine, molecular formula: C 32H 14F 3NO 3Pyridalyl has and has the diverse structure of insecticide now, and the many lepidoptera pests on vegetables and the cotton are had remarkable insecticidal activity.Have simultaneously the effect of tagging with stomach toxicity, lepidoptera pest is had original preventive effect, thrips is also demonstrated certain activity, and pyridalyl is very little on various arthropodan impacts, so it is expected to become an effective instrument in integrated pest management.
Emamectin-benzoate (Emamectin Benzoate) chemical name: 4 '-Biao-methylamino-4 '-the deoxidation abamectin benzoate.It is that efficient, wide spectrum, the longevity of residure are long, is good insecticidal/acaricidal agent, and its mechanism of action hinders pest movements nerve information transmission and makes the death of health paralysis.The mode of action is take stomach toxicity as main action of contace poison, and without interior absorption energy, but institute effectively infiltrates and use crop epidermal tissue to crop, thereby has the longer longevity of residure.Control Lepidoptera, mite class, coleoptera and homoptera pest there is high activity, and do not produce with other crops and intersect, easily degraded noresidue is free from environmental pollution in soil, in the routine dose scope to useful insect and natural enemy, person poultry safety, can with most of combined use of pesticides.
Ethyl pleocidin is the newcomer in the Spinosyn spinosyn insecticides, is that natural products spinosyns is got through chemical modification, is brand-new, unique effective ingredient in the spinosyn insecticides.Be mainly used in preventing and treating lepidopterous larvae, thrips and Liriomyza etc.
Yet in the real process of agricultural production, the pest control problem of easy generation is the generation of pest resistance to insecticide.The different cultivars composition carries out composite, is the very common method of control resistant insect.Heterogeneity is carried out composite, according to practical application effect, judge certain composite be synergy, add and or antagonism.In most cases, the composite effect of agricultural chemicals all is additive effect, and the seldom composite of synergistic effect really arranged, especially synergistic effect very obviously, co-toxicity coefficient very high composite just still less.Through inventor's research, can produce good synergistic effect after discovery is composite with pyridalyl and emamectin-benzoate, ethyl pleocidin, and not yet open about the composite relevant report of pyridalyl and emamectin-benzoate, ethyl pleocidin.
Summary of the invention
The objective of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect the is good Pesticidal combination that contains pyridalyl and biogenic substances.
The present invention is achieved through the following technical solutions:
A kind of Pesticidal combination that contains pyridalyl and biogenic substances, it is characterized in that containing active components A and active component B, active components A and active component B weight ratio are 1: 40~60: 1, described active components A is selected from pyridalyl, and active component B is selected from a kind of in emamectin-benzoate, the ethyl pleocidin.
The described Pesticidal combination that contains pyridalyl and biogenic substances is characterized in that: the weight ratio of active components A and active component B is 1: 20~30: 1.
The described Pesticidal combination that contains pyridalyl and biogenic substances is characterized in that: the weight ratio of pyridalyl and emamectin-benzoate is 1: 2~20: 1.
The described Pesticidal combination that contains pyridalyl and biogenic substances is characterized in that: the weight ratio of pyridalyl and ethyl pleocidin is 1: 5~15: 1.
The described Pesticidal combination that contains pyridalyl and biogenic substances is characterized in that: composition can be made into wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
The described Pesticidal combination that contains pyridalyl and biogenic substances is used for the insect of control crop, and described crop comprises fruit tree, vegetables, cereal crops, fiber crop, ornamental plants.
Described insect comprises: aphid, cabbage caterpillar, diamond-back moth, beet armyworm, thrips, cotton bollworm, rice leaf roller, striped rice borer, paddy stem borer, rice fulgorid, oriental tobacco budworm, prodenia litura, imported cabbageworm, blister mite.
Amount of application when the content of active component depends on independent use in the present composition also depends on mixed ratio and the synergistic effect degree of a kind of compound and another kind of compound, and the while is also relevant with target pest.Usually the weight percentage of active component is 0.1%~90% of gross weight in the composition, and better is 5%~80%.According to different preparation types, the active component content scope is different.Usually, liquid preparation contains by weight 0.1%~60% active substance, preferably is 5%~50%; Solid pharmaceutical preparation contains by weight 0.1%~80% active substance, preferably is 10%~80%.
At least contain a kind of surfactant in the Pesticidal combination of the present invention, the dispersion of active component in water when being beneficial to use.Surface-active contents is 2%~30% of total formulation weight amount, and surplus is solid or liquid diluent.
The selected surfactant of Pesticidal combination of the present invention is known in those skilled in the art: can be selected from one or more in dispersant, wetting agent, thickener or the defoamer.According to different dosage form, can also contain stabilizing agent known in those skilled in the art, antifreeze etc. in the preparation.
Pesticidal combination of the present invention can be by the user before use through dilution or directly use.Its preparation can by processing method preparation known in those skilled in the art, after being about to active component and liquid flux or solid carrier mixing, add one or more in surfactant such as dispersant, stabilizing agent, wetting agent, binding agent, the defoamer etc. again.
Pesticidal combination of the present invention can be processed into acceptable formulation on any agricultural chemicals on demand.Wherein preferred dosage form is wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
When making wetting powder, composition comprises following component and content: active components A 0.1%~60%, active component B 1%~60%, dispersant 1%~12%, wetting agent 1%~8%, filler surplus.
When making water dispersible granules, composition comprises following component and content: active components A 0.1%~60%, active component B 1%~60%, dispersant 1%~12%, wetting agent 1%~8%, disintegrant 1%~10%, binding agent 0%~8%, filler surplus.
Comprise following component and content when composition is made suspending agent: active components A 0.1%~60%, active component B 1%~40%, dispersant 1%~10%, wetting agent 1%~10%, defoamer 0.1%~2%, thickener 0.05%~2%, antifreeze 0%~8%, deionized water add to 100%.
Comprise following component and content when composition is made suspension emulsion: active components A 0.1%~60%, active component B1%~40%, emulsifier 1%~10%, dispersant 1%~10%, solvent 0%~20%, defoamer 0.1%~2%, thickener 0.05%~2%, antifreeze 0%~8%, stabilizing agent 0%~3%, deionized water add to 100%.
Comprise following component and content when composition is made microemulsion: active components A 0.1%~60%, active component B1%~40%, emulsifier 1%~15%, solvent 1%~10%, antifreeze 0%~8%, stabilizing agent 0%~3%, defoamer 0.1%~2%, deionized water add to 100%.
Comprise following component and content when composition is made aqueous emulsion: active components A 0.1%~60%, active component B1%~40%, solvent 1%~20%, emulsifier 1%~12%, antifreeze 0%~8%, defoamer 0.1%~2%, thickener 0.05%~2%, deionized water add to 100%.
Comprise following component and content when composition is made microcapsule suspending agent: active components A 0.1%~60%, active component B1%~40%, macromolecule cyst material 1%~10%, dispersant 2%~10%, solvent 1%~10%, emulsifier 1%~7%, pH adjusting agent 0.1%~5%, defoamer 0.1%~2%, deionized water add to 100%.
Composition comprises following component and content when making microcapsule suspension-suspending agent: active components A 0.1%~60%, active component B1%~40%, macromolecule cyst material 1%~12%, surfactant 2%~15%, solvent 1%~15%, emulsifier 1%~8%, defoamer 0.1%~2%, thickener 0.05%~2%, pH adjusting agent 0.1%~5%, deionized water add to 100%.Wetting powder the key technical indexes of the present invention:
Figure BDA0000147863360000051
Figure BDA0000147863360000061
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Figure BDA0000147863360000063
Suspension emulsion the key technical indexes of the present invention:
Figure BDA0000147863360000064
Aqueous emulsion the key technical indexes of the present invention:
Figure BDA0000147863360000065
Microemulsion the key technical indexes of the present invention:
Figure BDA0000147863360000066
Figure BDA0000147863360000071
Microcapsule suspending agent the key technical indexes of the present invention:
Figure BDA0000147863360000072
Microcapsule suspension of the present invention-suspending agent the key technical indexes:
The invention has the advantages that: (1) present composition has good synergy and lasting effect within the specific limits, and preventive effect is higher than single dose; (2) the agricultural chemicals dosage reduces, and reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (3) enlarged insecticidal spectrum, various pests such as aphid, cabbage caterpillar, diamond-back moth, beet armyworm, thrips, cotton bollworm, rice leaf roller, striped rice borer, paddy stem borer, rice fulgorid, oriental tobacco budworm, prodenia litura, imported cabbageworm, blister mite have been had greater activity.
Embodiment
To further instruction of the present invention, the percentage among the embodiment all is weight percentage below in conjunction with embodiment, but the present invention is not limited thereto.
Application Example one
Example 1 41% pyridalyl emamectin-benzoate wetting powder
Pyridalyl 40%, emamectin-benzoate 1%, ester polyoxyethylene are phonetic 5%, lauryl sodium sulfate 4%, kaolin add to 100%, mixture carries out air-flow crushing, makes 41% pyridalyl emamectin-benzoate wetting powder.
Example 2 40% pyridalyl emamectin-benzoate wetting powders
Pyridalyl 36%, emamectin-benzoate 4%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 4%, Nekal BX 5%, white carbon 5%, kaolin add to 100%, mixture carries out air-flow crushing, makes 40% pyridalyl emamectin-benzoate wetting powder.
Example 3 30% pyridalyl emamectin-benzoate wetting powders
Pyridalyl 25%, emamectin-benzoate 5%, polyoxyethylene carboxylate 5%, silkworm excrement 4%, starch add to 100%, and mixture carries out air-flow crushing, make 30% pyridalyl emamectin-benzoate wetting powder.
Example 4 31% pyridalyl emamectin-benzoate water dispersible granules
Pyridalyl 30%, emamectin-benzoate 1%, octylphenol polyethylene oxyethylene group ether sulfate 4%, sldium lauryl sulfate 5%, urea 4%, white carbon add to 100%, mix to make 31% pyridalyl emamectin-benzoate water dispersible granules.
Example 5 15% pyridalyl emamectin benzoate suspending agents
Pyridalyl 5%, emamectin-benzoate 10%, ester polyoxyethylene are phonetic 4%, soapberry powder 5%, silicone 0.5%, polyvinyl alcohol 0.12%, deionized water add to 100%, mix making 15% pyridalyl emamectin benzoate suspending agent.
Example 6 32% pyridalyl emamectin-benzoate suspension emulsions
Pyridalyl 30%, emamectin-benzoate 2%, the phonetic formaldehyde condensation products sulphate 4% of alkylphenol-polyethenoxy, toluene 3%, benzyl dimethyl phenol polyoxy ethyl ether 3.8%, C8~10 aliphatic alcohols 0.4%, Magnesiumaluminumsilicate 0.12%, ethylene glycol 2.5%, deionized water add to 100%, mix to make 32% pyridalyl emamectin-benzoate suspension emulsion.
Example 7 35% pyridalyl emamectin-benzoate suspension emulsions
Pyridalyl 30%, emamectin-benzoate 5%, octylphenol polyethylene oxyethylene group ether sulfate 4%, propyl alcohol 3%, fatty alcohol-polyoxyethylene ether 4.5%, silicone oil 0.2%, polyvinylpyrrolidone 0.06%, polyethylene glycol 2.7%, deionized water add to 100%, mix to make 35% pyridalyl emamectin-benzoate suspension emulsion.Example 839% pyridalyl emamectin-benzoate suspension emulsion
Pyridalyl 36%, emamectin-benzoate 3%, polycarboxylate 5%, cyclohexanone 3.5%, alkyl benzene calcium sulfonate 5.5%, silicone oil 0.2%, polyvinylpyrrolidone 0.05%, triethylene glycol 2%, deionized water add to 100%, mix to make 39% pyridalyl emamectin-benzoate suspension emulsion.
Example 9 24% pyridalyl emamectin benzoate microemulsions
Pyridalyl 22%, emamectin-benzoate 2%, polyoxyethylene nonylphenol ether phosphate 4%, acetone 3%, polyethylene glycol 3%, silicone oil 0.2%, deionized water supply 100%, make 24% pyridalyl emamectin benzoate microemulsion.
Example 10 42% pyridalyl emamectin-benzoate aqueous emulsions
Pyridalyl 40%, emamectin-benzoate 2%, phenyl phenol polyoxy ethyl ether phosphate 5%, methyl alcohol 3.5%, glycerine 5%, gum Arabic 0.13%, C 10~20Saturated fat acids 0.3%, deionized water supply 100%, make 42% pyridalyl emamectin-benzoate aqueous emulsion.
Example 11 22% pyridalyl emamectin-benzoate aqueous emulsions
Pyridalyl 20%, emamectin-benzoate 2%, styrene polyoxyethylene ether ammonium sulfate salt 4%, ethanol 5%, polyvinylpyrrolidone 0.13%, diethylene glycol (DEG) 4%, silicone 0.4%, deionized water supply 100%, make 22% pyridalyl emamectin-benzoate aqueous emulsion.
Example 12 27% pyridalyl emamectin-benzoate aqueous emulsions
Pyridalyl 24%, emamectin-benzoate 3%, alkyl biphenyl ether disulfonic acid magnesium salts 5%, white dextrin 0.1%, glycerine 4.5%, butanols 4%, C 8~10Aliphatic alcohols 0.4%, deionized water supply 100%, make 27% pyridalyl emamectin-benzoate aqueous emulsion.
Example 13 10.5% pyridalyl emamectin benzoate microcapsule suspending agents
Pyridalyl 0.5%, emamectin-benzoate 10%, modified starch 4%, lignosulfonates 3.5%, ethylene glycol monomethyl ether 3%, ethylene glycol monomethyl ether 4%, silicone 0.2%, sodium hydroxide 0.7%, citric acid 0.9%, deionized water add to 100%, mix to make 10.5% pyridalyl emamectin benzoate microcapsule suspending agent.
Example 14 15.5% pyridalyl emamectin benzoate microcapsule suspension-suspending agents
Pyridalyl 0.5%, emamectin-benzoate 15%, glycerine 4%, the phonetic formaldehyde condensation products sulphate 5% of alkylphenol-polyethenoxy, spaonin powder 3%, vegetable oil 3%, phenyl phenol polyoxy ethyl ether 4%, methylcellulose 0.11%, silicone defoaming agent 0.3%, PH conditioning agent sodium hydroxide and citric acid amount to 1.9%, deionized water adds to 100%, mix making 15.5% pyridalyl emamectin benzoate microcapsule suspension-suspending agent.
Emamectin-benzoate among the example 1-14 is changed to ethyl pleocidin can makes novel formulation equally.
Example 15 61% pyridalyl ethyl pleocidin wetting powders
Pyridalyl 60%, ethyl pleocidin 1%, alkylnaphthalene sulfonate 5%, lauryl sodium sulfate 3%, kaolin add to 100%, mix to make 61% pyridalyl ethyl pleocidin wetting powder.
Example 16 30% pyridalyl ethyl pleocidin wetting powders
Pyridalyl 15%, ethyl pleocidin 15%, alkyl benzene sulfonate calcium salt 4%, sldium lauryl sulfate 3%, precipitated calcium carbonate add to 100%, mix to make 30% pyridalyl ethyl pleocidin wetting powder.
Example 17 10.25% pyridalyl ethyl pleocidin water dispersible granules
Pyridalyl 0.25%, ethyl pleocidin 10%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 3.9%, tea are withered 5%, aluminium chloride 4%, white carbon add to 100%, mix making 10.25% pyridalyl ethyl pleocidin water dispersible granules.
Example 18 32% pyridalyl ethyl pleocidin suspending agents
Pyridalyl 30%, ethyl pleocidin 2%, polyoxyethylene carboxylate 5%, silkworm excrement 3.5%, silicone oil 0.8%, polyethylene glycol 0.15%, deionized water add to 100%, mix to make 32% pyridalyl ethyl pleocidin suspending agent.
Example 1940% pyridalyl ethyl pleocidin suspension emulsion
Pyridalyl 30%, ethyl pleocidin 10%, polyoxyethylene carboxylate 3%, acetonitrile 4%, alkylphenol-formaldehyde resin polyoxy ethyl ether 4%, silicone compound 0.5%, PAA 0.14%, propane diols 2.5%, deionized water add to 100%, mix to make 40% pyridalyl ethyl pleocidin suspension emulsion.
Example 20 35% pyridalyl ethyl pleocidin suspension emulsions
Pyridalyl 30%, ethyl pleocidin 5%, octylphenol polyethylene oxyethylene group ether sulfate 5%, DMF 4.5%, phenethyl fluosite polyoxy ethyl ether 4%, C 8~10Aliphatic alcohols 0.4%, polyvinylpyrrolidone 0.12%, glycerine 3.5%, deionized water add to 100%, mix to make 35% pyridalyl ethyl pleocidin suspension emulsion.Example 2124% pyridalyl ethyl pleocidin microemulsion
Pyridalyl 4%, ethyl pleocidin 20%, phenethyl phenol polyoxy ethyl polypropylene-base ether 5%, 3-methyl cyclohexanol ketenes 3%, ethylene glycol 3%, silicone oil 0.5%, BHT 0.15%, deionized water supplies 100%, makes 24% pyridalyl ethyl pleocidin microemulsion.
Example 22 30% pyridalyl ethyl pleocidin aqueous emulsions
Pyridalyl 25%, ethyl pleocidin 5%, ethylene oxide-propylene oxide block copolymer 4%, polyvinylpyrrolidone 0.05%, propane diols 3%, capric acid 0.14%, NOP 5%, deionized water supplies 100%, makes 30% pyridalyl ethyl pleocidin aqueous emulsion.
Example 23 15% pyridalyl ethyl pleocidin aqueous emulsions
Pyridalyl 10%, ethyl pleocidin 5%, polyoxyethylene nonylphenol ether 5%, crospolyvinylpyrrolidone 0.14%, glycerine 3%, N-pyrrolidones 3%, silicone 0.5%, deionized water supplies 100%, makes 15% pyridalyl ethyl pleocidin aqueous emulsion.
Example 24 40% pyridalyl ethyl pleocidin microcapsule suspending agents
Pyridalyl 36%, ethyl pleocidin 4%, maltose 3%, alkylaryl APEO 5%, butyl ether 3%, triethanolamine salt 4%, C 10~20Saturated fat acids 0.2%, hydrochloric acid 0.7%, sodium hydroxide 0.6%, deionized water add to 100%, mix to make 40% pyridalyl ethyl pleocidin microcapsule suspending agent.
Example 25 21% pyridalyl ethyl pleocidin microcapsule suspension-suspending agents
Pyridalyl 20%, ethyl pleocidin 1%, aliphatic alcohol polyethenoxy base ether 4%, wetting and penetrating agent F 3%, distortion milk protein 4%, ethyl acetate 4%, benzyl dimethyl phenol polyoxy ethyl ether 4%, polyethylene glycol 0.07% organosilicon 0.3%, pH adjusting agent sodium hydroxide and hydrochloric acid amount to 2.1%, deionized water adds to 100%, and mixing making 21% pyridalyl ethyl pleocidin microcapsule suspension-suspending agent.
Ethyl pleocidin among the example 15-25 is changed to emamectin-benzoate can makes novel formulation equally.
The embodiment of the invention is the method that adopts Toxicity Determination and field trial to combine.First by Toxicity Determination, the co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC<80 are antagonism, and 80≤CTC≤120 are summation action, and CTC>120 are synergistic effect, on this basis, carry out field trial again.
Test method: respectively the mother liquor of each mixed agent is diluted to five series concentration during test, places respectively beaker for subsequent use.Adopt and to soak first the method that connects worm behind the leaf, the blade of the same size that does not contact any medicament soaked in the liquid that configures behind the 5s take out, naturally dry, put into insect box, then connect for the examination larva, under 25 ℃ of conditions, raise, every processing repeats for 3 times, every to repeat used examination borer population be 50, establishes simultaneously blank, checks dead borer population in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate the LC50 value.If the contrast lethality then is considered as invalid test greater than 10%.Computing formula is as follows:
Figure BDA0000147863360000131
Figure BDA0000147863360000141
The insect corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value (x) to, draws virulence regression equation with method of least squares, and calculates thus the value of every kind of medicament.Calculate co-toxicity coefficient CTC according to the abundant equation of Sun Yun.Computing formula following (take pyridalyl as the standard medicament, its toxicity index is 100):
Figure BDA0000147863360000144
TI * the P of the theoretical toxicity index (TTI) of M=pyridalyl PyridalylTI * P of+effective active composition B Effective active composition B
Figure BDA0000147863360000145
In the formula: M is the mixture of different proportionings
P Effective active composition BBe effective active composition B shared ratio in composition
P PyridalylBe pyridalyl shared ratio in composition
A is selected from pyridalyl.
B is selected from following any one compound: a kind of in emamectin-benzoate, the ethyl pleocidin.
Application Example two
For trying insect: Laphygma exigua Hubner.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective lethal concentration scope of determining pyridalyl, Methylaminoemamectin benzoate and the two different proportioning mixture through preliminary experiment.
Toxicity test result one
The different proportionings from emamectin-benzoate of table 1 pyridalyl are to the toxicity test of Laphygma exigua Hubner
Figure BDA0000147863360000151
As shown in Table 1, the proportioning of the composite control Laphygma exigua Hubner of pyridalyl and emamectin-benzoate was at 1: 40~60: 1 o'clock, co-toxicity coefficient is all greater than 120, illustrating that both were mixed in the scope at 1: 40~60: 1 all shows synergistic effect, especially when the proportioning of pyridalyl and emamectin-benzoate during at 1: 2~20: 1, synergistic effect is more obviously outstanding, test through the applicant, the optimum ratio of finding pyridalyl and emamectin-benzoate is 20: 1,19: 1,18: 1,17: 1,16: 1,15: 1,14: 1,13: 1,12: 1,11: 1,10: 1,9: 1,8: 1,7: 1,6: 1,5: 1,4: 1,3: 1,2: 1,1: 1,1: 2 o'clock, wherein co-toxicity coefficient is maximum when pyridalyl and emamectin-benzoate weight ratio are 10: 1, and synergistic effect is the most obvious.
Application Example three
For trying insect: rice hoppers.
Test medicine provides by Shaanxi Welch Crop Protection Co., Ltd..
Experimental scheme: effective lethal concentration scope of determining pyridalyl, the former medicine of ethyl pleocidin and the two different proportioning mixture through preliminary experiment.
Toxicity test result two
The different proportionings from ethyl pleocidin of table 2 pyridalyl are to the toxicity test of rice hoppers
Figure BDA0000147863360000161
As shown in Table 2, the composite proportioning of rice hoppers of preventing and treating of pyridalyl and ethyl pleocidin was at 1: 40~60: 1 o'clock, co-toxicity coefficient is all greater than 120, illustrating that both were mixed in the scope at 1: 40~60: 1 all shows synergistic effect, especially when pyridalyl and ethyl pleocidin get proportioning at 1: 5~15: 1, synergistic effect is more obviously outstanding, test through the applicant, the optimum ratio of finding pyridalyl and ethyl pleocidin is 15: 1,14: 1,13: 1,12: 1,11: 1,10: 1,9: 1,8: 1,7: 1,6: 1,5: 1,4: 1,3: 1,2: 1,1: 1,1: 2,1: 3,1: 4,1: 5 wherein when pyridalyl and ethyl pleocidin weight ratio are 3: 1 co-toxicity coefficient maximum, synergistic effect is the most obvious.
Find that in inventor's experimentation pyridalyl and emamectin-benzoate, ethyl pleocidin have obvious synergistic effect to the control of the aphid on the various crop, cabbage caterpillar, diamond-back moth, beet armyworm, thrips, cotton bollworm, rice leaf roller, striped rice borer, paddy stem borer, rice fulgorid, oriental tobacco budworm, prodenia litura, imported cabbageworm, blister mite after composite.
Application Example four pyridalyls and emamectin-benzoate and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
This test arrangement is in Dali County, Weinan, Shaanxi Province, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 10% pyridalyl aqueous emulsion (autogamy), 2% emamectin benzoate microemulsion (commercial).
Investigation cotton cotton bollworm insect pest index in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes in 1 day, 3 days, 7 days after the dispenser and is calculated preventive effect before the medicine.Result of the test is as follows:
Table 3 pyridalyl, emamectin-benzoate and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
Figure BDA0000147863360000171
As can be seen from Table 3, can effectively prevent and treat the cotton cotton bollworm after pyridalyl and emamectin-benzoate are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect time is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example five pyridalyls and emamectin-benzoate and the composite control paddy rice rice leaf roller test of pesticide effectiveness thereof
This test arrangement is at Shaanxi Province's Hanzhong City, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 10% pyridalyl aqueous emulsion (autogamy), 2% emamectin benzoate microemulsion (commercial).
Investigation paddy rice rice leaf roller insect pest index in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes in 1 day, 3 days, 7 days after the dispenser and is calculated preventive effect before the medicine.Result of the test is as follows:
Table 4 pyridalyl, emamectin-benzoate and the composite control paddy rice rice leaf roller test of pesticide effectiveness thereof
Figure BDA0000147863360000181
As can be seen from Table 4, can effectively prevent and treat the paddy rice rice leaf roller after pyridalyl and emamectin-benzoate are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect time is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example six pyridalyls and ethyl pleocidin and the composite control eggplant thrips test of pesticide effectiveness thereof
This test arrangement is drawn together Cang Zhen at the Taizhou Linhai City; test medicine is researched and developed, is provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 10% pyridalyl aqueous emulsion (autogamy), 10% ethyl pleocidin water dispersible granules (autogamy).
Investigation eggplant thrips insect pest index in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes in 1 day, 3 days, 7 days after the dispenser and is calculated preventive effect before the medicine.Result of the test is as follows:
Table 5 pyridalyl, ethyl pleocidin and the composite control eggplant thrips test of pesticide effectiveness thereof
Figure BDA0000147863360000191
As can be seen from Table 5, can effectively prevent and treat the eggplant thrips after pyridalyl and ethyl pleocidin are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect time is long.In the test scope of medication, the target crop is had no adverse effects.
Application Example six pyridalyls and ethyl pleocidin and the composite control oranges and tangerines blister mite test of pesticide effectiveness thereof
This test arrangement is in the Xianyang, Shanxi province city, and test medicine is researched and developed, provided by Shaanxi Welch Crop Protection Co., Ltd., contrast medicament 10% pyridalyl aqueous emulsion (autogamy), 10% ethyl pleocidin water dispersible granules (autogamy).
Investigation oranges and tangerines blister mite insect pest index in the dispenser of insect pest initial stage of origination, was investigated the insect pest indexes in 1 day, 15 days, 30 days after the dispenser and is calculated preventive effect before the medicine.Result of the test is as follows:
Table 5 pyridalyl, ethyl pleocidin and the composite control oranges and tangerines blister mite test of pesticide effectiveness thereof
Figure BDA0000147863360000201
As can be seen from Table 5, can effectively prevent and treat the oranges and tangerines blister mite after pyridalyl and ethyl pleocidin are composite, control efficiency all is better than the preventive effect of single dose, and the preventive effect time is long.In the test scope of medication, the target crop is had no adverse effects.
After draw through different local throughout the country tests, the composite rear preventive effect to common insects such as the aphid on the various crop, cabbage caterpillar, diamond-back moth, beet armyworm, thrips, cotton bollworm, rice leaf roller, striped rice borer, paddy stem borer, rice fulgorid, oriental tobacco budworm, prodenia litura, imported cabbageworm, blister mites of pyridalyl and emamectin-benzoate, ethyl pleocidin is all more than 95%, be better than the single dose preventive effect, synergistic effect is obvious.

Claims (7)

1. Pesticidal combination that contains pyridalyl and biogenic substances, it is characterized in that containing active components A and active component B, active components A and active component B weight ratio are 1: 40~60: 1, described active components A is selected from pyridalyl, and active component B is selected from a kind of in emamectin-benzoate, the ethyl pleocidin.
2. the Pesticidal combination that contains pyridalyl and biogenic substances according to claim 1, it is characterized in that: the weight ratio of active components A and active component B is 1: 20~30: 1.
3. the Pesticidal combination that contains pyridalyl and biogenic substances according to claim 2, it is characterized in that: the weight ratio of pyridalyl and emamectin-benzoate is 1: 2~20: 1.
4. the Pesticidal combination that contains pyridalyl and biogenic substances according to claim 2, it is characterized in that: the weight ratio of pyridalyl and ethyl pleocidin is 1: 5~15: 1.
5. the Pesticidal combination of each described pyridalyl in 4 according to claim 1, it is characterized in that: composition can be made into wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion, microcapsule suspending agent, microcapsule suspension-suspending agent.
6. the Pesticidal combination that contains pyridalyl and biogenic substances according to claim 5 is used for the application of control crop pest.
7. application according to claim 6 is characterized in that: described insect comprises: aphid, cabbage caterpillar, diamond-back moth, beet armyworm, thrips, cotton bollworm, rice leaf roller, striped rice borer, paddy stem borer, rice fulgorid, oriental tobacco budworm, prodenia litura, imported cabbageworm, blister mite.
CN2012100870975A 2012-03-28 2012-03-28 Insecticidal composition containing pyridalyl and biological source Pending CN103355319A (en)

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CN104738054A (en) * 2013-12-25 2015-07-01 南京华洲药业有限公司 Composite insecticidal composition containing pyridalyl and ivermectin and application thereof
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CN104738053A (en) * 2013-12-25 2015-07-01 南京华洲药业有限公司 Composite insecticidal composition containing pyridalyl and emamectin benzoate and application thereof
CN104738057A (en) * 2013-12-26 2015-07-01 南京华洲药业有限公司 Composite insecticidal composition containing pyridalyl and rotenone and use thereof
CN105123697A (en) * 2015-07-25 2015-12-09 海利尔药业集团股份有限公司 Pesticidal composition containing pyridalyl and spinosad
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CN108157370A (en) * 2018-02-07 2018-06-15 湖南泽丰农化有限公司 Pesticidal combination containing ethyl pleocidin and fluoroform pyrrole ether

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CN103493829A (en) * 2013-09-26 2014-01-08 江苏省绿盾植保农药实验有限公司 Pesticide containing pyridalyl and emamectin benzoate
CN104738054A (en) * 2013-12-25 2015-07-01 南京华洲药业有限公司 Composite insecticidal composition containing pyridalyl and ivermectin and application thereof
CN104738053A (en) * 2013-12-25 2015-07-01 南京华洲药业有限公司 Composite insecticidal composition containing pyridalyl and emamectin benzoate and application thereof
WO2015096332A1 (en) * 2013-12-25 2015-07-02 南京华洲药业有限公司 Insecticidal compound composition containing pyridalyl and ivermectin and use thereof
CN104738079A (en) * 2013-12-26 2015-07-01 中国中化股份有限公司 Binary insecticide composition and application thereof
CN104738057A (en) * 2013-12-26 2015-07-01 南京华洲药业有限公司 Composite insecticidal composition containing pyridalyl and rotenone and use thereof
US10542754B2 (en) * 2014-06-23 2020-01-28 Dow Agrosciences Llc Synergistic effect of spinetoram and methoxyfenozide for control of stem borer on rice
KR20170018844A (en) * 2014-06-23 2017-02-20 다우 아그로사이언시즈 엘엘씨 Synergistic effect of spinetoram and methoxyfenozide for control of stem borer on rice
US20170142968A1 (en) * 2014-06-23 2017-05-25 Peng Wang Synergistic effect of spinetoram and methoxyfenozide for control of stem borer on rice
KR102204528B1 (en) * 2014-06-23 2021-01-19 다우 아그로사이언시즈 엘엘씨 Synergistic effect of spinetoram and methoxyfenozide for control of stem borer on rice
CN105123697A (en) * 2015-07-25 2015-12-09 海利尔药业集团股份有限公司 Pesticidal composition containing pyridalyl and spinosad
CN107494610A (en) * 2017-09-10 2017-12-22 惠州市支持网知识产权运营有限公司 A kind of vegetable source pesticide composition containing Artemisia annua extract
CN108157370A (en) * 2018-02-07 2018-06-15 湖南泽丰农化有限公司 Pesticidal combination containing ethyl pleocidin and fluoroform pyrrole ether

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Application publication date: 20131023