CN101755771A - Compound pesticide of emamectin benzoate and flubendiamide - Google Patents
Compound pesticide of emamectin benzoate and flubendiamide Download PDFInfo
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- CN101755771A CN101755771A CN200910219020A CN200910219020A CN101755771A CN 101755771 A CN101755771 A CN 101755771A CN 200910219020 A CN200910219020 A CN 200910219020A CN 200910219020 A CN200910219020 A CN 200910219020A CN 101755771 A CN101755771 A CN 101755771A
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- Prior art keywords
- emamectin
- fipronil bisamide
- benzoate
- rice
- fipronil
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Abstract
The invention relates to a compound pesticide of emamectin benzoate and flubendiamide, which comprises effective active ingredients, additives and fillers, and is characterized in that the effective active ingredients comprise the emamectin benzoate and the flubendiamide with the weight percent ratio of 0.1-20: 1-50. The compound pesticide has the advantages that the compounding of the emamectin benzoate and the flubendiamide has obvious synergistic and sustained control effects, expands the insecticidal spectrum and has high activity for rice yellow stem borer, rice stem borer, cnaphalocerus medinalis, rice planthopper, cruciferous vegetables moth, beet armyworm, spodoptera litura fabricius and other lepidoptera pests.
Description
Technical field
The invention belongs to agricultural technology field, relate to the complex insecticidal composition that a kind of effective active composition is made up of emamectin-benzoate and fipronil bisamide.
Background technology
Emamectin-benzoate, English common name emamectin benzoate, chemical name 4 '-Biao-methylamino-4 '-the deoxidation abamectin benzoate, be called for short first dimension salt, be to Avermectin B1
aCarry out a kind of efficient insecticide composition that structure of modification obtains afterwards.Its mechanism of action hinders pest movements nerve information transmission and makes the health paralysis dead.The mode of action does not have interior absorption energy based on stomach toxicity to crop, but effective infiltration of institute used crop epidermal tissue, thereby has the longer longevity of residure.To the insecticidal activity of noctuidae pests such as cotton bollworm, beet armyworm and prodenia litura apparently higher than Avermectin B1
aInsecticidal activity, and mammiferous toxicity is reduced greatly.Therefore, first dimension salt has become one of important pesticide species of control pest, and does not intersect with other crops generation, easily degraded noresidue in soil, free from environmental pollution, in the routine dose scope to useful insect and natural enemy, people, animal safety, can with most of combined use of pesticides.
Fipronil bisamide, English common name flubendiamide, chemical name be 3-iodo-N '-(2-mesyl-1,1-dimethyl ethyl group-N-{4-[1,2,2,2-tetrafluoro-1-(trifluoromethyl) ethyl]-the 0-tolyl phthalamide, molecular formula is C
23H
22F
7IN
2O
4S.Belong to novel phthalic amide insecticides, activate calcium release channel in blue Buddhist nun's alkali recipient cell, the property out of control release that causes storing calcium ion.It is the compound that acts on blue Buddhist nun's alkali (Ryanodine) acceptor of insect cell at present few in number.Lepidoptera pest there is the wide spectrum preventive effect, does not have cross resistance with existing insecticide and produce, be suitable for very much the control that existing insecticide produces the insect of resistance.Larva there is very outstanding preventive effect, limited to the adult preventive effect, there is not ovicidal action.Resistance of rainwater washing against is slightly conducted in the back in the infiltration plant body by xylem.
Yet in the real process of agricultural production, on the one hand, the problem that pest control is easy to generate most is the generation of pest resistance to insecticide.Important insect such as lepidoptera pest are because its breeding cycle is short, and breeding amount is big, and mobility is little on the agricultural, and selfing degree height is easy to generate resistance especially.On the other hand, emamectin-benzoate, the former medicine price of fipronil bisamide height, the production cost height, single agent is reused insect is developed immunity to drugs.
Go up the insect that produces resistance for control agricultural, a kind of way is to release the new component that new and existing kind do not have cross resistance.But, the development cost height of new active ingredient, the construction cycle is long, and all produces the speed of resistance forever less than insect.Other method such as crop allocation adjustment, different agricultural chemicals are rotated etc., in the process of practical operation, are difficult to really play obvious effects.
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 an 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 research, find emamectin-benzoate and fipronil bisamide can produce good synergistic effect after composite, and still unexposed about the composite relevant report of emamectin-benzoate and fipronil bisamide.
Summary of the invention
The objective of the invention is to:, provide a kind of composite emamectin-benzoate and fipronil bisamide Pesticidal combination at the problem of using emamectin-benzoate at present separately and fipronil bisamide pest control dosage is big, cost is high, the repeated use insect easily produces resistance.Because emamectin-benzoate is different fully to the mechanism of action of target pest with fipronil bisamide, both composite uses can fully improve drug effect, improve insecticidal effect, reduce dosage, reduce cost, and delay the generation of pest resistance to insecticide.
The object of the present invention is achieved like this: a kind of emamectin-benzoate and fipronil bisamide complex insecticidal composition, comprise effective active component, auxiliary agent and fill out agent, the weight proportion of effective active composition emamectin-benzoate and fipronil bisamide is 0.1~20: 1~50.
Described emamectin-benzoate and fipronil bisamide complex insecticidal composition, the percentage by weight of emamectin-benzoate and fipronil bisamide are 1~10: 5~35.
Described emamectin-benzoate and fipronil bisamide complex insecticidal composition, the percentage by weight of emamectin-benzoate and fipronil bisamide are 1~5: 10~20.
Described emamectin-benzoate and fipronil bisamide complex insecticidal composition can be made into wetting powder, water dispersible granules, suspending agent.
When making wetting powder, composition comprises following constituent content: emamectin-benzoate 0.1~20%, fipronil bisamide 1~50%, dispersant 5~10%, wetting agent 2~10%, filler 10~92%.
Emamectin-benzoate, fipronil bisamide, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, promptly can be made into emamectin-benzoate fipronil bisamide wetting powder product.
When making water dispersible granules, composition comprises following constituent content: emamectin-benzoate 0.1~20%, fipronil bisamide 1~50%, dispersant 3~12%, wetting agent 1~8%, disintegrant 1~10%, binding agent 1~8%, filler 10~93%.
Emamectin-benzoate, fipronil bisamide, dispersant, wetting agent, disintegrant, filler etc. are obtained the particle diameter that needs through comminution by gas stream together, add other auxiliary agents such as adhesive again, obtain the materials of granulating.It is interior through after granulation and the drying to expect that product are quantitatively sent the fluidized bed granulation dryer to, makes emamectin-benzoate fipronil bisamide water dispersible granules product.
Comprise following constituent content when composition is made suspending agent: emamectin-benzoate 0.1~20%, fipronil bisamide 1~50%, dispersant 2~10%, wetting agent 2~10%, defoamer 0.1~1%, thickener 0.1~2%, antifreeze 0.1~8%, stabilizing agent 0.05%~3%, deionized water add to 100%.
Dispersant, wetting agent, defoamer, thickener, antifreeze in the above-mentioned formulation material are mixed through high speed shear, add the former medicine of emamectin-benzoate, the former medicine of fipronil bisamide, ball milling is 2~3 hours in ball mill, make diameter of particle all below 5 μ m, make emamectin-benzoate fipronil bisamide suspension agent product.
The invention has the advantages that: after (1) emamectin-benzoate and fipronil bisamide are composite, have notable synergistic and lasting effect; (2) enlarged insecticidal spectrum, lepidoptera pests such as paddy rice paddy stem borer, striped rice borer, rice leaf roller, rice fulgorid, brassicaceous vegetable diamond-back moth, beet armyworm, prodenia litura have been had greater activity; (3) reduce the dosage of agricultural chemicals, reduced the residual quantity of agricultural chemicals on crop, alleviated environmental pollution; (4), insect good to person poultry safety, Environmental compatibility is difficult for developing immunity to drugs.
Embodiment
To further instruction of the present invention, the percentage among the embodiment all is weight percentage below in conjunction with embodiment, all are abbreviations of emamectin-benzoate with carapax et plastruw testudinis dimension salt, but the present invention is not limited thereto.
The embodiment of the invention is the method that adopts Toxicity Determination and field trial to combine.Pass through Toxicity Determination earlier, 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.
Application Example one
For the examination insect: pupa of cabbage caterpillar and mature larva all pick up from wild cabbage ground, suburb, Tai, turn into adult in the solarium, and mate and oviposit grows to behind 3 instar larvaes standby on potted plant wild cabbage.
Required medicine provides by Shanxi Thompson Biological Technology Co., Ltd..
Experimental scheme: effective lethal concentration scope of determining first dimension salt, fipronil bisamide two single agent and the two different proportioning mixture through preliminary experiment, each medicament designs five gradient concentrations respectively by active constituent content and handles, do contrast with the space management that does not contain former medicine, concrete concentration is handled as follows:
1, first dimension salt 0.1,0.2,0.4,0.6,0.8 μ g/mL
2, fipronil bisamide 1,2,4,6,8 μ g/mL
3, first dimension salt: fipronil bisamide=1: 1 0.25,0.5,1,2,4 μ g/mL
4, first dimension salt: fipronil bisamide=1: 10 0.25,0.5,1,2,4 μ g/mL
5, first dimension salt: fipronil bisamide=1: 20 0.25,0.5,1,2,4 μ g/mL
6, first dimension salt: fipronil bisamide=1: 30 0.25,0.5,1,2,4 μ g/mL
7, first dimension salt: fipronil bisamide=1: 40 0.25,0.5,1,2,4 μ g/mL
8, blank
Test method: the mother liquor of respectively first being tieed up salt, fipronil bisamide and each mixed agent during test is diluted to above 5 series concentration, places beaker standby respectively.Adopt and to soak the method that connects worm behind the leaf earlier, the of the same size fresh cabbage leaves that does not contact any medicament soaked in the soup that configures behind the 5s take out, dry naturally, put into insect box, connect then, under 25 ℃ of conditions, raise for examination 3 instar larvaes, every processing repeats for 3 times, every to repeat used examination borer population be 20, establishes blank simultaneously, checks dead borer population in 72h, calculate lethality and corrected mortality, try to achieve virulence regression equation and calculate LC
50Value.Computing formula is as follows:
The cabbage caterpillar corrected mortality is converted into probit value (y), and concentration of treatment (μ g/ml) converts logarithm value (x) to, draws virulence regression equation with method of least squares, and calculates the value of every kind of medicament thus.Calculate co-toxicity coefficient CTC according to the abundant equation of Sun Yun.Computing formula following (with first dimension salt is the standard medicament, and its toxicity index is 100):
TI * the P of the theoretical toxicity index (TTI) of M=first dimension salt
First dimension saltTI * the P of+fipronil bisamide
Fipronil bisamide
In the formula: M is the mixture of different proportionings
P
Fipronil bisamideBe fipronil bisamide shared ratio in composition
P
First dimension saltBe first dimension salt shared ratio in composition
The different proportionings with fipronil bisamide of table 1 first dimension salt are to the toxicity test of cabbage pieris
As shown in Table 1, first dimension salt and fipronil bisamide complex composition, co-toxicity coefficient is respectively 124.87,149.44,171.17,162.03,132.07 when first dimension salt and fipronil bisamide proportioning are 1: 1,1: 10,1: 20,1: 30,1: 40, all show obvious synergistic effect, especially when first dimension salt: during fipronil bisamide=1: 20, co-toxicity coefficient maximum, synergistic effect are the most obvious.
The application example two control wild cabbage diamond-back moth tests of pesticide effectiveness
First dimension salt 5%, fipronil bisamide 35%, alkyl benzene sulfonate calcium salt 2%, alkylphenol-polyethenoxy are phonetic 2%, lauryl sodium sulfate 3%, moistening bleeding agent F 2%, white carbon 8%, kaolin 43%, mixture carries out comminution by gas stream, makes 40% first dimension salt fipronil bisamide wetting powder.This prescription is by 20000 times of dilution sprayings, and 72 hours control wild cabbage diamond-back moth effects are 91.37%~95.71% behind the medicine.0.3% first dimension salt missible oil and 20% fipronil bisamide water dispersible granules dilute 800 times and 2500 times of uses respectively according to same quadrat method, and 72 hours preventive effects are respectively 76.21% and 80.04% behind the medicine.In experiment, the inventor does not find that test medicine has harmful effect to crop, to beneficial insect safety.
The application example three control brassicaceous vegetable prodenia litura tests of pesticide effectiveness
First dimension salt 0.5%, fipronil bisamide 10%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 5%, Nekal BX 4%, white carbon 6%, bentonite 24.5%, kaolin 50%, mixture carries out comminution by gas stream, makes 10.5% first dimension salt fipronil bisamide wetting powder.This prescription is by 5000 times of dilution sprayings, and 72 hours control brassicaceous vegetable twill laphyqma effects are 93.13%~96.84% behind the medicine.0.5% first dimension salt microemulsion and 20% fipronil bisamide water dispersible granules dilute 1000 times and 2500 times of uses respectively according to same quadrat method, and 72 hours preventive effects are respectively 80.99% and 82.06% behind the medicine.In experiment, the inventor does not find that test medicine has harmful effect to crop, to beneficial insect safety.
The application example four control wild cabbage diamond-back moth tests of pesticide effectiveness
First dimension salt 20%, fipronil bisamide 50%, polycarboxylate 3%, lignosulfonates 3%, lauryl sodium sulfate 4%, ammonium sulfate 2%, starch 18%, mixed that 70% first is tieed up salt fipronil bisamide water dispersible granules.This proportioning is by 50000 times of dilution sprayings, 72 hours control wild cabbage diamond-back moth effects are 98.60%~99.74% behind the medicine, 1% emamectin benzoate water dispersible granule and 20% fipronil bisamide water dispersible granules are according to same quadrat method, dilute 1500 times and 2500 times of uses respectively, 72 hours preventive effects are respectively 79.13% and 83.4% behind the medicine.In experiment, the inventor does not find that test medicine has harmful effect to crop, to beneficial insect safety.
The application example five control soybean beet armyworm tests of pesticide effectiveness
First dimension salt 2%, fipronil bisamide 20%, polyoxyethylene carboxylate 5%, soapberry powder 4%, succinic acid 2%, ammonium sulfate 2%, starch 65%, mixed that 22% first is tieed up salt fipronil bisamide water dispersible granules.This proportioning is by 7000 times of dilution sprayings, 72 hours control soybean beet armyworm effects are 95.75%~99.7% behind the medicine, 1% emamectin benzoate water dispersible granule and 20% fipronil bisamide water dispersible granules are according to diluting 1500 times and 2500 times of uses respectively with quadrat method, 72 hours preventive effects are respectively 82.1% and 85.4% behind the medicine.In experiment, the inventor does not find that test medicine has harmful effect to crop, to beneficial insect safety.
The application example six control paddy rice rice leaf roller tests of pesticide effectiveness
First dimension salt 1%, fipronil bisamide 15%, polycarboxylate 2%, aliphatic amine polyoxyethylene are phonetic 4%, DBSA 4%, silicone oil 0.1%, polyvinyl alcohol 0.2%, and deionized water adds to 100%, mixed 16% first dimension salt fipronil bisamide suspension agent.This proportioning is by 6000 times of dilution sprayings, 72 hours control paddy rice rice leaf roller effects are 93.77%~98.60% behind the medicine, 1% emamectin benzoate water dispersible granule and 20% fipronil bisamide water dispersible granules are according to diluting 1200 times and 2000 times of uses respectively with quadrat method, 72 hours preventive effects are respectively 61.42% and 80.74% behind the medicine.Find that in test the present composition has good preventive effect to simultaneous striped rice borer, paddy stem borer, preventive effect reaches more than 90%, the target crop is had no adverse effects, to beneficial insect safety.
Application example seven is prevented and treated the rice hoppers test of pesticide effectiveness
First dimension salt 1%, fipronil bisamide 4%, aliphatic amine polyoxyethylene are phonetic 4%, silkworm excrement 4%, silicone compound 0.1%, polyethylene glycol 0.5%, glycerine 4%, deionized water add to 100%, mixed 5% first dimension salt fipronil bisamide suspension agent.This proportioning is by 3000 times of dilution sprayings, preventing and treating the rice hoppers effect in 72 hours behind the medicine is 92.75%~97.48%, 1% emamectin benzoate water dispersible granule and 20% fipronil bisamide water dispersible granules are according to diluting 1200 times and 2000 times of uses respectively with quadrat method, 72 hours preventive effects are respectively 61.42% and 80.74% behind the medicine.In experiment, the inventor does not find that test medicine has harmful effect to crop, to beneficial insect safety.
Claims (6)
1. emamectin-benzoate and fipronil bisamide complex insecticidal composition, comprise effective active component, auxiliary agent and filler, it is characterized in that: the effective active composition is emamectin-benzoate and fipronil bisamide, and the percentage by weight of emamectin-benzoate and fipronil bisamide is 0.1~20: 1~50.
2. emamectin-benzoate according to claim 1 and fipronil bisamide complex insecticidal composition is characterized in that: the percentage by weight of emamectin-benzoate and fipronil bisamide is 1~10: 5~35.
3. emamectin-benzoate according to claim 2 and fipronil bisamide complex insecticidal composition is characterized in that: the percentage by weight of emamectin-benzoate and fipronil bisamide is 1~5: 10~20.
4. emamectin-benzoate according to claim 1 and fipronil bisamide Pesticidal combination is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent.
5. the application of emamectin-benzoate according to claim 1 and the pest control of fipronil bisamide Pesticidal combination on paddy rice and vegetables.
6. emamectin-benzoate according to claim 5 and fipronil bisamide complex insecticidal composition are mainly used in control paddy rice paddy stem borer, striped rice borer, rice leaf roller, rice fulgorid, brassicaceous vegetable diamond-back moth, beet armyworm, prodenia litura.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103300019A (en) * | 2012-03-08 | 2013-09-18 | 中化蓝天集团有限公司 | Pesticidal composition |
WO2014170254A1 (en) * | 2013-04-19 | 2014-10-23 | Bayer Cropscience Ag | Insecticidal synergistic combinations of phthaldiamide derivatives and abamectin, emamectin, lepimectin or milbemectin |
CN104186505A (en) * | 2014-09-25 | 2014-12-10 | 江苏省绿盾植保农药实验有限公司 | Insecticidal composition containing abamectin and flubendiamide and application thereof |
CN104285981A (en) * | 2014-09-25 | 2015-01-21 | 江苏省绿盾植保农药实验有限公司 | Emamectin benzoate and flubendiamide-containing insecticidal composition and application thereof |
CN105191952A (en) * | 2014-06-18 | 2015-12-30 | 郭秦 | Pesticide composition for agricultural pests and pesticide thereof |
-
2009
- 2009-11-17 CN CN200910219020A patent/CN101755771A/en active Pending
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103300019A (en) * | 2012-03-08 | 2013-09-18 | 中化蓝天集团有限公司 | Pesticidal composition |
CN103300019B (en) * | 2012-03-08 | 2015-06-24 | 中化蓝天集团有限公司 | Pesticidal composition |
WO2014170254A1 (en) * | 2013-04-19 | 2014-10-23 | Bayer Cropscience Ag | Insecticidal synergistic combinations of phthaldiamide derivatives and abamectin, emamectin, lepimectin or milbemectin |
CN105263323A (en) * | 2013-04-19 | 2016-01-20 | 拜耳作物科学股份公司 | Insecticidal synergistic combinations of phthaldiamide derivatives and abamectin, emamectin, lepimectin or milbemectin |
US9549554B2 (en) | 2013-04-19 | 2017-01-24 | Bayer Cropscience Aktiengesellschaft | Insecticidal synergistic combinations of phthaldiamide derivatives and abamectin, emamectin, lepimectin or milbemectin |
CN105191952A (en) * | 2014-06-18 | 2015-12-30 | 郭秦 | Pesticide composition for agricultural pests and pesticide thereof |
CN105191952B (en) * | 2014-06-18 | 2018-04-06 | 郭秦 | A kind of Pesticidal combination and its insecticide for agricultural pests |
CN104186505A (en) * | 2014-09-25 | 2014-12-10 | 江苏省绿盾植保农药实验有限公司 | Insecticidal composition containing abamectin and flubendiamide and application thereof |
CN104285981A (en) * | 2014-09-25 | 2015-01-21 | 江苏省绿盾植保农药实验有限公司 | Emamectin benzoate and flubendiamide-containing insecticidal composition and application thereof |
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Application publication date: 20100630 |