CN103651426A - Pesticide composition containing fluorin pyrazol furan ketone and biological source - Google Patents
Pesticide composition containing fluorin pyrazol furan ketone and biological source Download PDFInfo
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Abstract
The invention discloses a pesticide composition containing fluorin pyrazol furan ketone and a biological source. The pesticide composition comprises an active component A and an active component B, wherein the active component A is selected from fluorin pyrazol furan ketone; the active component B is selected from any one of the compounds: abamectin, pleocidin, emamectin benzoate and spinetoram; and the mass ratio of the active component A to the active component B is 1:60 to 60:1. The composition disclosed by the invention can prevent and treat a plurality of injurious insects, and has a significant synergistic effect; an insecticidal spectrum is expanded; the pesticide dose on the crops can be reduced; the residual quantity of the pesticide on crops is reduced, and the environmental pollution is relieved.
Description
Technical field
The invention belongs to technical field of pesticide, the application of the composition pesticide that relates to a kind of fluorine-containing pyrrole furanone and biogenic substances on crop pest.
Technical background
Avermectin, pleocidin, emamectin-benzoate, ethyl pleocidin are all the upper conventional biogenic substances insecticides of agricultural, and emamectin-benzoate is called for short " first dimension salt ".
In the real process of agricultural production, the problem that pest control the most easily produces is the generation of pest resistance to insecticide.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 is all additive effect, really has the seldom composite of synergistic effect, especially synergistic effect very obviously, synergy ratio very high composite just still less.Through inventor's research, discovery is mutually composite by fluorine pyrrole furanone and Avermectin, pleocidin, emamectin-benzoate, ethyl pleocidin, there is within the specific limits good synergistic effect, and relevant composite about fluorine pyrrole furanone and Avermectin, pleocidin, emamectin-benzoate, ethyl pleocidin, there is not yet relevant report at present at home and abroad.
Summary of the invention
The object of the invention is to propose a kind of have synergistic function, use cost is low, preventive effect is good fluorine-containing pyrrole furanone and the composition pesticide of biogenic substances.
The present invention is achieved through the following technical solutions:
The composition pesticide of a kind of fluorine-containing pyrrole furanone and biogenic substances, contain active components A and active component B, active components A and active component B weight ratio are 1 ︰ 60 ~ 60 ︰ 1, described active components A is selected from fluorine pyrrole furanone, and active component B is selected from a kind of in Avermectin, pleocidin, emamectin-benzoate, ethyl pleocidin; Active components A and the preferred weight ratio of active component B are 1 ︰ 40 ~ 40 ︰ 1; More preferably the weight ratio of fluorine pyrrole furanone and Avermectin is 1 ︰ 20 ~ 20 ︰ 1; The weight ratio of fluorine pyrrole furanone and pleocidin is 1 ︰ 20 ~ 10 ︰ 1; The weight ratio of fluorine pyrrole furanone and emamectin-benzoate is 1 ︰ 4 ~ 20 ︰ 1; The weight ratio of fluorine pyrrole furanone and ethyl pleocidin is 1 ︰ 20 ~ 10 ︰ 1; The weight ratio that most preferably is fluorine pyrrole furanone and Avermectin is 1 ︰ 10 ~ 10 ︰ 1, the weight ratio of fluorine pyrrole furanone and pleocidin is 1 ︰ 10 ~ 5 ︰ 1, the weight ratio of fluorine pyrrole furanone and emamectin-benzoate is 1 ︰ 1 ~ 10 ︰ 1, and the weight ratio of fluorine pyrrole furanone and ethyl pleocidin is 1 ︰ 10 ~ 5 ︰ 1.
Described fluorine-containing pyrrole furanone and the composition pesticide of biogenic substances, composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension ~ suspending agent, can also make aqua, soluble liquid.
Described fluorine-containing pyrrole furanone and the composition pesticide of biogenic substances are for preventing and treating the application of crop pests, and described crops comprise cereal crops, legume crop, fiber crop, sugar [yielding, melon crop, fruits crop, dry fruit crop, hobby crop, root crop, oil crop, flowers crop, medicinal crop, raw material crop, green manure pasture crop; Described insect comprises aleyrodid, rice fulgorid, rice leaf roller, striped rice borer, paddy stem borer, Americal rice leaf miner, diamond-back moth, beet armyworm, cabbage caterpillar, prodenia litura, cotton bollworm, thrips, pear sucker, aphid, two spotted spider mite, nematode, leaf miner, oriental tobacco budworm, peach fruit borer.
The amount of application when 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.Conventionally in composition, the weight percentage of active component is gross weight 1%～90%, is preferably 5%～80%.According to different preparation types, active component content scope is different.Conventionally, liquid preparation contains 1%～60% active substance by weight, is preferably 5%～50%; Solid pharmaceutical preparation contains 5%～80% active substance by weight, is preferably 10%～80%.
In composition pesticide of the present invention, at least contain a kind of surfactant, the dispersion of active component in water while being beneficial to use.Surface-active contents is 2%～30% of total formulation weight amount, and surplus is solid or liquid diluent.
Composition pesticide of the present invention can be by user before use through dilution or directly use.Its preparation can be prepared by processing method known in those skilled in the art, after being about to active component and mixing with liquid flux or solid carrier, then adds surfactant as one or more in dispersant, wetting agent, binding agent, defoamer etc.According to different dosage form, in preparation, can also contain stabilizing agent known in those skilled in the art, antifreeze etc.
When making wetting powder, composition comprises following component and content: active components A 0.1% ~ 60%, active component B0.1% ~ 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 B0.1% ~ 60%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, disintegrant 1% ~ 10%, binding agent 0 ~ 8%, filler surplus.
When making suspending agent, composition comprises following component and content: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, dispersant 1% ~ 10%, wetting agent 1% ~ 10%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making suspension emulsion, composition comprises following component and content: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, emulsifier 1% ~ 10%, dispersant 1% ~ 10%, solvent 1% ~ 20%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, antifreeze 0 ~ 8%, deionized water add to 100%.
When making aqua, composition comprises following constituent content: active components A 0.1% ~ 50%, active component B 0.1% ~ 50%, cosolvent 2% ~ 6%, wetting agent 1% ~ 10%, antifreeze 0% ~ 8%, deionized water add to 100%.
When making soluble liquid, composition comprises following constituent content: active components A 0.1% ~ 60%, active component B 0.1% ~ 60%, emulsifier 1% ~ 10%, cosolvent 2% ~ 6%, solvent add to 100%.
When making microemulsion, composition comprises following component and content: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, emulsifier 3% ~ 25%, solvent 1% ~ 20%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making aqueous emulsion, composition comprises following component and content: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, solvent 1% ~ 20%, emulsifier 1% ~ 12%, antifreeze 0 ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, deionized water add to 100%.
When making microcapsule suspending agent, composition comprises following component and content: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, macromolecule cyst material 1% ~ 10%, dispersant 2% ~ 10%, solvent 1% ~ 10%, emulsifier 1% ~ 7%, pH adjusting agent 0.01% ~ 5%, defoamer 0.01% ~ 2%, deionized water add to 100%.
When making microcapsule suspension ~ suspending agent, composition comprises following component and content: active components A 0.1% ~ 50%, active component B0.1% ~ 50%, macromolecule cyst material 1% ~ 12%, dispersant 1% ~ 12%, wetting agent 1% ~ 8%, solvent 1% ~ 15%, emulsifier 1% ~ 8%, defoamer 0.01% ~ 2%, thickener 0 ~ 2%, pH adjusting agent 0.01% ~ 5%, deionized water add to 100%.
Wetting powder the key technical indexes of the present invention:
Water dispersible granules the key technical indexes of the present invention:
Suspending agent the key technical indexes of the present invention:
Suspension emulsion the key technical indexes of the present invention:
Microemulsion the key technical indexes of the present invention:
Aqueous emulsion the key technical indexes of the present invention:
Microcapsule suspending agent the key technical indexes of the present invention:
Microcapsule suspension ~ suspending agent the key technical indexes of the present invention:
Aqua the key technical indexes of the present invention:
Soluble liquid the key technical indexes of the present invention:
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, thereby minimizing agricultural chemicals dosage, when reducing peasant's drug cost, reduces the residual quantity of agricultural chemicals on crop, alleviates environmental pollution; (2) between kind, structure differs larger, thereby can delay the resistance generation and development of single dose; (3) expanded insecticidal spectrum, the various pests on crops has been had to greater activity; (4), to person poultry safety, Environmental compatibility is good; And preparation adhesion strength strengthens, resistance of rainwater washing against.
Embodiment
Below in conjunction with embodiment, to further instruction of the present invention, the percentage in embodiment is all weight percentage, but the present invention is not limited thereto.
Application Example one
Embodiment 1～12 wetting powder
Fluorine pyrrole furanone, active component B, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, can be made into wetting powder product of the present invention.Specifically in Table 1.
Table 1 embodiment 1～12 each component and content
Embodiment 13～24 water dispersible granules
Fluorine pyrrole furanone, active component B, dispersant, wetting agent, disintegrant, filler are obtained to the particle diameter needing through air-flow crushing together, then add other auxiliary agents such as binding agent (can add and can not add), obtain the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, make water dispersible granules product of the present invention.Specifically in Table 2.
Table 2 embodiment 13～24 each component and content
Embodiment 25～36 suspending agents
Dispersant, wetting agent, defoamer, thickener (can add and can not add), antifreeze (can add and can not add) are mixed through high speed shear, add fluorine pyrrole furanone, active component B, surplus is supplied by deionized water, in ball mill, ball milling is 2 ~ 3 hours, make diameter of particle all below 5 μ m, make suspending agent product of the present invention.Specifically in Table 3.
Table 3 embodiment 25～36 each component and content
Embodiment 37～48 aqueous emulsions
Fluorine pyrrole furanone, active component B, solvent, emulsifier are added together, make to be dissolved into even oil phase; Deionized water, antifreeze (can add and can not add), thickener (can add and can not add), defoamer are mixed, become homogeneous water.Under high-speed stirred, water is added to oil phase, make aqueous emulsion product of the present invention.Specifically in Table 4.
Table 4 embodiment 37～48 each component and content
Table 1 to Avermectin, pleocidin, emamectin-benzoate in table 4 exchanged, can make novel formulation.
Embodiment 49～52 microemulsions
Fluorine pyrrole furanone, active component B are dissolved in the homogenizer that solvent is housed, emulsifier, antifreeze (can add and can not add), defoamer are joined in the homogenizer that above-mentioned solution is housed, surplus gives strong mixing and homogenize after supplying by deionized water, finally obtain the as clear as crystal microemulsion product of the present invention of outward appearance.Specifically in Table 5.
Table 5 embodiment 49～52 each component and content
Embodiment 53～55 microcapsule suspending agents
By fluorine pyrrole furanone, active component B, macromolecule cyst material, solvent, make to be dissolved into even oil phase, under shearing condition, oil phase is joined in the aqueous phase solution that contains emulsifier, pH adjusting agent, dispersant, defoamer, surplus is supplied by deionized water, bi-material reacts at oil-water interfaces, forms macromolecule cyst wall, makes the finely disseminated microcapsule suspending agent product of the present composition.Specifically in Table 6.
Table 6 embodiment 53～55 each component and content
The embodiment of the present invention is the method that adopts Toxicity Determination and field trial to combine.First pass through Toxicity Determination, co-toxicity coefficient (CTC) after clear and definite two kinds of medicaments are composite by a certain percentage, CTC < 80 is antagonism, 80≤CTC≤120 are summation action, CTC > 120 is synergistic effect, on this basis, then carry out field trial.
Test method: respectively the mother liquor of each mixed agent is diluted to five series concentration during test, is placed in respectively beaker standby.Adopt and first to soak the method that connects worm after leaf, after the blade of the same size that does not contact any medicament is soaked to 5s in the liquid configuring, take out, naturally dry, put into insect box, then connect for examination larva, under 25 ℃ of conditions, raise, every processing repeats for 3 times, every to repeat examination borer population used be 50, establishes blank simultaneously, in 72h, checks dead borer population, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC
50value.If contrast lethality is greater than 10%, be considered as invalid test.Computing formula is as follows:
Insect corrected mortality is converted into probit value (y), and concentration for the treatment of (μ g/ml) converts logarithm value to (x), with method of least squares, draws virulence regression equation, and calculates thus the value of every kind of medicament.According to the abundant equation of Sun Yun, calculate co-toxicity coefficient CTC.Computing formula following (take fluorine pyrrole furanone as standard medicament, its toxicity index is 100):
TI * the P of theoretical toxicity index (TTI)=fluorine pyrrole furanone of M
fluorine pyrrole furanonetI * P of+active component B
effective active compositionb
In formula: the mixture that M is different proportionings
P
effective active compositionb is effective active composition B shared ratio in composition
P
fluorine pyrrole furanonefor fluorine pyrrole furanone shared ratio in composition
B is selected from a kind of in Avermectin, pleocidin, emamectin-benzoate, ethyl pleocidin.
Application Example two:
For trying insect: tomato aleyrodid.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and the former medicine of Avermectin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 7 fluorine pyrrole furanone and the abamectin compounded toxicity test analysis of results table to tomato aleyrodid
As shown in Table 7, the proportioning of fluorine pyrrole furanone and abamectin compounded control tomato aleyrodid is when 1 ︰ 60 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 60 ~ 60 ︰ 1 scopes, when the proportioning of fluorine pyrrole furanone and Avermectin is during at 1 ︰ 20 ~ 20 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 200, through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and Avermectin is 20:1, 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, 1:3, 1:4, 1:5, 1:6, 1:7, 1:8, 1:9, 1:10, 1:15, 1:20, wherein when fluorine pyrrole furanone and Avermectin weight ratio are 1 ︰ 1, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example three:
For trying insect: eggplant thrips.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and the former medicine of pleocidin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 8 fluorine pyrrole furanone and the pleocidin compound toxicity test analysis of results table to eggplant thrips
As shown in Table 8, the proportioning of fluorine pyrrole furanone and pleocidin compound control eggplant thrips is when 1 ︰ 60 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 60 ~ 60 ︰ 1 scopes, when the proportioning of fluorine pyrrole furanone and pleocidin is during at 1 ︰ 20 ~ 10 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 220, through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and pleocidin is 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, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, wherein when fluorine pyrrole furanone and pleocidin weight ratio are 1 ︰ 2, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example four:
For trying insect: wild cabbage diamond-back moth.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and Methylaminoemamectin benzoate and the two different proportioning mixture through preliminary experiment.
Toxicity test result
Table 9 fluorine pyrrole furanone and the composite toxicity test analysis of results table to wild cabbage diamond-back moth of first dimension salt
As shown in Table 9, the proportioning of the composite control wild cabbage of fluorine pyrrole furanone and emamectin-benzoate diamond-back moth is when 1 ︰ 60 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 60 ~ 60 ︰ 1 scopes, when the proportioning of fluorine pyrrole furanone and emamectin-benzoate is during at 1 ︰ 4 ~ 20 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 215, through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and emamectin-benzoate is 20:1, 15:1, 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, wherein when fluorine pyrrole furanone and emamectin-benzoate weight ratio are 5 ︰ 1, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Application Example five:
For trying insect: cotton cotton bollworm.
Test medicine provides by Shaanxi Mei Bang agricultural chemicals Co., Ltd.
Experimental scheme: effective lethal concentration scope of determining fluorine pyrrole furanone and the former medicine of ethyl pleocidin and the two different proportioning mixture through preliminary experiment.
Toxicity test result
The composite toxicity test analysis of results table to cotton cotton bollworm of table 10 fluorine pyrrole furanone and ethyl pleocidin
As shown in Table 10, the proportioning of the composite control of fluorine pyrrole furanone and ethyl pleocidin cotton cotton bollworm is when 1 ︰ 60 ~ 60 ︰ 1, co-toxicity coefficient is all greater than 120, illustrate that both are mixed and all show synergistic effect in 1 ︰ 60 ~ 60 ︰ 1 scopes, when the proportioning of fluorine pyrrole furanone and ethyl pleocidin is during at 1 ︰ 20 ~ 10 ︰ 1, synergistic effect is more outstanding, co-toxicity coefficient is all greater than 215, through applicant, test and find that the optimum ratio of fluorine pyrrole furanone and ethyl pleocidin is 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, 1:6, 1:7, 1:8, 1:9, 1:10, 1:11, 1:12, 1:13, 1:14, 1:15, 1:16, 1:17, 1:18, 1:19, 1:20, wherein when fluorine pyrrole furanone and ethyl pleocidin weight ratio are 1 ︰ 2, co-toxicity coefficient is maximum, synergistic effect is the most obvious.
Through test, find: after fluorine pyrrole furanone and active component B are composite, the control of aleyrodid, rice fulgorid, rice leaf roller, striped rice borer, paddy stem borer, Americal rice leaf miner, diamond-back moth, beet armyworm, cabbage caterpillar, prodenia litura, cotton bollworm, thrips, pear sucker, aphid, two spotted spider mite, nematode, leaf miner, oriental tobacco budworm, peach fruit borer is had to obvious synergistic effect, co-toxicity coefficient is all greater than 120.
Application Example hexafluoro pyrrole furanone and active component B and the composite control tomato aleyrodid test of pesticide effectiveness thereof
This experimental establishment is in Xi'an City, Shanxi Province, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble liquid (autogamy), 1.8% abamectin emulsifiable concentrate (commercial), 25 grams per liter pleocidin suspension (commercial), 2% first dimension salt missible oil (commercial), 60 grams per liter ethyl pleocidin suspending agents (commercial).
Before medicine, investigation tomato meal mite evil index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculates preventive effect for after dispenser 7 days, 20 days, 45 days.Result of the test is as follows:
Table 11 fluorine pyrrole furanone and active component B and the composite control tomato aleyrodid test of pesticide effectiveness thereof
As can be seen from Table 11, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat tomato aleyrodid, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long.In test scope of medication, target crop is had no adverse effects.
Application Example seven fluorine pyrrole furanones and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
This experimental establishment is in Xianyang, Shanxi province city, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble liquid (autogamy), 1.8% abamectin emulsifiable concentrate (commercial), 25 grams per liter pleocidin suspension (commercial), 2% first dimension salt missible oil (commercial), 60 grams per liter ethyl pleocidin suspending agents (commercial).
Before medicine, investigation cotton cotton bollworm insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculates preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 12 fluorine pyrrole furanone and active component B and the composite control cotton cotton bollworm test of pesticide effectiveness thereof
As can be seen from Table 12, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat cotton cotton bollworm, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat cotton red spider, aleyrodid, and preventive effect is all greater than 97%.In test scope of medication, target crop is had no adverse effects.
Application Example octafluoro pyrrole furanone and active component B and the composite control brassicaceous vegetable cabbage caterpillar test of pesticide effectiveness thereof
This experimental establishment is in Weinan City Dali County, Shaanxi Province, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble liquid (autogamy), 1.8% abamectin emulsifiable concentrate (commercial), 25 grams per liter pleocidin suspension (commercial), 2% first dimension salt missible oil (commercial), 60 grams per liter ethyl pleocidin suspending agents (commercial).
Before medicine, investigation brassicaceous vegetable cabbage caterpillar insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculates preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 13 fluorine pyrrole furanone and active component B and the composite control brassicaceous vegetable cabbage caterpillar test of pesticide effectiveness thereof
As can be seen from Table 13, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat brassicaceous vegetable cabbage caterpillar, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat brassicaceous vegetable diamond-back moth, beet armyworm, prodenia litura, and preventive effect is all greater than 97%.In test scope of medication, target crop is had no adverse effects.
Application Example nine fluorine pyrrole furanones and active component B and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
This experimental establishment is in Hanzhong City suburb, Shaanxi Province, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble liquid (autogamy), 1.8% abamectin emulsifiable concentrate (commercial), 25 grams per liter pleocidin suspension (commercial), 2% first dimension salt missible oil (commercial), 60 grams per liter ethyl pleocidin suspending agents (commercial).
Investigation rice hoppers insect pest index before medicine, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculates preventive effect for after dispenser 3 days, 7 days, 15 days.Result of the test is as follows:
Table 14 fluorine pyrrole furanone and active component B and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
As can be seen from Table 14, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat rice hoppers, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat paddy rice rice leaf roller, striped rice borer, paddy stem borer, and preventive effect is all greater than 97%.In test scope of medication, target crop is had no adverse effects.
Application Example ten fluorine pyrrole furanones and active component B and the composite control eggplant thrips test of pesticide effectiveness thereof
This experimental establishment is at Xian District, Shanxi Province suburban area, test medicine is researched and developed, is provided by Shaanxi Mei Bang agricultural chemicals Co., Ltd, contrast medicament 17% fluorine pyrrole furanone soluble liquid (autogamy), 1.8% abamectin emulsifiable concentrate (commercial), 25 grams per liter pleocidin suspension (commercial), 2% first dimension salt missible oil (commercial), 60 grams per liter ethyl pleocidin suspending agents (commercial).
Before medicine, investigation eggplant thrips insect pest index, in the dispenser of insect pest initial stage of origination, investigates insect pest indexes and calculates preventive effect for after dispenser 3 days, 7 days, 20 days.Result of the test is as follows:
Table 15 fluorine pyrrole furanone and active component B and the composite control eggplant thrips test of pesticide effectiveness thereof
As can be seen from Table 15, after fluorine pyrrole furanone and active component B are composite, can effectively prevent and treat eggplant thrips, control efficiency is all better than the preventive effect of single dose, and the preventive effect phase is long, and can prevent and treat eggplant two spotted spider mite, aphid, and preventive effect is all greater than 97%.In test scope of medication, target crop is had no adverse effects.
After through different local throughout the country tests, draw, fluorine pyrrole furanone and Avermectin, pleocidin, emamectin-benzoate, ethyl pleocidin composite rear to the preventive effect of the common insect pests such as the aleyrodid on crops, rice fulgorid, rice leaf roller, striped rice borer, paddy stem borer, Americal rice leaf miner, diamond-back moth, beet armyworm, cabbage caterpillar, prodenia litura, cotton bollworm, thrips, pear sucker, aphid, two spotted spider mite, nematode, leaf miner, oriental tobacco budworm, peach fruit borer all more than 95%, be better than single dose preventive effect, synergistic effect is obvious.
Claims (6)
1. the composition pesticide of a fluorine-containing pyrrole furanone 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 ︰ 60 ~ 60 ︰ 1, described active components A is selected from fluorine pyrrole furanone, and active component B is selected from a kind of in Avermectin, pleocidin, emamectin-benzoate, ethyl pleocidin.
2. the composition pesticide of fluorine-containing pyrrole furanone according to claim 1 and biogenic substances, is characterized in that: the weight ratio of active components A and active component B is 1 ︰ 40 ~ 40 ︰ 1.
3. the composition pesticide of fluorine-containing pyrrole furanone according to claim 2 and biogenic substances, is characterized in that:
The weight ratio of fluorine pyrrole furanone and Avermectin is 1 ︰ 20 ~ 20 ︰ 1;
The weight ratio of fluorine pyrrole furanone and pleocidin is 1 ︰ 20 ~ 10 ︰ 1;
The weight ratio of fluorine pyrrole furanone and emamectin-benzoate is 1 ︰ 4 ~ 20 ︰ 1;
The weight ratio of fluorine pyrrole furanone and ethyl pleocidin is 1 ︰ 20 ~ 10 ︰ 1.
4. according to the fluorine pyrrole furanone described in any one in claims 1 to 3 and the composition pesticide of biogenic substances, it is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion, microcapsule suspending agent, microcapsule suspension ~ suspending agent.
5. the composition pesticide of fluorine-containing pyrrole furanone according to claim 4 and biogenic substances is for preventing and treating the application of crop pests.
6. application according to claim 5, is characterized in that: described insect comprises aleyrodid, rice fulgorid, rice leaf roller, striped rice borer, paddy stem borer, Americal rice leaf miner, diamond-back moth, beet armyworm, cabbage caterpillar, prodenia litura, cotton bollworm, thrips, pear sucker, aphid, two spotted spider mite, nematode, leaf miner, oriental tobacco budworm, peach fruit borer.
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| CN201210350083.8A CN103651426A (en) | 2012-09-20 | 2012-09-20 | Pesticide composition containing fluorin pyrazol furan ketone and biological source |
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| CN201210350083.8A CN103651426A (en) | 2012-09-20 | 2012-09-20 | Pesticide composition containing fluorin pyrazol furan ketone and biological source |
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| CN107518026A (en) * | 2017-10-17 | 2017-12-29 | 惠州市无龄康态健康科技有限公司 | A kind of seed dressing and preparation method thereof |
| CN107736364A (en) * | 2017-11-23 | 2018-02-27 | 扬州大学 | Prevent and treat the biological pesticide Pesticidal combination of Ostrinia furnacalis |
| CN107743969A (en) * | 2017-10-30 | 2018-03-02 | 扬州诺丰农业科技有限公司 | It is adapted to special agent of unmanned fog machine administration and preparation method and application |
| CN113826633A (en) * | 2021-08-31 | 2021-12-24 | 广西壮族自治区农业科学院 | Pesticide for preventing and treating sugarcane borers |
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| CN101808522A (en) * | 2007-09-26 | 2010-08-18 | 拜尔农作物科学股份公司 | Active agent combinations having insecticidal and acaricidal properties |
| EP2232995A1 (en) * | 2009-03-25 | 2010-09-29 | Bayer CropScience AG | Method for improved utilisation of the production potential of transgenic plants |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106614680A (en) * | 2016-10-11 | 2017-05-10 | 深圳诺普信农化股份有限公司 | Insecticidal combination containing flupyradifurone |
| CN107518026A (en) * | 2017-10-17 | 2017-12-29 | 惠州市无龄康态健康科技有限公司 | A kind of seed dressing and preparation method thereof |
| CN107743969A (en) * | 2017-10-30 | 2018-03-02 | 扬州诺丰农业科技有限公司 | It is adapted to special agent of unmanned fog machine administration and preparation method and application |
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| CN107736364A (en) * | 2017-11-23 | 2018-02-27 | 扬州大学 | Prevent and treat the biological pesticide Pesticidal combination of Ostrinia furnacalis |
| CN113826633A (en) * | 2021-08-31 | 2021-12-24 | 广西壮族自治区农业科学院 | Pesticide for preventing and treating sugarcane borers |
| CN113826633B (en) * | 2021-08-31 | 2022-11-18 | 广西壮族自治区农业科学院 | Pesticide for preventing and treating sugarcane borers |
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