CN101897341A - Insecticidal composition containing thiamethoxam and malathion - Google Patents
Insecticidal composition containing thiamethoxam and malathion Download PDFInfo
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- CN101897341A CN101897341A CN2010101506826A CN201010150682A CN101897341A CN 101897341 A CN101897341 A CN 101897341A CN 2010101506826 A CN2010101506826 A CN 2010101506826A CN 201010150682 A CN201010150682 A CN 201010150682A CN 101897341 A CN101897341 A CN 101897341A
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- malathion
- thiophene worm
- worm piperazine
- piperazine
- pesticidal combination
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Abstract
The invention relates to an insecticidal composition containing thiamethoxam and malathion, comprising active components, auxiliaries and filler. The composition is characterized in that the active components are the thiamethoxam and the malathion, wherein the proportion of the thiamethoxam and the malathion is 1-60:1-80. The composition has the advantages that: after the thiamethoxam and the malathion are compounded, the composition has clear effects of synergy and sustainable prevention, enlarges the insecticidal spectrum, reduces dosage of pesticide, reduces residues of the pesticide on the crops, lightens environmental pollution, is safe for humans and animals, has good environmental compatibility, and prevents insects from generating drug resistance.
Description
Technical field
The invention belongs to agricultural technology field, relate to the Pesticidal combination that a kind of effective active composition contains thiophene worm piperazine and malathion.
Background technology
Thiophene worm piperazine, English common name (thiamethoxam), molecular formula is C
8H
10ClN
5O
3S, chemical name 3-(2-chloro-1,3-thiazoles-5-ylmethyl)-5-methyl isophthalic acid, 3,5-oxadiazines-4-base fork (nitro) amine.
Thiophene worm piperazine is a kind of novel high-efficiency low-toxicity broad spectrum pesticide.Be second generation anabasine insecticide, the mechanism of action is similar to first generation anabasine insecticides such as Imidacloprids, but has higher activity.To insect have stomach toxicity, tag, systemic action, characteristics such as speed of action is fast, the lasting period is long.Better to preventive effects such as sucking pest such as aphid, plant hopper, leafhopper, aleyrodids.
The malathion, English common name malathion, chemical name are O, O-diethyl-O-alpha-cyano benzene fork amido thiophosphate, molecular formula is C
10H
19O
6PS
2
The malathion is the high-efficiency low-toxicity organophosphorus insecticide, good tagging and certain fumigation action arranged, at first be oxidized to the stronger malaoxon of virulence after entering polypide, thereby bring into play powerful toxic action, and when entering the warm blooded animal body, then by unexistent carboxy-lesterase hydrolysis in insect bodies, thereby lose toxicity.Malathion toxicity is low, and the longevity of residure is short, and is effective to the insect of sucking mouth parts and biting mouthparts, is applicable to the control tobacco, and the insect of tea and mulberry tree etc. also can be used for preventing and treating stored grain insects.
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 thiophene worm piperazine and malathion can produce good synergistic effect after composite, and still unexposed about the composite relevant report in thiophene worm piperazine and malathion.
Summary of the invention
The objective of the invention is to:, provide a kind of composite thiophene worm piperazine and malathion Pesticidal combination at the practical problem of using thiophene worm piperazine at present separately and malathion pest control dosage is big, cost is high, the repeated use insect easily produces resistance.
The object of the present invention is achieved like this: a kind of thiophene worm piperazine and malathion Pesticidal combination of containing comprises effective active component, auxiliary agent and fills out agent that the weight proportion of effective active composition thiophene worm piperazine and malathion is 1～60: 1～80.
Described thiophene worm piperazine and the malathion Pesticidal combination of containing, the percentage by weight of thiophene worm piperazine and malathion is 1～40: 1～60.
Described thiophene worm piperazine and the malathion Pesticidal combination of containing, the percentage by weight of thiophene worm piperazine and malathion is 1～20: 5～40.
Described thiophene worm piperazine and the malathion Pesticidal combination of containing, the percentage by weight of thiophene worm piperazine and malathion is 5～15: 5～30.
Described thiophene worm piperazine and the malathion Pesticidal combination of containing, the optimum activity proportioning of thiophene worm piperazine and malathion is 1: 1～1: 24, preferred proportioning is 1: 1～1: 12.
The described Pesticidal combination that contains thiophene worm piperazine and malathion adds conventional auxiliary agent by method well-known in the art, can be made into wetting powder, water-dispersible granules, suspending agent, microcapsule suspending agent, aqueous emulsion, microemulsion.
The application of described thiophene worm piperazine and the pest control of malathion Pesticidal combination on crop.
Described thiophene worm piperazine and the malathion Pesticidal combination of containing is mainly used in control diamond-back moth, rice fulgorid, aphid, striped flea-beetle.
The invention has the advantages that:
(1) thiophene worm piperazine and malathion composite after, have notable synergistic and lasting effect;
(2) enlarged insecticidal spectrum, lepidoptera pest has been had special efficacy, effective to coleoptera, diptera, Semiptera various pests;
(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, 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 diamond-back moth and mature larva all pick up from wild cabbage ground, suburb, Xi'an, and indoors artificial turns into adult after raising for 3 generations in the solarium, and mate and oviposit grows to behind 3 instar larvaes standby on potted plant wild cabbage.
Test medicine provides by Shaanxi agricultural chemicals Co., Ltd of U.S. nation.
Experimental scheme: determine thiophene worm piperazine, malathion two single agent and the two not through preliminary experiment
With effective lethal concentration scope of proportioning mixture, each medicament is pressed active constituent content respectively
Design five gradient concentrations and handle, do contrast with the space management that does not contain former medicine.
Test method: respectively the mother liquor of thiophene worm piperazine, malathion and each mixed agent is diluted to above 5 series concentration during test, 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.If the contrast lethality then is considered as invalid test greater than 10%.Computing formula is as follows:
The diamond-back moth 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 thiophene worm piperazine is the standard medicament, and its toxicity index is 100):
TI * the P of the theoretical toxicity index (TTI) of M=thiophene worm piperazine
Thiophene worm piperazineTI * the P of+malathion
The malathion
In the formula: M is the mixture of different proportionings
P
The malathionBe malathion shared ratio in composition
P
Thiophene worm piperazineBe thiophene worm piperazine shared ratio in composition
Experimental result is as shown in table 1:
Table 1 thiophene worm piperazine and malathion and composite toxicity test thereof to the wild cabbage diamond-back moth
As shown in Table 1, the composite co-toxicity coefficient to diamond-back moth in thiophene worm piperazine and malathion all shows as the notable synergistic effect, and is the most obvious with synergistic effect in 1: 12 o'clock.So research and extension of the present invention is significant.
Implementation of an application example two the implementation of Formulation Example
Embodiment 175% thiophene worm piperazine malathion wetting powder
Thiophene worm piperazine 10%, malathion 65%, polycarboxylate 5%, lauryl sodium sulfate 3%, spaonin powder 2%, kaolin 15%, mixture carries out comminution by gas stream, makes 75% thiophene worm piperazine malathion wetting powder.
Embodiment 255% thiophene worm piperazine malathion wetting powder
Thiophene worm piperazine 20%, malathion 35%, lignosulfonates 4%, tea are withered 4%, white carbon 13%, kaolin 24%, and mixture carries out comminution by gas stream, makes 55% thiophene worm piperazine malathion wetting powder.
Embodiment 340% thiophene worm piperazine malathion wetting powder
Thiophene worm piperazine 3%, malathion 37%, alkyl benzene sulfonate calcium salt 5%, wetting and penetrating agent F3%, white carbon 12%, bentonite 40%, mixture carries out comminution by gas stream, makes 40% thiophene worm piperazine malathion wetting powder.
Embodiment 470% thiophene worm piperazine malathion water dispersible granules
Thiophene worm piperazine 30%, malathion 40%, polycarboxylate 3%, lignosulfonates 3%, lauryl sodium sulfate 4%, ammonium sulfate 2%, starch 18%, the mixed 70% thiophene worm piperazine malathion water dispersible granules that gets.
Embodiment 550% thiophene worm piperazine malathion water dispersible granules
Thiophene worm piperazine 15%, malathion 35%, alkylphenol-polyethenoxy are phonetic 3%, polyoxyethylene carboxylate 3%, soapberry powder 4%, sodium bicarbonate 3%, starch 15%, kaolin 22%, mixed 50% thiophene worm piperazine malathion water dispersible granules.
Embodiment 630% thiophene worm piperazine malathion water dispersible granules
Thiophene worm piperazine 8%, malathion 22%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 5%, DBSA 2%, starch 20%, diatomite 43%, the mixed 30% thiophene worm piperazine malathion water dispersible granules that gets.
Embodiment 750% thiophene worm piperazine malathion suspending agent
Thiophene worm piperazine 5%, malathion 45%, alkyl benzene sulfonate calcium salt 4%, sodium lignin sulfonate 3%, DBSA 4%, silicone oil 0.1%, xanthan gum 0.3%, deionized water adds to 100%, the mixed 50% thiophene worm piperazine malathion suspending agent that gets.
Embodiment 840% thiophene worm piperazine malathion suspending agent
Thiophene worm piperazine 4%, malathion 36%, polycarboxylate 4%, soapberry powder 5%, silicone compound 0.1%, hydroxyethylcellulose 0.1%, ethylene glycol 2%, deionized water add to 100%, the mixed 40% thiophene worm piperazine malathion suspending agent that gets.
Embodiment 926% thiophene worm piperazine malathion suspending agent
Thiophene worm piperazine 2%, malathion 24%, polycarboxylate 2%, neopelex 2%, silicone compound 0.1%, polyethylene glycol 0.5%, glycerine 4%, deionized water add to 100%, the mixed 26% thiophene worm piperazine malathion suspending agent that gets.
Embodiment 1048% thiophene worm piperazine malathion aqueous emulsion
Thiophene worm piperazine 8%, malathion 40%, cyclohexanone 24%, N-pyrrolidones 8%, deionization farming breast 1600
#3%, the farming breast 500
#4%, ethylene glycol 4%, polyethylene glycol 1%, silicone oil 0.4%, deionized water supplies 100%, makes 48% thiophene worm piperazine malathion aqueous emulsion.
Embodiment 1135% thiophene worm piperazine malathion aqueous emulsion
Thiophene worm piperazine 5%, malathion 30%, toluene 30%, farming breast 400
#4%, 600
#Phosphate 4%, propane diols 4%, polyvinyl alcohol 1%, silicone oil 0.4%, deionized water supplies 100%, makes 35% thiophene worm piperazine malathion aqueous emulsion.
Embodiment 1220% thiophene worm piperazine malathion aqueous emulsion
Thiophene worm piperazine 1%, malathion 19%, acetonitrile 18%, toluene 13%, farming breast 400
#4%, 600
#Phosphate 4%, propane diols 4%, polyvinyl alcohol 1%, silicone oil 0.4%, deionized water supplies 100%, makes 20% thiophene worm piperazine malathion aqueous emulsion.
Embodiment 1330% thiophene worm piperazine malathion microemulsion
Thiophene worm piperazine 3%, malathion 27%, N-octylpyrrolidone 17%, toluene 5%, ethylene glycol monomethyl ether 4%, ethyl acetate 4%, farming breast 34
#6%, triethanolamine salt 6%, ethylene glycol 2%, silicone oil 0.4%, deionized water supplies 100%, makes 30% thiophene worm piperazine malathion microemulsion.
Embodiment 1425% thiophene worm piperazine malathion microemulsion
Thiophene worm piperazine 1%, malathion 24%, N, dinethylformamide 17%, methyl alcohol 8%, N-pyrrolidones 4%, tween 4%, farming breast 600
#3%, Nongru-700
#5%, propane diols 3%, silicone oil 0.4%, deionized water are supplied 100%, 25% thiophene worm piperazine malathion microemulsion.
Embodiment 1513% thiophene worm piperazine malathion microemulsion
Thiophene worm piperazine 1%, malathion 12%, ethyl acetate 10%, vegetable oil 10%, sapn series 8%, styrene polyoxyethylene ether ammonium sulfate salt 7%, propane diols 3%, silicone oil 0.4%, deionized water are supplied 100%, 13% thiophene worm piperazine malathion microemulsion.
Embodiment 1620% thiophene worm piperazine malathion microcapsule suspending agent
Thiophene worm piperazine 5%, malathion 15%, farming breast 600
#5%, Nongru-700
#10%, lignin 8%, acetone 10%, methyl alcohol 5%, deionized water supply 100%, make 20% thiophene worm piperazine malathion microcapsule suspending agent.
Embodiment 1712% thiophene worm piperazine malathion microcapsule suspending agent
Thiophene worm piperazine 2%, malathion 10%, farming breast 500
#5%, the farming breast 400
#10%, shitosan 8%, toluene 8%, methyl alcohol 5%, deionized water supply 100%, make 12% thiophene worm piperazine malathion microcapsule suspending agent.
Embodiment 186% thiophene worm piperazine malathion microcapsule suspending agent
Thiophene worm piperazine 1%, malathion 4%, farming breast 600
#5%, tween 10%, gelatin 8%, methyl alcohol 10%, octanol 5%, deionized water supply 100%, make 6% thiophene worm piperazine malathion microcapsule suspending agent.
Application Example three thiophene worm piperazines and malathion and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
This experimental establishment is at Guangxi province Liuzhou City suburb paddy field, and test medicine is researched and developed, provided by Shaanxi agricultural chemicals Co., Ltd of U.S. nation, contrast medicament 25% thiophene worm piperazine water dispersible granules (commercial), 40% malathion missible oil (commercial).
Investigation rice hoppers insect pest index before the medicine in the their early stage dispenser, was investigated the insect pest indexes in 24 hours, 72 hours after the dispenser and is calculated preventive effect.Experimental result is as follows:
Table 2 thiophene worm piperazine, malathion and the composite rice hoppers test of pesticide effectiveness of preventing and treating thereof
| Handle medicament | Extension rate | 24 hours preventive effects (%) behind the medicine | 72 hours preventive effects (%) behind the medicine |
| 75% thiophene worm piperazine malathion wetting powder | 3000 times | 90.53 | 94.35 |
| 50% thiophene worm piperazine malathion water dispersible granules | 1800 times | 89.34 | 93.68 |
| 26% thiophene worm piperazine malathion suspending agent | 1000 times | 90.58 | 94.45 |
| 48% thiophene worm piperazine malathion aqueous emulsion | 1500 times | 91.33 | 95.64 |
| 30% thiophene worm piperazine malathion microemulsion | 1000 times | 88.05 | 93.22 |
| 20% thiophene worm piperazine malathion microcapsule suspending agent | 800 times | 89.34 | 91.50 |
| 25% thiophene worm piperazine water dispersible granules | 3500 times | 70.13 | 76.15 |
| 40% malathion missible oil | 400 times | 69.15 | 74.84 |
As can be seen from Table 2, can effectively prevent and treat rice hoppers after thiophene worm piperazine and malathion are composite, control efficiency all is better than contrasting medicament.In the test scope of medication, the target crop is had no adverse effects.
Application Example four thiophene worm piperazines and malathion and the composite control wild cabbage striped flea-beetle test of pesticide effectiveness thereof
This experimental establishment is in the Lantian County, Xian City, Shanxi Province, and test medicine is researched and developed, provided by Shaanxi agricultural chemicals Co., Ltd of U.S. nation, contrast medicament 25% thiophene worm piperazine water dispersible granules (commercial), 40% malathion missible oil (commercial).
Investigation wild cabbage striped flea-beetle insect pest index in the their early stage dispenser, was investigated the insect pest indexes in 24 hours, 72 hours after the dispenser and is calculated preventive effect before the medicine.Experimental result is as follows:
Table 3 thiophene worm piperazine, malathion and the composite control wild cabbage striped flea-beetle test of pesticide effectiveness thereof
| Handle medicament | Extension rate | 24 hours preventive effects (%) behind the medicine | 72 hours preventive effects (%) behind the medicine |
| 55% thiophene worm piperazine malathion wetting powder | 5500 times | 89.57 | 93.64 |
| 30% thiophene worm piperazine malathion water dispersible granules | 2000 times | 90.48 | 95.66 |
| 40% thiophene worm piperazine malathion suspending agent | 3500 times | 89.35 | 92.35 |
| 35% thiophene worm piperazine malathion aqueous emulsion | 3000 times | 92.54 | 96.86 |
| 25% thiophene worm piperazine malathion microemulsion | 1500 times | 88.21 | 90.23 |
| 12% thiophene worm piperazine malathion microcapsule suspending agent | 750 times | 91.04 | 93.20 |
| 25% thiophene worm piperazine water dispersible granules | 3500 times | 69.54 | 76.15 |
| 40% malathion missible oil | 600 times | 68.73 | 74.53 |
As can be seen from Table 3, can effectively prevent and treat the wild cabbage striped flea-beetle after thiophene worm piperazine and malathion are composite, control efficiency all is better than contrasting medicament.In the test scope of medication, the target crop is had no adverse effects.
Application Example five thiophene worm piperazines and malathion and the composite control cotton aphid test of pesticide effectiveness thereof
This experimental establishment is in Accessories during Binzhou Cao County, Shandong Province, and test medicine is researched and developed, provided by Shaanxi agricultural chemicals Co., Ltd of U.S. nation, contrast medicament 25% thiophene worm piperazine water dispersible granules (commercial), 40% malathion missible oil (commercial).
Investigation cotton aphid insect pest index before the medicine in the their early stage dispenser, was investigated the insect pest indexes in 24 hours, 72 hours after the dispenser and is calculated preventive effect.Experimental result is as follows:
Table 4 thiophene worm piperazine, malathion and the composite control cotton aphid test of pesticide effectiveness thereof
| Handle medicament | Extension rate | 24 hours preventive effects (%) behind the medicine | 72 hours preventive effects (%) behind the medicine |
| 40% thiophene worm piperazine malathion wetting powder | 3600 times | 88.18 | 91.67 |
| 70% thiophene worm piperazine malathion water dispersible granules | 5000 times | 92.37 | 93.85 |
| 50% thiophene worm piperazine malathion suspending agent | 4000 times | 92.43 | 95.53 |
| 20% thiophene worm piperazine malathion aqueous emulsion | 1500 times | 88.95 | 93.68 |
| 13% thiophene worm piperazine malathion microemulsion | 2000 times | 92.67 | 95.84 |
| 6% thiophene worm piperazine malathion microcapsule suspending agent | 500 times | 90.32 | 92.54 |
| 25% thiophene worm piperazine water dispersible granules | 3500 times | 70.10 | 77.52 |
| 40% malathion missible oil | 550 times | 68.51 | 73.76 |
As can be seen from Table 4, can effectively prevent and treat cotton aphid after thiophene worm piperazine and malathion are composite, control efficiency all is better than contrasting medicament.In the test scope of medication, the target crop is had no adverse effects.And cotton aphid there is favorable effect.
Above-described embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a Pesticidal combination that contains thiophene worm piperazine and malathion comprises effective active component, auxiliary agent and filler, it is characterized in that: the effective active composition contains thiophene worm piperazine and malathion, and the percentage by weight of thiophene worm piperazine and malathion is 1～60: 1～80.
2. the Pesticidal combination that contains thiophene worm piperazine and malathion according to claim 1 is characterized in that: the percentage by weight of thiophene worm piperazine and malathion is 1～40: 1～60.
3. the Pesticidal combination that contains thiophene worm piperazine and malathion according to claim 2 is characterized in that: the percentage by weight of thiophene worm piperazine and malathion is 1～20: 5～40.
4. the Pesticidal combination that contains thiophene worm piperazine and malathion according to claim 1 is characterized in that: composition is made wetting powder, water-dispersible granules, suspending agent, microcapsule suspending agent, aqueous emulsion, microemulsion.
5. the application of the pest control of Pesticidal combination on crop of thiophene worm piperazine according to claim 1 and malathion.
6. the application of the control diamond-back moth of the Pesticidal combination of thiophene worm piperazine according to claim 5 and malathion on crop, rice fulgorid, aphid, striped flea-beetle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101506826A CN101897341A (en) | 2010-04-20 | 2010-04-20 | Insecticidal composition containing thiamethoxam and malathion |
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|---|---|---|---|
| CN2010101506826A CN101897341A (en) | 2010-04-20 | 2010-04-20 | Insecticidal composition containing thiamethoxam and malathion |
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|---|---|---|---|
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102318640A (en) * | 2011-07-13 | 2012-01-18 | 南京扬子鸿利源化学品有限责任公司 | Karbofos emulsion in water and preparation method thereof |
| CN103068226A (en) * | 2010-07-09 | 2013-04-24 | 石原产业株式会社 | Water-based pesticidal suspension |
| CN116897949A (en) * | 2023-06-28 | 2023-10-20 | 湖南省农业生物技术研究所 | Synergistic pesticide composition containing malathion and application thereof |
-
2010
- 2010-04-20 CN CN2010101506826A patent/CN101897341A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103068226A (en) * | 2010-07-09 | 2013-04-24 | 石原产业株式会社 | Water-based pesticidal suspension |
| CN103068226B (en) * | 2010-07-09 | 2015-01-07 | 石原产业株式会社 | Water-based pesticidal suspension |
| US9629360B2 (en) | 2010-07-09 | 2017-04-25 | Ishihara Sangyo Kaisha, Ltd. | Water-based pesticidal suspension |
| CN102318640A (en) * | 2011-07-13 | 2012-01-18 | 南京扬子鸿利源化学品有限责任公司 | Karbofos emulsion in water and preparation method thereof |
| CN116897949A (en) * | 2023-06-28 | 2023-10-20 | 湖南省农业生物技术研究所 | Synergistic pesticide composition containing malathion and application thereof |
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Application publication date: 20101201 |