CN1028473C - Liquid insecticidal mixture - Google Patents
Liquid insecticidal mixture Download PDFInfo
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- CN1028473C CN1028473C CN 92104343 CN92104343A CN1028473C CN 1028473 C CN1028473 C CN 1028473C CN 92104343 CN92104343 CN 92104343 CN 92104343 A CN92104343 A CN 92104343A CN 1028473 C CN1028473 C CN 1028473C
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Abstract
The present invention relates to a dyadic or ternary mixed liquid pesticide which uses cyhalothrin, methyl parathion and/or isocarbophos as effective components. The components have a synergetic prevention and treatment function to various agricultural insects by matching appropriate mielingwei liquor composed of synergistic agents, auxiliary agents and solvent, and synergism is obvious specially to resistance cotton bollworms. The present invention has the advantages of high disinsection toxicity, good prevention and treatment effect and simultaneous elimination of insects and eggs. The present invention opens up a path for delaying the medicine resistance of cotton bollworms and controlling resistance cotton bollworms. The present invention is one pesticide of most effective pesticides for preventing and controlling cotton bollworms at present.
Description
The present invention relates to trifluoro flucythrinate, Methomyl and/or parathion-methyl is the mixing active ingredients liquid pesticide, mentioned component cooperates the Mielingwei liquor of suitable synergist, auxiliary agent and solvent composition, the various agricultural insect there is the preventive and therapeutic effect of synergy, cotton pest is had good preventive effect.Particularly the antagonism cotton bollworm has very strong synergy preventive and therapeutic effect.The Mielingwei liquor is in the present Cotton Production of China, the control resistant insect, and the pesticide resistance that delays insect has been opened up an approach.
Usually use pesticide control cotton pests such as pyrethroid, carbamate, organic phosphates in a large numberly and singlely, cause cotton bollworm to multiple insecticide generation pesticide resistance in various degree, thereby bring a series of serious consequences, the control efficiency of insecticide descends day by day, and cotton bollworm has now become a worldwide problem to the threat that Cotton Production causes.Because bollworm resistance fails effectively to administer, be forced to cancel whole 150,000 hectares cotton planting in Thailand.At present multiple insecticide has been produced resistance in various degree China main cotton growing area cotton bollworm, area that some resistance is higher such as Shandong, Hebei, some areas, Henan are to the stage that is difficult to prevent and treat, some places are had to by manually catching worm, causing the heavy losses of Cotton Production, singly is that the direct economy income of Hebei province's nineteen ninety loss just reaches 100,000,000 yuan.Also brought crisis to textile industry.In recent years in Cotton Production because control number of times and increase again and again with concentration, the labour's of input cost sharply increase and harvest relative decline, serious contusion the cotton grower plant cotton enthusiasm.If the sort of situation of Thailand appears in China, the loss that suffers in our such big country will be difficult to estimate, so the task of top priority that control of cotton bollworm and resistance management problem have become Cotton in China to produce.Early sixties, it is theoretical that U.S. professor George has proposed resistance management multiaction point.On the our times pest resistance treatment strategy being mainly contained saturated improvement, appropriate treatment and multiaction point administers.Pesticidal composition is the concrete grammar that multiaction point is administered.Used mixture major part is the binary built mixture at present, compare with single agent agricultural chemicals, the development of drug resistance of cotton bollworm is had retarding action, the better prevention effect is also arranged, obviously be better than single agent, but the synergy amplitude of mixture and different exist the very big-differences of performance because of the different and proportioning of component.
The objective of the invention is the serious development at bollworm resistance, utilization multiaction point resistance management theory is developed into scientific and reasonable synergistic mixture in indoor and outdoor by the scientific research procedure of strictness.Domestic and international many experts' result of study shows that scientific and reasonable Pesticidal mixture made can strengthen the insect control efficiency of resistanc pest particularly, and can alleviate the pesticide resistance of insect is selected to press, directly insect is carried out drug-fastness eliminate flotation test through indoor, clear and definite scientific and reasonable Pesticidal mixture made truly has the effect that significantly delays pest resistance to insecticide.
The present invention is in the agricultural chemicals of carbamate, pyrethroid and the different mechanism of action of organic phosphor three major types, according to it to cotton bollworm virulence size level, select the highest active ingredient Methomyl, Cyhalothrin and the parathion-methyl of virulence level in the three class medicaments, at random carry out binary or ternary built and form.The Methomyl chemical name is the 1-(methyl mercapto) ethylidene aminomethyl carbamate; Cyhalothrin has another name called cyhalothrin, and chemical name is a 3-(2-chloro-3,3, the 3-trifluoro-propenyl)-2,2-dimethyl cyclopropylene carboxylic acid-cyano group-3-phenoxybenzyl ester; The parathion-methyl chemical name is 0,0-dimethyl-0-p-nitrophenyl sulfo-phosphide ester.Concrete binary is mixed and comprises Cyhalothrin and Methomyl, Cyhalothrin and parathion-methyl, and parathion-methyl and Methomyl be mixed, and 1 part of Cyhalothrin can be mixed with 4-12 part Methomyl or 15-20 part parathion-methyl in general.Liquor of the present invention also can exist with the form that ternary is mixed.General 1 part of Cyhalothrin can be mixed with 4-12 part Methomyl and 15-20 part parathion-methyl.Liquor of the present invention to various agricultural insect, particularly resistant bollworm, has splendid synergy preventive and therapeutic effect under the optimum mixture ratio example of screening.
The preferred liquor of concrete the present invention contains the 1-2% Cyhalothrin, and 4-12% Methomyl and/or 15-20% parathion-methyl are as active ingredient.
Liquor of the present invention can contain synergist further, can adopt that carbamate, pyrethroid and organic phosphor are had the various synergist of synergistic effect, preferred synergist can be S
2, SV
1Butacide, sesame wet goods.In order to obtain good synergistic effect, any two kinds in the above-mentioned synergist can be mixed use.Generally can adopt the single or compound synergist of 5-15% among the present invention.
Selectable, can further contain conventional various bleeding agents in the liquor of the present invention and render a service to improve desinsection.Preferred bleeding agent can be machine oil or JFC.The consumption of bleeding agent is 5-20%.
Can contain above-mentioned synergist and bleeding agent simultaneously in the liquor of the present invention, add synergist and bleeding agent simultaneously after, can significantly improve insecticidal effect.The general single or compound synergist of 5-20%, the bleeding agent of 5-20% of adopting.
The above-mentioned various active ingredients of the present invention, and active ingredient and various synergist and/or bleeding agent, the emulsifier commonly used and the solvent that all can add preparation pesticide liquid body preparation missible oil are mixed with liquor.Do not describe in detail at this for emulsifier and solvent commonly used in the prior art, can be referring to relevant pesticidal preparations one joint in " chemical protection of plant " (agriculture publishing house 1983) book.
Above-mentioned various active ingredient cooperates synergist and/or bleeding agent, and emulsifier, solvent composition Mielingwei liquor of the present invention.The typical prescription of Mielingwei liquor is the 1-2% Cyhalothrin, 4-12% Methomyl and/or 15-20% parathion-methyl, 5-20% synergist, 5-20 bleeding agent, 8-15 emulsifier, the solvent of surplus.
The Mielingwei product exists with the missible oil form.Adopt the conventional method of preparation missible oil, various active ingredients are evenly mixed and make.Mielingwei liquor outward appearance is faint yellow to pale brown look single-phase liquid.
With the Mielingwei of effective dose, concrete condition during according to dispenser such as insect pest situation, crop growthing state, weather conditions etc.Those skilled in the art can grasp suitable formulation rate.General every mu of dosage is a 4.2-12.5 gram active ingredient.Employing will contain the liquor water of effective composition evenly rare after, spray the method dispenser on the insect growing crop.
The characteristics of Mielingwei liquor are to prevent and treat the various agricultural insect, as various pests such as cotton bollworm, cotten aphid, two-spotted spider mite, mythimna separata, melon aphids.Can kill larva to the primary pest cotton bollworm in the cotton field, can kill ovum again, can kill low instar larvae, can kill big instar larvae again, the insecticidal toxicity height, control efficiency is good.Not only the limited good control efficiency in pesticide resistance area in low also can obtain good preventive effect in the high drug-resistance area, has significant synergy preventive and therapeutic effect.
The compound method of liquor of the present invention and insecticidal effect are by following embodiment illustration.Following example only can illustration the present invention, but does not limit the present invention.
In the present invention, except as otherwise noted, all percentages are percent weight in volume.
Prescription one:
Methomyl 10%
Cyhalothrin 1.3%
Parathion-methyl 18.7%
Emulsifier 2,201 10%
The dimethylbenzene surplus
Above-mentioned active ingredient is evenly mixed, be mixed with single-phase missible oil.Below Pei Fang compound method is all identical with prescription one.
Prescription two:
Methomyl 5%
Cyhalothrin 1.3%
Parathion-methyl 18.7%
S
210%
Sesame oil 10%
Emulsifier 2,201 10%
The dimethylbenzene surplus
Prescription three:
Methomyl 5%
Cyhalothrin 1.3%
Parathion-methyl 18.7%
Machine oil/JFC 5%
Emulsifier 2,201 10%
The dimethylbenzene surplus
Prescription four:
Methomyl 5%
Cyhalothrin 1.3%
Parathion-methyl 18.7%
Sesame oil/S
210%
JFC 10%
Emulsifier 2,201 10%
The dimethylbenzene surplus
Prescription five:
Methomyl 5%
Cyhalothrin 1.3%
Parathion-methyl 18.7%
S
210%
Sesame oil 10%
JFC 5%
Emulsifier 2,201 10%
The dimethylbenzene surplus
According to the Mielingwei missible oil of above-mentioned formulated,, all meet the technical indicator and the heat storage stability standard of the relevant missible oil of FAO and China according to the technical standard of measuring the missible oil routine.
By following insecticidal effect embodiment, understand the preventive and therapeutic effect of Mielingwei liquor of the present invention specifically to various agricultural insect synergy such as cotton bollworm, cotten aphid, cotton spider mites, melon aphid, mythimna separatas.
When indoor compound screening active ingredient and best proportioning, adopt topical application method lepidopterous larvae and aphid, generally at one time in (one day) make the toxicity test of the single agent and the medicine that is mixed, draw its toxicity regression line, obtain LD
50Value, 95% confidence limit and correlation coefficient adopt the abundant method of Sun Yun to calculate co-toxicity coefficient.
Drop method is to measure (the about 0.04 microlitre/head of aphid) with homemade stainless steel trace dropper through Tianjin, island CS-920 high speed thin-layer chromatogram scanner, about 0.08 microlitre of cotton bollworm/head, with dropper with soup point at the polypide back, changed in the dactylethrae by medicine examination worm with writing brush or pincet, jump a queue to be placed in the thermophilic insulating box and recover, aphid is after 5 hours, and cotton bollworm was checked lethality after 48 hours, dead criterion is to touch polypide with dialling pin, and motionless person is dead.
Single agent and mixture all are made into 5 concentration with acetone, and following prescription one to five is the acetone solution of prescription one-five active ingredient, and each concentration repeats 3 times, and each repeats to survey 10-30 head examination worm.
In following examples, adopt following abbreviation:
Methomyl is called for short: go out
Cyhalothrin is called for short: merit
Parathion-methyl is called for short: first
Sesame oil is called for short: sesame
Butacide is called for short: increase
Embodiment one:
Measured cyhalothrin and parathion-methyl/Methomyl and be mixed, calculated co-toxicity coefficient,, seen table one, table two data for details to judge the synergy level to the cotton bollworm virulence.(table one, table two are seen the literary composition back)
Table one two data show that cyhalothrin and parathion-methyl or Methomyl are mixed, and co-toxicity coefficient illustrates that all greater than 100 two kinds of medicaments mix the generation synergistic effect.
Embodiment two:
Measured the virulence of the mixture of three kinds of single agent and different proportionings to different resistance level cotton bollworms and melon aphid.Calculate co-toxicity coefficient, to judge its synergy level, detailed data sees Table three-five.(table three, table four, table five are seen the literary composition back)
The data of table three-five show, Methomyl, Cyhalothrin and three kinds of insecticides of parathion-methyl are mixed, tangible synergistic effect is arranged, the prescription co-toxicity coefficient of the 10+ merit of going out 1.3+ first 18.7 is 276, synergy two sesquialters, the synergy level of the data declaration mixture preparation antagonism cotton bollworm of comparison sheet three and table four is higher than the synergy level to sensitive strain.
Embodiment three:
On the basis of embodiment two prescriptions, adopt prescription two to measure and add the influence of synergist the ternary mixture drug effect, detailed data sees Table six.(table six is seen the literary composition back)
After table six presentation of results added synergist, insecticidal toxicity can improve about about two times once more, and this administers resistant bollworm to the virulence that improves Mielingwei, is highly significant.
Embodiment four:
On the basis of embodiment two prescriptions one, adopt prescription three, measured of the influence of adding bleeding agent to the ternary mixture drug effect, see table seven, eight for details.(table seven, table eight are seen the literary composition back)
After table seven, eight presentation of results added bleeding agent, its insecticidal toxicity can improve about about two times once more.
Embodiment five:
On embodiment two prescription bases, adopt prescription four, measured the influence of adding synergist and bleeding agent to the ternary mixture drug effect.
Adopt gluing method to measure the virulence of mite class.Viscose process is to stick on slide one end with hinge, makes outside sticking the facing, and with the female one-tenth mite of writing brush point picking, the mite back of the body is bonded on the gummed paper.Under the binocular anatomical lens, reject the outside of belly or sluggish individuality down, every slide 40-50 individual, to paste light the rolling for 5 seconds of slide dipping in of examination worm then for reagent liquid, remove unnecessary soup airing on the slide with the blotting paper suction, put into culture dish, put a suction cotton balls in the ware and preserve moisture, ware places 27 ℃ of insulating boxs, 24,48 hours inspection lethality.
The preparation water of single agent and mixture is made into 5 concentration, and each concentration repeats 3 times, and each repeats to survey 3 slides.
Detailed data sees Table nine-table ten one.(table nine, table ten, table ten see the literary composition back)
Simultaneously, behind adding synergist and the bleeding agent, cotton tetranychus telarius, cotten aphid and radish aphid all there is very strong synergistic effect.Co-toxicity coefficient to cotton tetranychus telarius is 386, nearly four times of synergy.
Embodiment six:
On embodiment two prescription bases, adopt prescription five to measure the drug effect that adopts two kinds of compound synergic agent and bleeding agent.For the reaction of the cotton bollworm of more different resistance levels to the five Mielingwei liquors of filling a prescription, the virulence level and the synergy level that have compared different resistance level cotton bollworms, further studied the drug effect of Mielingwei, seen table ten two-15 and table ten six, 17 for details other pest such as mythimna separata and melon aphid.(table ten two, table ten three, table ten four, table ten five are seen the literary composition back)
Table ten two-15 is the result show, Mielingwei has significant synergistic effect to the cotton bollworm of different resistance levels, and its synergistic effect is different because of the pest resistance level of control, and has with the bigger trend of resistance level growth synergy amplitude.This result has verified that further synergistic mixture can not only be controlled resistant insect preferably from the reality test, and can delay the development of its resistance effectively.(table ten six, table ten seven are seen the literary composition back)
Table ten six, 17 results show that Mielingwei all has extremely significant synergistic effect to mythimna separata and melon aphid, nearly 23 times to the synergy of melon aphid, illustrate on the pest in addition of Mielingwei control cotton field also have beat all good effect.On agricultural, use the Mielingwei pest control that good prospect is arranged.
On the basis of Toxicity Determination, carried out the experiment of Mielingwei in many places such as Hebei, Shanxi to the actual control efficiency in cotton bollworm field.
Sum up the various places field test results show Mielingwei in Hebei province high, medium and low bollworm resistance level area and cotton bollworm has been shown very high control efficiency in the Xinjiang County, Shanxi.When 0.01% working concentration, reach more than 90% in low anti-district preventive effect, in anti-district reach about 90%; Preventive effect is more outstanding during 0.02% working concentration, and preventive effect reaches more than 94% in low anti-district, and middle and high anti-district reaches more than 90%.No matter from our test, still from cotton grower's reflection, be used for preventing and treating the various insecticides of cotton bollworm at present, as kill the chrysanthemum ester, come the good fortune spirit, beta-cypermethrin, many worms are clear and mixture mite-killing pesticide etc., Mielingwei is the most outstanding to the performance of the control efficiency of cotton bollworm, is one of efficacious agents of control cotton bollworm.
Table one merit first mixture is to the cotton bollworm virulence
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) is poison altogether
Coefficient
Merit 9.6734+2.0423X 5.1481 * 10
-33.6749 * 10
-3-7.2119 * 10
-3
First 8.6485+2.8688X 5.3481 * 10
-24.3338 * 10
2-6.5997 * 10
2
Merit+first
（1∶19） 7.885+1.801X 2.5007×10
-21.9553×10
-2-3.1983×10
-2145.5
Table two merit, the mixture that goes out are to the cotton bollworm virulence
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) is poison altogether
Coefficient
Merit 11.0916+1.7749X 3.698 * 10
-42.6708 * 10
-4-5.1203 * 10
-4
7.1112+1.9584X 8.3556 * 10 goes out
-26.3352 * 10
-2-1.1020 * 10
-4
Merit+go out
（1∶5） 10.9827+2.2167X 1.998×10
-31.4885×10
-3-2.6819×10
-3120.4
Merit+go out
（1∶10） 9.0573+1.6732X 3.7599×10
-32.6577×10
-3-5.3193×10
-3114.1
Table three, single agent and ternary mixture are to the cotton bollworm virulence
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) is poison altogether
Coefficient
Merit 9.6734+2.0423X 5.1481 * 10
-33.6749 * 10
-3-7.2119 * 10
-3
First 7.8958+3.0431X 1.1179 * 10
-19.0688 * 10
-2-1.3779 * 10
-1
5.5322+1.0776X 3.2070 * 10 goes out
-12.5281 * 10
-1-4.0681 * 10
-1
A 8.4212+2.2935X 3.2233 * 10 fills a prescription
-22.7310 * 10
-2-3.8043 * 10
-2206
Single agent of table four and different proportion mixture are to responsive cotton bollworm virulence
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) is poison altogether
Coefficient
Merit 11.0916+1.7749X 3.6980 * 10
-42.6780 * 10
-4-5.1203 * 10
-4
First 8.6485+2.8688X 5.3481 * 10
-24.3338 * 10
-2-6.5997 * 10
-2
7.1112+1.9584X 8.3556 * 10 goes out
-26.3352 * 10
-2-1.1020 * 10
-2
Merit 1.3+ first 18.7+ 5 8.5385+1.6895X 8.0464 * 10 that go out
-35.9457 * 10
-3-1.0889 * 10
299
Merit 1.3+ first 18.7+ 8 7.4338+1.1498C 7.6435 * 10 that go out
-35.0245 * 10
-3-1.1628 * 10
-2115
Merit 1.3+ first 18.7+ 10 8.4103+1.698C 9.8090 * 10 that go out
-37.0755 * 10
-3-1.3599 * 10
-296
Single agent of table five and different proportion mixture are to the virulence of radish aphid
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) is poison altogether
Coefficient
Merit 6.7931+1.3028X 4.2034 * 10
-21.7158 * 10
-2-1.0298 * 10
-1
First 19.5483+4.1941X 3.3980 * 10
-43.0969 * 10
-4-3.7284 * 10
-3
9.7990+2.1210X 5.4633 * 10 goes out
-34.7284 * 10
-3-6.3125 * 10
-3
Merit 0.9+ first 19.1+ 10 21.2035+4.7605X 3.9470 * 10 that go out
-43.5914 * 10
-4-4.3380 * 10
4131
Merit 1.1+ first 18.9+ 10 13.6713+2.6503X 5.3478 * 10 that go out
-43.6378 * 10
-4-7.8616 * 10
-4100
Merit 1.3+ first 18.7+ 10 11.0872+1.6368X 1.9096 * 10 that go out
-41.5852 * 10
-4-2.3004 * 10
-4276
Merit 1.5+ first 18.7+ 10 19.1680+3.8543X 2.1092 * 10 that go out
-41.9155 * 10
-4-2.3224 * 10
-4252
Table six ternary mixture adds the virulence of synergist to cotton bollworm
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) is poison altogether
Coefficient
Merit 9.6734+2.0423X 5.1481 * 10
-33.6749 * 10
-3-7.2119 * 10
-3
First 7.4885+3.6008X 1.0744 * 10
-18.9358 * 10
-2-1.2918 * 10
-1
5.5322+1.0776X 3.2070 * 10 goes out
-12.5281 * 10
-1-4.0681 * 10
-1
Two 8.0628+1.7068X 1.6053 * 10 fill a prescription
-21.1526 * 10
-2-2.2357 * 10
-2407
Table seven ternary mixture adds bleeding agent to cotton bollworm virulence (JFC)
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) synergy multiple
The 5+ merit of going out 1.3+ first 17.8 8.2775+2.0366X 2.4587 * 10
-21.8921 * 10
-2-3.1951 * 10
-2
Prescription three (JFC) 8.3632+1.6794X 9.9394 * 10
-87.2566 * 10
-3-1.3614 * 10
-22.47
Table eight ternary mixture adds behind the bleeding agent cotton bollworm virulence (machine oil)
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) synergy multiple
The 5+1.3+ first of going out 18.7 8.4013+3.0823X 7.8797 * 10
-26.5371 * 10
-2-9.4979 * 10
-2
Prescription three (machine oil) 9.3495+3.1703X 4.2467 * 10
-23.3544 * 10
-2-5.3764 * 10
-21.86
The virulence of four pairs of cotton tetranychus telariuses of table nine prescription
Agricultural chemicals toxicity regression formula (Y=) LD
50(ppm) 95% confidence limit (ppm) co-toxicity coefficient
Merit 3.4107+1.1103X 26.9999 18.4757-33.4570
First 1.5100+1.3481X 387.9533 303.0819-496.5910
1.9713+1.8078X 47.3583 30.9405-72.4878 go out
Prescription four (sesame oil) 2.3940+1.7311X 32.0180 25.7590-39.7978 386
The virulence (sensitive strain) of four pairs of cotten aphids of table ten prescription
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) co-toxicity coefficient
Merit 9.1243+2.6034X 2.4056 * 10
-22.1122 * 10
-2-2.7398 * 10
-2
First 9.1920+2.3563X 1.6632 * 10
-21.2477 * 10
-2-2.2182 * 10
-2
12.5987+3.2360X 4.4860 * 10 goes out
-34.0200 * 10
-3-5.0061 * 10
-3
Prescription four (S
2) 9.0329+1.8704X 6.9799 * 10
-35.5908 * 10
-3-8.7141 * 10
-3151
The virulence of four pairs of radish aphids of table ten prescription
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) co-toxicity coefficient
Merit 6.7931+1.3028X 4.2034 * 10
-21.7158 * 10
-2-1.0298 * 10
-1
First 19.5483+4.1941X 3.3980 * 10
-43.0969 * 10
-4-3.7284 * 10
-4
9.7990+2.1210X 5.4633 * 10 goes out
-34.7284 * 10
-3-6.3125 * 10
-3
Prescription four (S
2) 11.0872+1.6368X 1.9096 * 10
-41.5852 * 10
-4-2.3004 * 10
-4234
Table ten two Mielingweis are to the big instar larvae virulence of cotton bollworm
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) co-toxicity coefficient
Merit 7.1638+1.8549X 6.8512 * 10
-22.9544 * 10
-2-1.5721 * 10
-1
First 5.1450+1.4916X 7.9949 * 10
-16.2827 * 10
-1-1.0174
4.7871+0.9788X 1.6696 1.1002-2.5337 go out
Five 5.3633+0.5073X 1.9221 * 10 fill a prescription
-19.4363 * 10
-2-1.4056 * 10
-254
Table ten three Mielingweis are to the virulence of height for sensitive strain
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) co-toxicity coefficient
Merit 11.0916+1.7749X 3.6980 * 10
-42.6780 * 10
-4-5.1203 * 10
-4
First 8.6485+2.8688X 5.3481 * 10
-24.3338 * 10
-2-6.5997 * 10
-2
7.1112+1.9584X 8.3556 * 10 goes out
-26.3352 * 10
-3-1.1020 * 10
-1
Five 11.6766+3.4573X 1.1718 * 10 fill a prescription
-29.7683 * 10
-2-1.4056 * 10
-2
The virulence of four pairs of medium resistances of table ten (area, Baoding) cotton bollworm
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) co-toxicity coefficient
Merit 9.6734+2.0423X 5.1481 * 10
-33.6749 * 10
-3-7.2119 * 10
-3
First 7.8958+3.0431X 1.1179 * 10
-19.0688 * 10
-2-1.3779 * 10
-1
5.5322+1.0776X 3.2070 * 10 goes out
-12.5281 * 10
-1-4.0681 * 10
-1
Five 7.6138+1.4642X 1.6401 * 10 fill a prescription
-21.1151 * 10
-2-2.4123 * 10
-2401
Five pairs of high resistances of table ten (indoor eliminating selected resistant population) cotton bollworm virulence
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) co-toxicity coefficient
Merit 7.1885+1.5656X 4.0007 * 10
-22.5284 * 10
-2-6.3303 * 10
-2
First 7.3346+3.6753X 2.3162 * 10
-11.8280 * 10
-1-2.9565 * 10
-1
5.4675+2.0484X 5.9126 * 10 goes out
-14.3186 * 10
-1-8.0950 * 10
-1
Five 9.3495+3.1703X 4.2467 * 10 fill a prescription
-23.3544 * 10
-2-5.3764 * 10
-2499
Table ten six Mielingweis are to the virulence of mythimna separata
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) 95% confidence limit (μ g/ head) co-toxicity coefficient
Merit 12.2218+2.1003X 3.6433 * 10
-42.7679 * 10
-4-4.7958 * 10
-4
First 12.0804+2.9525X 3.9964 * 10
-33.2586 * 10
-3-4.9062 * 10
-3
9.3636+1.5590X 1.5887 * 10 goes out
-31.0987 * 10
-3-2.2972 * 10
-3
Five 9.6211+1.3925X 4.8019 * 10 fill a prescription
-41.8364 * 10
-4-1.2556 * 10
-3517
Table ten seven Mielingweis are to the toxicity test of melon aphid
Agricultural chemicals toxicity regression formula (Y=) LD
50(μ g/ head) and 95% confidence limit co-toxicity coefficient
Merit 13.0176+1.8770X 5.3518 * 10
-5(3.8538 * 10
-5-7.4323 * 10
-5
First 5.3378+0.5332X 2.3253 * 10
-1(4.4988 * 10
-2-1.2080)
13.8969+3.3428X 2.1803 * 10 goes out
-3(1.9542 * 10
-3-2.4325 * 10
-3)
The 5+ merit of going out 1.3+ first 18.7+S
25 8.6613+0.8342X 4.0840 * 10
-3(1.0594 * 10
-5-1.5744 * 10
-4) 2296
+ sesame oil 10+JFC5
Claims (9)
1, a kind of mixing liquor of insecticide pesticide is characterized in that containing in the liquor 1-2% Cyhalothrin of percent by volume meter, 4-12% Methomyl and/or 15-20% parathion-methyl by weight.
2, according to the liquor of claim 1, it is characterized in that also containing in the liquor by weight, following one or more of 5-20% of percent by volume meter increase agent agent: SV
1, S
2, Butacide, sesame oil.
3,, it is characterized in that containing in the liquor any two kinds of above-mentioned synergist according to the liquor of claim 2.
4,, it is characterized in that also containing in the liquor bleeding agent of the 5-20% of percent by volume meter by weight: machine oil or JFC according to the liquor of claim 1.
5,, it is characterized in that also containing in the liquor following one or more synergist of 5-20% of percent by volume meter: SV by weight according to the liquor of claim 1
1, S
2, Butacide, sesame oil, and the bleeding agent of the 5-20% of percent by volume meter by weight: machine oil or JFC.
6,, it is characterized in that containing in the liquor any two kinds of above-mentioned synergist according to the liquor of claim 5.
7, the liquor compound method of claim 1-6 is characterized in that above-mentioned each composition is evenly mixed, and is mixed with faint yellow single-phase liquid to pale brown look.
8, the purposes of claim 1-6 liquor is characterized in that the above-mentioned liquor of effective dose is imposed on the cotton field to prevent and treat cotton pest: cotton bollworm, cotten aphid, two-spotted spider mite.
9, the purposes of claim 1-6 liquor is characterized in that the above-mentioned liquor of effective dose is imposed on the cotton field, prevents and treats drug-fast cotton bollworm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92104343 CN1028473C (en) | 1992-06-11 | 1992-06-11 | Liquid insecticidal mixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92104343 CN1028473C (en) | 1992-06-11 | 1992-06-11 | Liquid insecticidal mixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1068707A CN1068707A (en) | 1993-02-10 |
| CN1028473C true CN1028473C (en) | 1995-05-24 |
Family
ID=4940757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92104343 Expired - Fee Related CN1028473C (en) | 1992-06-11 | 1992-06-11 | Liquid insecticidal mixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1028473C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1103183C (en) * | 1993-03-23 | 2003-03-19 | 廖宗族 | Preparation technique of pesticide with high permeability |
| CN1040389C (en) * | 1993-06-03 | 1998-10-28 | 南京农业大学 | Cyhalothrin and chlorpyrifos mixture |
| CN1043118C (en) * | 1993-12-04 | 1999-04-28 | 南京农业大学 | Insecticide containing chlorpyrifos parathion-methyl and phoxim and its preparation |
-
1992
- 1992-06-11 CN CN 92104343 patent/CN1028473C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1068707A (en) | 1993-02-10 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |