CN101444210B - Desinsection composite with synergy and application thereof - Google Patents
Desinsection composite with synergy and application thereof Download PDFInfo
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- CN101444210B CN101444210B CN200810190735XA CN200810190735A CN101444210B CN 101444210 B CN101444210 B CN 101444210B CN 200810190735X A CN200810190735X A CN 200810190735XA CN 200810190735 A CN200810190735 A CN 200810190735A CN 101444210 B CN101444210 B CN 101444210B
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Abstract
The invention relates to a desinsection composite with synergy and application thereof. The effective components are Nitenpyram and pyrethroid pesticides; the weight portion ratio of the Nitenpyram to the pyrethroid pesticides is 10:1-1:50. The desinsection composite can be processed into any preparation formulation acceptable to pesticide application; the preferable preparation formulation is wettable powder, aqueous emulsion, missible oil, microemulsion, water dispersible granule or troche, and suspending agent. The composite has remarkable synergy on pests and is used for controlling pests on plants, especially for controlling plant louse, thrips and fleahopper.
Description
Technical field
The present invention relates to composition pesticide and application thereof, being specifically related to Nitenpyram and pyrethroid pesticide is the Pesticidal combination of active ingredient, be used to prevent and treat the insect on the plant, be particularly useful for anti-eliminating aphis, thrips and mirid pentatomid, more specifically be suitable for preventing and treating insects such as the aphid that produces resistance, thrips, mirid pentatomid.
Background technology
At present countries in the world are all paid attention to the Pesticidal products structure updating more, all promote that development is efficient, safety, novel agrochemical and preparation that Environmental compatibility is good.The problem that the chemical control insect is easy to generate most is the generation of pest resistance to insecticide.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 development rate produces the speed of resistance less than insect.The 2nd, the compositions that several mechanism of action are different are mixed, and reasonably being mixed to produce synergistic effect, make field efficacy obviously be better than the independent effect of single agent.
Nitenpyram, English general nitenpyram by name is the second generation anabasine insecticide after Imidacloprid, is widely used in paddy rice, fruit tree, vegetables and tea etc., can prevent and treat various pests, for example aphid, thrips, aleyrodid, leafhopper etc.Nitenpyram mainly acts on the nervous system of insect, does not have mutual pesticide resistance with most insecticides.The Nitenpyram lasting period is long, crop is not had poisoning, is the agricultural chemicals of recommending in integrated pest control in agriculture and the nuisanceless production.Nitenpyram structure and Imidacloprid belong to anabasine, and the pesticide resistance risk is higher, must take preventive measures.
Pyrethroid pesticide is the insecticide of new generation that grows up on the basis of the active ingredient of simulation natural pyrethrum and chemical constitution thereof, and principal item has cypermethrin, decis, gamma cyhalothrin, sumicidin, fenpropathrin, Biphenthrin, ether chrysanthemum ester, betacyfluthrin etc.The quick-acting of pyrethroid pesticide is good, and insecticidal spectrum is wide, and residual low, toxicity is little, is applicable to peanut, soybean, cotton, fruit tree, vegetables etc., becomes country and advocates the alternative high poison of promoting, the desirable kind of high residue organophosphorous pesticide.But long-term single use insect easily develops immunity to drugs to it.
At present, the composite and application of Nitenpyram and pyrethroid pesticide occurs as yet, does not at home and abroad also appear in the newspapers in the document.
Summary of the invention
At above-mentioned situation, the purpose of this invention is to provide a kind of Pesticidal combination, this composition quick-acting is good, the lasting period is long, can reduce the usage amount of agricultural chemicals, helps to overcome and delay the generation and the development of pest resistance to insecticide.
Another object of the present invention provides the application of Pesticidal combination.
The objective of the invention is to be achieved through the following technical solutions:
The agricultural chemicals of different cultivars shows three kinds of type of action: summation action, synergistic effect and antagonism after mixing usually.But be specially which kind of effect, can't do not determine by a large amount of tests.Go up the aphid that produces resistance in order to prevent and treat agricultural, the inventor finds the mixed use of Nitenpyram and pyrethroid pesticide unexpectedly at first by indoor biological activity determination test, and insect is had the notable synergistic effect, after further study, finished the present invention.
The pyrethroid pesticide that the present composition relates to comprises:
1, gamma cyhalothrin has another name called λ-Cyhalothrin, English general lambda-cyhalothrin by name, and the CA registration number is 91465-08-6.Gamma cyhalothrin have tag, stomach poison function, no systemic action, insecticidal spectrum is wide, insecticidal action is fast, hold imitate long.Can be widely used in Lepidoptera, coleoptera and the homoptera pest of crops such as control cotton, fruit tree, soybean, vegetables.
2, decis has another name called decis, English general deltamethrin by name, and the CA registration number is 52918-63-5.The decis insecticidal spectrum is wide, and the speed of knocking down is fast, and is especially big to lepidopterous larvae and aphid lethality.The decis site of action is in nervous system, makes insect be overexcited, benumb and dead.
3, cyfloxylate and betacyfluthrin, English general cyfluthrin by name, beta-cyfluthrin, betacyfluthrin is the efficient isomer of cyfloxylate.Cyfloxylate and betacyfluthrin insecticidal spectrum are wide, are applicable to cotton, wheat, corn, vegetables, tomato, apple, oranges and tangerines, grape, rape, Soybean and Other Crops.
4, cypermethrin and beta-cypermethrin, English general cypermethrin by name, beta-cypermethrin, beta-cypermethrin is two pairs of efficient raceme mixtures in the cypermethrin.Cypermethrin and beta-cypermethrin are widely used in preventing and treating insects such as the Lepidoptera, coleoptera of crops such as cotton, fruit tree, soybean, vegetables.
5, fenpropathrin, English general fenpropathrin by name.Fenpropathrin is effective to various pests such as Lepidoptera, Homoptera, Semiptera, diptera, coleopteras, to the one-tenth mite of multiple harmful mite, if mite and mite ovum have certain control efficiency, controls but the worm mite is double.Be mainly used in cotton, vegetables, fruit tree, tea tree, flowers and other crops.
6, Biphenthrin has another name called Uranus, English general bifenthrin by name, and the CA registration number is 82657-04-3.Biphenthrin is effective to various pests such as Lepidoptera, Semiptera, coleoptera, thripss, can also prevent and treat the mite class, as cotton red spider, panonychus ulmi, eggplant and beans two spotted spider mite, acaphylla theae, tarsonemid, short hairs mite etc.
7, ether chrysanthemum ester has another name called Li Laiduo, trebon, English general etofenprox by name, and the CA registration number is 80844-07-01.Ether chrysanthemum ester is applicable to paddy rice, vegetables, tobacco, cotton, soybean, seeding corn and other crops, and various pests such as Lepidoptera, Semiptera, orthoptera, coleoptera, diptera and Isoptera are had efficiently.
The present composition is first active component (A) with Nitenpyram, with pyrethroid pesticide is second active component (B), B is at least a in gamma cyhalothrin, decis, betacyfluthrin (or cyfloxylate), beta-cypermethrin (or cypermethrin), fenpropathrin, Biphenthrin, the ether chrysanthemum ester, the ratio of quality and the number of copies of A and B is 10: 1-1: 50, and be 10 preferably: 1-1: 20.
Pesticidal combination provided by the invention, can be according to crop, the environmental condition of living in of required control, prevent and treat all kinds of factors such as method, control cost, make acceptable any one formulation in the agricultural chemicals application, preferred formulation is wetting powder, aqueous emulsion, missible oil, microemulsion, water dispersible granules or tablet.
Auxiliary material in the present composition comprises that solvent, dispersant, wetting agent, emulsifier, stabilizing agent, thickener, pH regulator agent, antifreezing agent, excipient, filler, carrier, bleeding agent, synergist and other are of value to the known substance of active ingredient stable and drug effect performance in preparation, all be the various compositions that permission commonly used in the pesticidal preparations is used, be not particularly limited.
The processing technology of the various preparations of the present composition adopts known method preparation, is method commonly used in the pesticidal preparations processing technology.
Product described in the invention can the finished product preparation form provide, and promptly each material mixes in the composition, and the composition of composition also can provide with single agent form, directly directly mixes in bucket or jar before the use, is diluted to required concentration then.
The present invention is in conjunction with test and embodiment, and composition has obvious synergistic effect as can be seen, and has produced following beneficial effect:
1. the present composition shows fabulous synergistic effect in certain ratio range, the insecticidal effect of composition is significantly improved than single agent, using dosage, dispenser recruitment and the cost of agricultural chemicals have been reduced, also reduced harmful effect and residue of pesticide, had tangible economic benefit and environmental benefit environment.
2. the active ingredient mechanism of action difference in the present composition, the application of composition can delay or overcome pest resistance to insecticide, prolongs the service life of single agent.
3. the present composition combines the advantage of two kinds of active ingredient insecticidal actions well, has remedied shortcoming separately, and promptly pyrethroid pesticide quick-acting is good, but the lasting period is relatively poor; The Nitenpyram lasting period is long, but quick-acting is poor.
Embodiment
The present patent application people is in to the research of aphid pesticide resistance, the aphid of finding Nitenpyram antagonism Imidacloprid is active high, by further that Nitenpyram and other known farm chemical ingredients is composite, found that unexpectedly Nitenpyram and pyrethroid insecticides are 10 at ratio of quality and the number of copies: 1-1:, aphid is had significant synergistic effect at 50 o'clock.The present composition is an active ingredient with Nitenpyram and pyrethroid insecticides, both are 10 by ratio of quality and the number of copies: 1-1: 50 is composite, the employing prior art will contain the former medicine of these active ingredients and suitable assistant agent is made upward available any formulation of agricultural, and the total content of two kinds of active ingredients in preparation is 5-80%; The present composition can be used for preventing and treating insect, the especially homoptera pest on the various plants, more particularly aphid, thrips and mirid pentatomid.
In order to make purpose of the present invention, technical scheme and advantage clearer, summary of the invention is described in further detail below in conjunction with embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.All any modifications of being made 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, therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Percentage is mass percent in the proportioning of all preparations.The treatment dosage of the test of pesticide effectiveness is the amount of active ingredient.
Embodiment 1:12.5% Nitenpyram efficient cyhalothrin emulsifiable concentrate (4: 1)
Nitenpyram 10%
Gamma cyhalothrin 2.5%
OP-10 3％
The newborn 500# 3% of farming
Nongru-700 # 3%
Acetone 8%
Cyclohexanone to 100%
The ratio of mentioned component in prescription added in the mixing kettle, stir, make 12.5% Nitenpyram efficient cyhalothrin emulsifiable concentrate.
The test of this prescription control vegetable aphid, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.) and 2.5% efficient cyhalothrin emulsifiable concentrate (Shenzhen Nuopuxin Agricultural Chemical Co., Ltd).Test adopts spraying to handle.
This prescription is by 2000 times of dilution sprayings, and the contrast medicament all adopts 1500 times of processing, and its control efficiency is as shown in table 1.
As can be seen, the control efficiency of 12.5% Nitenpyram efficient cyhalothrin emulsifiable concentrate is aspect quick-acting and lasting period, all obviously be better than single agent kind, show the composite of Nitenpyram and gamma cyhalothrin, obvious synergistic effect is arranged, can reduce dosage simultaneously.
The field efficacy result of table 1.12.5% Nitenpyram efficient cyhalothrin emulsifiable concentrate control vegetable aphid
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 15 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | 72.3 | ?88.2 | ?85.1 |
| Contrast 2:2.5% efficient cyhalothrin emulsifiable concentrate | 89.6 | ?84.3 | ?75.1 |
| 12.5% Nitenpyram efficient cyhalothrin emulsifiable concentrate | 94.2 | ?96.7 | ?91.5 |
Embodiment 2:11% Nitenpyram gamma cyhalothrin aqueous emulsion (10: 1)
Nitenpyram 10%
Gamma cyhalothrin 1%
Nongru-700 # 4%
The newborn 500# 2% of farming
Phenethyl phenol polyethenoxy polyethenoxy ether 2%
Propane diols 2%
Water is mended to 100%
Mentioned component is pressed formula rate add in the blender, shear, be mixed with product through fully stirring.
The test of this prescription control apple yellow aphid, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.), 2.5% gamma cyhalothrin aqueous emulsion (Dongguan City, Guangdong Province Rui Defeng bio tech ltd).Test adopts spraying to handle.
The dosage of this prescription is 30 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, and the dosage of 2.5% gamma cyhalothrin aqueous emulsion is 15 gram/hectares, and its control efficiency is as shown in table 2.
As can be seen, the control efficiency of this prescription aspect quick-acting and lasting period, all obviously is better than single agent kind, shows the composite of Nitenpyram, betacyfluthrin, and obvious synergistic effect is arranged, and can reduce dosage simultaneously.
The field efficacy result of table 2.11% Nitenpyram gamma cyhalothrin aqueous emulsion control cabbage caterpillar
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 15 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | 71.3 | ?85.2 | ?80.7 |
| Contrast 2:2.5% gamma cyhalothrin aqueous emulsion | 88.1 | ?80.3 | ?68.1 |
| Embodiment 2 prescriptions | 92.2 | 96.5 | 90.1 |
Embodiment 3:35% Nitenpyram decis betacyfluthrin water dispersible granules (1:
1+1.5)
Nitenpyram 10%
Decis 10%
Betacyfluthrin 15%
Lauryl sodium sulfate 4%
Modified lignin resin sodium sulfonate 10%
Formaldehyde condensation products sodium sulfonate 6%
Ammonium sulfate 5%
Kaolin is mended to 100%
Mentioned component mixes in proportion after coarse crushing, becomes wetting powder through comminution by gas stream, adds a certain amount of water mixing extruding again and makes material, and product is made in the drying screening.
The test of this prescription control cotton mirid pentatomid, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.), 25% decis water dispersible granules (Jiangsu Reher Chemical Co., Ltd.) and 2.5% betacyfluthrin aqueous emulsion (Dongguan City, Guangdong Province Rui Defeng bio tech ltd).Test adopts spraying to handle.
The dosage of this prescription is 15 gram/hectares, and the dosage that contrasts medicament 1 and 2 is 20 gram/hectares, and the dosage of contrast medicament 3 is 15 gram/hectares, and its control efficiency is as shown in table 3.
As can be seen, the control efficiency of this prescription aspect quick-acting and lasting period, all obviously is better than single agent kind, shows the composite of Nitenpyram, decis, betacyfluthrin, and obvious synergistic effect is arranged, and can reduce dosage simultaneously.
The field efficacy result of table 3.35% Nitenpyram decis betacyfluthrin water dispersible granules control cotton mirid pentatomid
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 30 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | ?64.3 | ?87.2 | 83.1 |
| Contrast 2:25% decis water dispersible granules | ?70.1 | ?85.3 | 73.7 |
| Contrast 3:2.5% betacyfluthrin aqueous emulsion | 88.3 | 87.2 | 70.9 |
| Embodiment 3 prescriptions | 95.2 | 96.6 | 92.5 |
Embodiment 4:2.5% Nitenpyram decis microemulsion (1: 4)
Nitenpyram 0.5%
Decis 2%
Calcium dodecyl benzene sulfonate 4%
The newborn 2201# 4% of farming
N-Methyl pyrrolidone 3%
Isopropyl alcohol 6%
Acetone 4%
Water is mended to 100%
With each component stirring and evenly mixing in agitator, the heating phase inversion promptly gets 2.5% Nitenpyram decis microemulsion.
This prescription control wheat aphid test, the contrast medicament is 10% Nitenpyram aqua (this agricultural chemicals Co., Ltd is found in Lianyun Harbour, Jiangsu) and 2.5% decis microemulsion (Shenzhen Nuopuxin Agricultural Chemical Co., Ltd).Test adopts spraying to handle.
The dosage of this prescription is 15 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 20 gram/hectares, and the dosage of 2.5% decis microemulsion is 15 gram/hectares, and its control efficiency is as shown in table 4.
As can be seen, the control efficiency of 2.5% Nitenpyram decis microemulsion aspect quick-acting and lasting period, all obviously is better than single agent kind, shows the composite of Nitenpyram and decis, and obvious synergistic effect is arranged, and can reduce dosage simultaneously.
The field efficacy result of table 4.2.5% Nitenpyram decis microemulsion control wheat aphid
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 30 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | 63.3 | 86.2 | 75.1 |
| Contrast 2:2.5% decis microemulsion | 87.1 | 86.8 | 68.6 |
| 2.5% Nitenpyram decis microemulsion | 93.2 | 96.8 | 95.6 |
Embodiment 5:12% Nitenpyram betacyfluthrin aqueous emulsion (5: 1)
Nitenpyram 10%
Betacyfluthrin 2%
Nongru-700 # 4%
The newborn 500# 2% of farming
Phenethyl phenol polyethenoxy polyethenoxy ether 2%
Propane diols 2%
Water is mended to 100%
Mentioned component is pressed formula rate add in the blender, shear, be mixed with 12% Nitenpyram gamma cyhalothrin aqueous emulsion through fully stirring.
The test of this prescription control tea tree leafhopper, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.) and 2.5% betacyfluthrin aqueous emulsion (Dongguan City, Guangdong Province Rui Defeng bio tech ltd).Test adopts spraying to handle.
The dosage of this prescription is 22.5 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, and the dosage of 2.5% betacyfluthrin aqueous emulsion is 15 gram/hectares, and its control efficiency is as shown in table 5.
As can be seen, the control efficiency of 12% Nitenpyram betacyfluthrin aqueous emulsion is aspect quick-acting and lasting period, all obviously be better than single agent kind, show the composite of Nitenpyram and betacyfluthrin, obvious synergistic effect is arranged, can reduce dosage simultaneously.
The field efficacy result of table 5.22% Nitenpyram betacyfluthrin aqueous emulsion control tea tree leafhopper
| Reagent agent | 1 day control efficiency | 7 days control efficiency | 30 days control efficiency |
| (％) | (％) | (％) | |
| Contrast 1:10% Nitenpyram aqua | 61.3 | 85.2 | 78.1 |
| Contrast 2:2.5% betacyfluthrin aqueous emulsion | 88.1 | 85.3 | 70.7 |
| 12% Nitenpyram betacyfluthrin aqueous emulsion | 92.2 | 96.5 | 90.1 |
Embodiment 6:41% Nitenpyram gamma cyhalothrin wetting powder (1: 40)
Nitenpyram 1%
Gamma cyhalothrin 40%
Sodium lignin sulfonate 3%
PO-EO block polyether 2%
Lauryl sodium sulfate 5%
Draw back powder 3%
Bentonite is mended to 100%
Mentioned component mixes in the ratio of filling a prescription after coarse crushing, through comminution by gas stream, makes 41% Nitenpyram gamma cyhalothrin wetting powder.
Embodiment 7:10% Nitenpyram beta-cypermethrin microemulsion (1: 1)
Nitenpyram 5%
Beta-cypermethrin 5%
Neopelex 4%
N-Methyl pyrrolidone 3%
Isopropyl alcohol 6%
Acetone 4%
Water is mended to 100%
With each component stirring and evenly mixing in agitator, the heating phase inversion promptly gets product.
The test of this prescription control cabbage pieris, the contrast medicament is 10% Nitenpyram aqua (this agricultural chemicals Co., Ltd is found in Lianyun Harbour, Jiangsu), 4.5% beta-cypermethrin microemulsion (Guangdong Province Yingde Greatchem Chemicals Co. Ltd.).Test adopts spraying to handle.
The dosage of this prescription is 30 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, and the dosage of 4.5% beta-cypermethrin microemulsion is 30.375 gram/hectares, and its control efficiency is as shown in table 7.
As can be seen, the control efficiency of this prescription aspect quick-acting and lasting period, all obviously is better than single agent kind, shows the composite of Nitenpyram, beta-cypermethrin, and obvious synergistic effect is arranged.
The field efficacy result of table 7.15% Nitenpyram beta-cypermethrin control cabbage pieris
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 15 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | ?43.3 | ?56.2 | 55.1 |
| Contrast 2:4.5% beta-cypermethrin microemulsion | ?90.1 | ?93.8 | 92.0 |
| Embodiment 7 prescriptions | ?93.2 | ?96.8 | 95.6 |
Embodiment 8:32% Nitenpyram fenpropathrin milk oil (1: 15)
Nitenpyram 2%
Fenpropathrin 30%
The newborn 1601# 5% of farming
The newborn 500# 3% of farming
Acetone 5%
Butacide 10%
Dimethylbenzene is mended to 100%
Mentioned component is pressed formula rate add in the mixing kettle, stir, make 32% Nitenpyram fenpropathrin milk oil.
The test of this prescription control oranges and tangerines thrips, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.) and 20% fenpropathrin milk oil (Fujian Hollen Biological Engineering Technology Co.ltd).Test adopts spraying to handle.
The dosage of this prescription is 32 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, and the dosage of 20% fenpropathrin milk oil is 90 gram/hectares, and its control efficiency is as shown in table 8.
As can be seen, the control efficiency of 32% Nitenpyram fenpropathrin milk oil is aspect quick-acting and lasting period, all obviously be better than single agent kind, show the composite of Nitenpyram and fenpropathrin, obvious synergistic effect is arranged, can reduce dosage, simultaneously can the double two spotted spider mite of controlling on the oranges and tangerines.
The field efficacy result of table 8.32% Nitenpyram fenpropathrin milk oil control oranges and tangerines thrips
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 30 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | ?65.3 | ?89.2 | 75.1 |
| Contrast 2:20% fenpropathrin milk oil | ?90.1 | ?86.8 | 72.6 |
| 32% Nitenpyram fenpropathrin milk oil | ?93.2 | ?96.8 | 93.6 |
Embodiment 9:21% Nitenpyram fenpropathrin ether chrysanthemum ester aqueous emulsion (1:
15+5)
Nitenpyram 1%
Fenpropathrin 15%
Ether chrysanthemum ester 5%
Calcium dodecyl benzene sulfonate 4%
Phenethyl phenol polyethenoxy polyethenoxy ether 3%
Dimethylbenzene 3%
Water is mended to 100%
Ratio in prescription adds in the blender successively, shears through fully stirring, and is mixed with product.
The test of this prescription control diamond-back moth, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.), 20% fenpropathrin aqueous emulsion (Dongguan City, Guangdong Province Rui Defeng bio tech ltd) and 10% ether chrysanthemum ester suspending agent (Huifeng Agricultural Chemistry Co., Ltd., Jiangsu).Test adopts spraying to handle.
The dosage of this prescription is 94.5 gram/hectares, the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, the dosage of 20% fenpropathrin aqueous emulsion is 100 gram/hectares, and the dosage of 10% ether chrysanthemum ester suspending agent is 150 gram/hectares, and its control efficiency is as shown in table 9.
As can be seen, the control efficiency of this prescription aspect quick-acting and lasting period, all obviously is better than single agent kind, shows the composite of Nitenpyram, fenpropathrin, ether chrysanthemum ester, and obvious synergistic effect is arranged, and can reduce dosage, simultaneously can the double harmful mite of controlling on the vegetables.
The field efficacy result of table 9.21% Nitenpyram fenpropathrin ether chrysanthemum ester aqueous emulsion control diamond-back moth
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 15 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | 62.3 | 80.2 | ?63.8 |
| Contrast 2:20% fenpropathrin aqueous emulsion | 70.4 | 78.7 | ?62.6 |
| Contrast 3:10% ether chrysanthemum ester suspending agent | 84.9 | 85.1 | ?70.2 |
| Embodiment 9 prescriptions | 90.2 | 95.8 | ?88.6 |
Embodiment 10:15% Nitenpyram Biphenthrin emulsion in water (1: 2)
Nitenpyram 5%
Biphenthrin 10%
Neopelex 4%
Phenethyl phenol polyethenoxy polyethenoxy ether 3%
Propane diols 3%
SOLVESSO 8％
Water is mended to 100%
Ratio in prescription adds in the blender successively, shears through fully stirring, and is mixed with 15% Nitenpyram Biphenthrin emulsion in water.
The test of this prescription control tea tree smaller green leaf hopper, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.) and 10% Biphenthrin emulsion in water (Dongguan City, Guangdong Province Rui Defeng bio tech ltd).Test adopts spraying to handle.
The dosage of this prescription is 30 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, and the dosage of 10% Biphenthrin emulsion in water is 37.5 gram/hectares, and its control efficiency is as shown in table 10.
As can be seen, the control efficiency of 15% Nitenpyram Biphenthrin emulsion in water is aspect quick-acting and lasting period, all obviously be better than single agent kind, show the composite of Nitenpyram and Biphenthrin, obvious synergistic effect is arranged, can reduce dosage, simultaneously can the double yellow tea mite of controlling on the tea tree.
The field efficacy result of table 10.15% Nitenpyram Biphenthrin emulsion in water control tea tree smaller green leaf hopper
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 30 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | 62.3 | ?90.2 | ?73.8 |
| Contrast 2:2.5% Biphenthrin emulsion in water | 90.4 | ?88.7 | ?72.6 |
| 15% Nitenpyram Biphenthrin emulsion in water | 93.2 | ?97.8 | ?95.6 |
Embodiment 11:12% Nitenpyram ether chrysanthemum ester suspending agent (1: 5)
Nitenpyram 2%
Ether chrysanthemum ester 10%
Dispersing agent MF 3%
Phenethyl phenol polyethenoxy polyethenoxy ether 3%
Propane diols 4%
Xanthans 0.1%
Silicone defoaming agent 0.4%
Water is mended to 100%
Mentioned component is added in the mixing kettle in proportion,, be mixed with 12% Nitenpyram ether chrysanthemum ester suspending agent through abundant agitation grinding.
The test of this prescription control water rice hopper, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.) and 10% ether chrysanthemum ester suspending agent (Huifeng Agricultural Chemistry Co., Ltd., Jiangsu).Test adopts spraying to handle.
The dosage of this prescription is 45 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, and the dosage of 10% ether chrysanthemum ester suspending agent is 150 gram/hectares, and its control efficiency is as shown in table 11.
As can be seen, the control efficiency of 12% Nitenpyram ether chrysanthemum ester suspending agent aspect quick-acting and lasting period, all obviously is better than single agent kind, shows the composite of Nitenpyram and ether chrysanthemum ester, and obvious synergistic effect is arranged, and can reduce dosage simultaneously.
The field efficacy result of table 11.12% Nitenpyram ether chrysanthemum ester suspending agent control water rice hopper
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 30 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | 62.8 | ?90.7 | ?82.8 |
| Contrast 2:10% ether chrysanthemum ester suspending agent | 89.4 | ?91.5 | ?72.6 |
| 12% Nitenpyram ether chrysanthemum ester suspending agent | 94.2 | ?97.0 | ?95.6 |
Embodiment 12:11% Nitenpyram ether chrysanthemum ester aqueous emulsion (1: 10)
Nitenpyram 1%
Ether chrysanthemum ester 10%
Neopelex 4%
Phenethyl phenol polyethenoxy polyethenoxy ether 3%
Propane diols 3%
SOLVESSO 8％
Water is mended to 100%
Ratio in prescription adds in the blender successively, shears through fully stirring, and is mixed with 11% Nitenpyram ether chrysanthemum ester aqueous emulsion.
The test of this prescription control paddy rice weevil, the contrast medicament is 10% Nitenpyram aqua (Jiangsu Lianyungang Liben Agro-chemical Co., Ltd.) and 10% ether chrysanthemum ester aqueous emulsion (Nanjing HongTaiYang Co., Ltd).Test adopts spraying to handle.
The dosage of this prescription is 40 gram/hectares, and the dosage of contrast medicament 10% Nitenpyram aqua is 30 gram/hectares, and the dosage of 10% ether chrysanthemum ester aqueous emulsion is 60 gram/hectares, and its control efficiency is as shown in table 12.
As can be seen, the control efficiency of 11% Nitenpyram ether chrysanthemum ester aqueous emulsion aspect quick-acting and lasting period, all obviously is better than single agent kind, shows the composite of Nitenpyram and ether chrysanthemum ester, and obvious synergistic effect is arranged, and can reduce dosage simultaneously.
The field efficacy result of table 12.11% Nitenpyram ether chrysanthemum ester aqueous emulsion control paddy rice weevil
| Reagent agent | 1 day control efficiency (%) | 7 days control efficiency (%) | 30 days control efficiency (%) |
| Contrast 1:10% Nitenpyram aqua | 62.3 | ?90.2 | ?73.8 |
| Contrast 2:10% ether chrysanthemum ester aqueous emulsion | 90.4 | ?88.7 | ?72.6 |
| 11% Nitenpyram ether chrysanthemum ester aqueous emulsion | 93.2 | ?97.8 | ?95.6 |
Claims (6)
1. Pesticidal combination, its active component is made up of Nitenpyram and pyrethroid pesticide, the ratio of quality and the number of copies of Nitenpyram and pyrethroid pesticide is 10: 1-1: 20, and described pyrethroid pesticide is at least a in decis, betacyfluthrin, fenpropathrin and the ether chrysanthemum ester.
2. Pesticidal combination according to claim 1 is characterized in that wherein pyrethroid pesticide is a decis, and the ratio of quality and the number of copies of Nitenpyram and decis is 1: 4.
3. Pesticidal combination according to claim 1 is characterized in that wherein pyrethroid pesticide is a betacyfluthrin, and the ratio of quality and the number of copies of Nitenpyram and betacyfluthrin is 5: 1.
4. Pesticidal combination according to claim 1 is characterized in that wherein pyrethroid pesticide is a fenpropathrin, and the ratio of quality and the number of copies of Nitenpyram and fenpropathrin is 1: 15.
5. Pesticidal combination according to claim 1 is characterized in that wherein pyrethroid pesticide is an ether chrysanthemum ester, and the ratio of quality and the number of copies of Nitenpyram and ether chrysanthemum ester is 1: 5-10.
6. Pesticidal combination according to claim 1 is characterized in that Nitenpyram and pyrethroid pesticide are composite, is processed into aqueous emulsion, missible oil, microemulsion, water dispersible granules, suspending agent.
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| CN102017984A (en) * | 2009-09-22 | 2011-04-20 | 南京华洲药业有限公司 | Synergy disinfection composite containing nitenpyram and cypermethrin and application thereof |
| CN103583550B (en) * | 2013-11-21 | 2015-07-22 | 山东中新科农生物科技有限公司 | Emulsion in water (EW) of theta-cypermethrin and nitenpyram and application of same |
| CN104351242A (en) * | 2014-09-30 | 2015-02-18 | 青岛康和食品有限公司 | Efficient pesticide composition comprising nitenpyram, allethrin and benzoylurea |
| CN104824017B (en) * | 2015-04-29 | 2018-09-28 | 广东中迅农科股份有限公司 | A kind of composition pesticide containing fosthiazate and betacyfluthrin |
| CN105284809A (en) * | 2015-08-01 | 2016-02-03 | 华中农业大学 | Insecticidal composition containing nitenpyram and ethofenprox as well as preparation method |
| CN106508952A (en) * | 2016-10-26 | 2017-03-22 | 河南科技学院 | Pesticide composition for preventing and treating cotton field miridae |
| CN110150271A (en) * | 2019-04-30 | 2019-08-23 | 南京荣诚化工有限公司 | A kind of aqueous emulsion of combination Permethrin and Es- bioallethrin |
| CN116019120A (en) * | 2022-11-01 | 2023-04-28 | 山东曹达化工有限公司 | Pesticide for preventing and treating agricultural aphids and preparation method thereof |
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