CN103380779B - A kind of Pesticidal combination containing cycolxylidin and biological source insecticide - Google Patents
A kind of Pesticidal combination containing cycolxylidin and biological source insecticide Download PDFInfo
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Abstract
The invention discloses a kind of Pesticidal combination and the application thereof that contain cycolxylidin and biological source insecticide, comprise effective active component to be made up of the one in the first active component cycolxylidin and the second active ingredients Biogenic insecticide Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin, the weight ratio of the first active component and the second active component is 1:10 ~ 20:1.This composition can be mixed with the water dispersible granules, wetting powder, suspending agent, missible oil or the micro-emulsion form that agriculturally allow, instant component is reasonable, good disinsection effect, drug cost is low, and its activity and insecticidal effect are not the simple superposition of each composition activity, compared with existing unitary agent, except having significant insecticidal effect, and have significant synergistic effect, safety is good, meet the security requirement of pesticidal preparations, the present invention has good control efficiency to pear sucker, melon thrips.
Description
Technical field
The present invention relates to a kind of Pesticidal combination, the one be selected from biological source insecticide Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin by the first active component cycolxylidin and the second active component forms, and belongs to technical field of compounded pesticide.
Background technology
Cycolxylidin (Cycloxylidin) is anabasine insecticide, is formulated, chemical name by Wuhan Engineering Univ: 1-(2,3-glycidyl)-N-Nitroimidazoline-2-base amine, chemical molecular formula C
6h
10n
4o
3.Interior suction, stomach toxicity and action of contace poison is had to insect.As a kind of anabasine insecticide, in use there is resistance risk in cycolxylidin, and rationally mixed with dissimilar insecticide, for fully effectively promoting cycolxylidin, extending its service life and having important function.
Biological insecticides kind is a lot, the features such as what found has kind more than 2000, has the control phase long, efficient, economic, safe, pollution-free, compatible with environment high, is that the best agricultural chemicals of current production nuisanceless green agricultural production is selected.Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin are the outstanding persons of this insecticides.This several medicament has used for many years, there is the risk that resistance increases gradually, the defect that quick-acting is poor, and rationally uses with from the insecticide of the different mechanism of action, for raising quick-acting, extends its service life and has important function.
Avermectin, have another name called acetamiprid, go out in evil pole, Sha Chong Ding, english common name abamectin is a kind of macrolide disaccharide compounds, belongs to biogenic insecticidal/acaricidal agent, it is the natural products be separated from edaphon, have insects and mites and tag and stomach poison function have faint fumigation action, without systemic action, but it has very strong osmosis to blade, can kill subepidermal insect, and the longevity of residure is long.Its mechanism of action and general insecticide disturb neurophysiology movable unlike it, stimulate release γ-aminobutyric acid, and γ-aminobutyric acid there is inhibitory action to arthropodan nerve conduction, namely occurs paralysis symptom after mite class contacts with medicament with insect, inertia does not take food, dead after 2-4 days.Because not causing insect rapid dehydration, so its lethal effect is slower.In actual application, due to Long-Time Service Avermectin single dose, cause pest resistance to rise year by year, use cost increases equivalent risk.
Emamectin-benzoate, English common name: emamectin benzoate.Chemical name: 4'-table-methylamino-4'-deoxidation abamectin benzoate.Be a kind of efficient, wide spectrum, the longevity of residure long insecticidal/acaricidal agent, its mechanism of action hinders pest movements nerve information transmission and that health is benumbed is dead.The mode of action, based on stomach toxicity, to crop without interior absorption energy, but effectively can be infiltrated and uses crop epidermal tissue, thus have the longer longevity of residure.Have high activity to control Lepidoptera, mite class, coleoptera and homoptera pest, easily degrade in soil, noresidue, free from environmental pollution, to beneficial insect and natural enemy, people, animal safety in normal dosage ranges, can with most of combined use of pesticides.
Multiple killing teichomycin, English common name: spinosad.Multiple killing teichomycin is a kind of macrolides Nuisanceless high-efficient biological source insecticide.The mode of action of pleocidin is novel, can sustained activation target insect acetylcholine nicotine receptor.Insect can be made to benumb rapidly, paralyse, finally cause death, its desinsection speed can compare favourably with chemical pesticide.Safety is high, and with current common insecticide without cross resistance.For the biological source insecticide of low toxicity, efficient, low-residual, existing efficient insecticidal properties, has again the characteristic to beneficial insect and mammalian safe, the most applicable pollution-free vegetable, Production of fruit application.Multiple killing teichomycin is the insecticide of a kind of low toxicity, efficient, wide spectrum, and have insect and tag fast and stomach poison function, have stronger osmosis to blade, can kill subepidermal insect, the longevity of residure is longer, has certain ovicidal action to some insects.Without systemic action.Can effectively prevent and treat Lepidoptera, diptera and Thysanoptera, also well can prevent and treat in coleoptera and orthoptera that some takes food the pest species of blade in a large number, poor to the control efficiency of sucking pest and mite class.
Ethyl pleocidin, English common name: spinetoram, former the effective elements of the medicine is the mixture (ratio is 3:1) of ethyl pleocidin-J and ethyl pleocidin-L, act on the nervous system of insect, to the control efficiency that diamond-back moth, beet armyworm, Liriomyza, thrips, prodenia litura, lima bean pod borer have had.The ethyl pleocidin sold in the market is 60 grams per liter suspending agents, it is high that ethyl pleocidin in use also exists use cost, the risk that resistance increases, the defect that lasting period is general, and rationally use with from the insecticide of the different mechanism of action, for fully effectively promoting ethyl pleocidin, extending its service life and there is important function.
Summary of the invention
The object of the present invention is to provide a kind of component reasonable, remarkable synergy, good disinsection effect, the Pesticidal combination of the cycolxylidin that drug cost is low and biogenic pesticide.
Another object of the present invention is to provide the above-mentioned Pesticidal combination containing cycolxylidin and biogenic pesticide preventing and treating the application on crops wood louse, thrips.
In order to overcome the defect of existing unitary agent, technical scheme of the present invention solves like this:
Contain a Pesticidal combination for cycolxylidin and biological source insecticide, its composition active component is:
(1) first active component cycolxylidin;
(2) second active components are selected from the Avermectin of biological source insecticide, emamectin-benzoate, multiple killing teichomycin or ethyl pleocidin;
The weight ratio of the first active component and the second active component is 1:10 ~ 20:1, is preferably 1:5 ~ 10:1, is more preferably 1:2 ~ 5:1, most preferably is 1:1 ~ 2:1.
The content sum of the first active component and the second active component is 3% ~ 80% of described composition total weight, is preferably 5% ~ 60%.
Pesticidal combination of the present invention is according to method known in those skilled in the art, and the preparation formulation that can prepare is water dispersible granules, wetting powder, suspending agent, missible oil or microemulsion.
For water dispersible granules, those skilled in the art are familiar with the corresponding auxiliary agent of use and complete the present invention very much.Dispersant as polycarboxylic acid salt (TERSPERSE 2700, T36, GY-D06 etc.), lignin sulfonate (Ufoxane 3A, Borresperse NA, Borresperse CA-SA etc.), Nekal BX (nekal), naphthalene and alkyl naphthalene formaldehyde condensate sulfonates class (NNO, MF, Morwet D-425, Tamol NN, TERSPERSE2020 etc.), EO-PO block polyether class, alkylphenol-polyethenoxy base ether phosphate, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate (SOPA), in one or more; Wetting agent as in Sulfates (K-12), Sulfonates (ABS-Na, BX, Terwet 1004 etc.), compound wetting agent (Morwet EFW) one or more; Disintegrant as in ammonium sulfate, urea, sodium sulphate, polyvinylpyrrolidone, starch and derivative, bentonite etc. one or more; Binding agent is as one or more in starch, glucose, polyvinyl alcohol, polyethylene glycol, sodium carboxymethylcellulose, sucrose etc.; Filler as diatomite, kaolin, fine particle calcium carbonate, talcum powder, white carbon, attapulgite, potter's clay etc. one or more.
To wetting powder, spendable auxiliary agent has: dispersant is as polycarboxylic acid salt (TERSPERSE 2700, T36, GY-D06 etc.), lignin sulfonate (Ufoxane 3A, Borresperse NA, Borresperse CA-SA etc.), naphthalene and alkyl naphthalene formaldehyde condensate sulfonates class (NNO, MF, Morwet D-425, Tamol NN, TERSPERSE2020 etc.), Nekal BX (nekal), EO-PO block polyether class, alkylphenol-polyethenoxy base ether phosphate, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate (SOPA), in one or more, wetting agent as in Sulfates (K-12), Sulfonates (ABS-Na, BX, Terwet 1004 etc.), compound wetting agent (Morwet EFW) one or more, filler as diatomite, kaolin, fine particle calcium carbonate, talcum powder, white carbon, attapulgite, potter's clay, ammonium sulfate, urea, sucrose, glucose, corn starch, sodium sulphate, sodium polyphosphate etc. one or more.
To suspending agent, spendable auxiliary agent has: dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, Huntsman Corporation of TERSPERSE 2020(U.S. HUNTSMAN produce, alkyl naphthalene sulfonic acid salt) in one or more; Emulsifier is as Nongru-700 #(common name: alkyl phenol formaldehyde resin polyoxyethylene ether), this dish-60#(common name: sorbitan monostearate), Tween-60 #(common name: sorbitan monostearate APEO), agriculture breast 1601#(common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), Huntsman Corporation of the TERSPERSE 4894(U.S. produces) in one or more; Wetting agent such as alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, Huntsman Corporation of the TERSPERSE 2500(U.S. produce) in one or more; Thickener as in xanthans, polyvinyl alcohol, bentonite, aluminium-magnesium silicate one or more; Preservative as in formaldehyde, benzoic acid, Sodium Benzoate one or more; Defoamer is as organic silicon defoamer; Antifreezing agent as ethylene glycol, propane diols, glycerine, urea, inorganic salts as in sodium chloride one or more, water is deionized water.
For missible oil, spendable auxiliary agent has: emulsifier is as calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #(common name: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201#, Span-60#(common name: sorbitan monostearate), emulsifier T-60(common name: sorbitan monostearate APEO), TX-10(common name: octyl phenol polyoxyethylene (10) ether), agriculture breast 1601#(common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), in agriculture breast 600#, agriculture breast 400# one or more; Solvent is as dimethylbenzene, solvent naphtha (S-150, S-180, S-200), toluene, biodiesel, methylated vegetable oil; Cosolvent: in ethyl acetate, methyl alcohol, dimethyl formamide, cyclohexanone, acetone, MEK one or more.
To microemulsion, spendable auxiliary agent has: emulsifier is as calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #(common name: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201#, this dish-60#(common name: sorbitan monostearate), Tween-60 #(common name: sorbitan monostearate APEO), TX-10(common name: octyl phenol polyoxyethylene (10) ether), agriculture breast 1601(common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), in agriculture breast 600#, agriculture breast 400# one or more; Assistant for emulsifying agent as in methyl alcohol, isopropyl alcohol, n-butanol, ethanol one or more; Solvent as cyclohexanone, 1-METHYLPYRROLIDONE, dimethylbenzene, toluene, solvent naphtha (trade mark: S-150, S-180, S-200) one or more; Water is deionized water.
Instant component is reasonable, good disinsection effect, and drug cost is low, and its activity and insecticidal effect are not the simple superposition of each composition activity, but has significant synergistic effect, good to crop safety, meets the security requirement of pesticidal preparations.The present invention has higher insecticidal activity to crops wood louse, thrips.
Embodiment
In order to prevent and treat the pear sucker in agricultural production, inventor is with cycolxylidin and biogenic pesticide: Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin have carried out mutual composite synergy and studied.Concrete grammar is:
Pear sucker (Psylla chinensis Yang et Li) belongs to Homoptera Psyllidae.Test adopts medicine embrane method and is improved.Selected shape is complete, well-grown, growing way are homogeneous without worm pears leaf, washes away the dust on surface, dries in the shade for subsequent use.Cycolxylidin and Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin single dose and different proportion Mixed Pharmacy are arranged 5 variable concentrations gradients (on the basis of preliminary experiment result, pear sucker lethality sets by geometric progression in the scope of 5% ~ 90%).Get clean pears leaf to flood 10 seconds in each concentration liquid respectively, for subsequent use in the culture dish being placed on diameter 9cm after drying in the shade, and be wrapped in the moisturizing of petiole place with moistening absorbent cotton, bottom culture dish, place the blotting paper containing appropriate moisture content, to keep culture dish interior humidity simultaneously.Then in the same size with No. zero writing brush picking, take action active 3 age nymph on the blade of above-mentioned process, every leaf 20-30 head, cover culture dish lid, repeat 3 times, separately establish clear water to contrast, put in 12H/12H illumination box (temperature is 25, and humidity is 60%) and cultivate, within 48 hours, check dead borer population, calculate lethality.By the linear regression analysis between the probit value of lethality and the logarithm value of series concentration, obtain the LC of each medicament
50value, calculates the co-toxicity coefficient (CTC) of mixture by the abundant method of Sun Yun, evaluate the activity of reagent agent to examination worm with this.
The co-toxicity coefficient (CTC) >=120 of complex preparation shows as synergistic effect; CTC≤80 show as antagonism; 80 < CTC < 120 show as summation action.
Toxicity Determination result shows: cycolxylidin and biogenic pesticide: Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin are that 1:10 ~ 20:1 is mixed with weight ratio has good virulence to pear sucker, all has significant synergistic effect.
In order to prevent and treat the thrips in agricultural production, inventor is with cycolxylidin and biogenic pesticide: Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin have carried out mutual composite synergy and studied.Test adopts melon thrips to be tested object, and concrete grammar is:
Melon thrips (Thrips fevas Schrank), belongs to thrips, Thripidae.Former medicine is mixed with the test medicine of needs, test method is with reference to " People's Republic of China (PRC) agricultural industry criteria NY/T1154.14-2008 ".First single dose and each Mixed Pharmacy are arranged 5 variable concentrations gradients (on the basis of preliminary experiment result, thrips lethality sets by geometric progression in the scope of 5% ~ 90%).Examination worm is pick up from the thrips on the joint melon of field, indoor feeding many generations.Test adopts leaf dipping method, the fresh violet cabbage blade diameter sheared in advance being about 3cm soaks into the liquid 5s, take out after drying in the shade and be placed on the culture dish interior (diameter 6cm) that bottom is placed with moistening filter paper, melon thrips adult 30 is moved into pest sucking device in every culture dish, often process repetition 3 times, using clear water process as blank, finally with preservative film sealing, and dazzling maintenance is ventilated.Then the culture dish processed is put in 12H/12H illumination box (temperature is 25, and humidity is 60%) and cultivate, within 48 hours, check dead borer population, calculate lethality.By the linear regression analysis between the probit value of lethality and the logarithm value of series concentration, obtain the LC of each medicament
50value, calculates the co-toxicity coefficient (CTC) of mixture by the abundant method of Sun Yun, evaluate the activity of reagent agent to examination worm with this.
The co-toxicity coefficient (CTC) >=120 of complex preparation shows as synergistic effect; CTC≤80 show as antagonism; 80 < CTC < 120 show as summation action.
Toxicity Determination result shows: cycolxylidin and biogenic pesticide Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin are that 1:10 ~ 20:1 is mixed with weight ratio has good virulence to melon thrips, all has significant synergistic effect.
Below in conjunction with embodiment, content of the present invention is described further.
Example of formulations 1
Take 20% cycolxylidin, 4% Avermectin, 3% TERSPERSE 2700(polycarboxylate, Huntsman Corporation of the U.S. produces), 3% dispersing agent NNO (alkylnaphthalene sulfonate formaldehyde condensation products), 2% MF, 1% K-12(lauryl sodium sulfate), 2% ammonium sulfate, 1% carboxymethyl cellulose, diatomite adds to 100% weight portion.Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro air-flow crushing, mixing, granulation step produce 24% cycolxylidin Avermectin water dispersible granules.
Example of formulations 2
Take 16% cycolxylidin, 2% emamectin-benzoate, 3% GY-D06(polycarboxylate), 3% sodium lignin sulfonate, 1% TERSPERSE2020,1%K-12,1% PVA(molecular weight 2000), 10% polyvinylpyrrolidone, kaolin adds to 100% weight portion.Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro air-flow crushing, mixing, granulation step produce 18% cycolxylidin emamectin-benzoate water dispersible granules.
Example of formulations 3
Take 60% cycolxylidin, 20% multiple killing teichomycin, 2% TERSPERSE 2700,2% dispersing agent NNO, 2% Nekal BX (nekal), 2%K-12,2% diatomite, 1% urea, kaolin adds to 100% weight portion.Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro air-flow crushing, mixing, granulation step produce 80% cycolxylidin spinosad water dispersible granule.
Example of formulations 4
Take 10% cycolxylidin, 50% ethyl pleocidin, 4% T36(polycarboxylate), 1%Morwet D-425,1%K-12,5% diatomite, 8% ammonium sulfate, attapulgite add to 100% weight portion.Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro air-flow crushing, mixing, granulation step produce 60% cycolxylidin ethyl pleocidin water dispersible granules.
Example of formulations 5
Take 60% cycolxylidin, 3% Avermectin, 6% calcium lignosulfonate (Ufoxane 3A), 3% alkylnaphthalene sulfonate formaldehyde condensation products (Tamol NN), 1% lauryl sodium sulfate, 5% white carbon, kaolin fill up weight portion to 100%.Above-mentioned raw materials is prepared into 63% cycolxylidin Avermectin wetting powder through mixing, ultra micro air-flow crushing, hybrid technique step.
Example of formulations 6
Take 30% cycolxylidin, 5% emamectin-benzoate, 4% calcium lignosulfonate (Borresperse NA), 5% alkylnaphthalene sulfonate formaldehyde condensation products (dispersing agent NNO), 1.5% lauryl sodium sulfate, 20% white carbon, fine particle calcium carbonate fill up weight portion to 100%.Above-mentioned raw materials is prepared into 35% cycolxylidin emamectin-benzoate wetting powder through mixing, ultra micro air-flow crushing, hybrid technique step.
Example of formulations 7
Take 10% cycolxylidin, 20% multiple killing teichomycin, 4% calcium lignosulfonate, 4% Huntsman Corporation of the TERSPERSE 2020(U.S. produce, alkyl naphthalene sulfonic acid salt), 2% lauryl sodium sulfate, 30% white carbon, kaolin fills up weight portion to 100%.Above-mentioned raw materials is prepared into 30% cycolxylidin multiple killing teichomycin wetting powder through mixing, ultra micro air-flow crushing, hybrid technique step.
Example of formulations 8
Take 5% cycolxylidin, 50% ethyl pleocidin, 6% calcium lignosulfonate, 4% alkylnaphthalene sulfonate formaldehyde condensation products (Morwet D-425), 1.5% lauryl sodium sulfate, 12% white carbon, fine particle calcium carbonate fill up weight portion to 100%.Above-mentioned raw materials is prepared into 55% cycolxylidin ethyl pleocidin wetting powder through mixing, ultra micro air-flow crushing, hybrid technique step.
Example of formulations 9
Take 20% cycolxylidin, 2% Avermectin, Huntsman Corporation of the 3%TERSPERSE 4894(U.S. produce), Huntsman Corporation of the 1%TERSPERSE 2500(U.S. produces), 0.3% xanthans, 5% propane diols, 0.5% benzoic acid, 0.5% silicone defoaming agent (trade name: s-29 Nanjing "four news" (new ideas applied chemistry product Company), deionized water add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear dispersion 30min, with 22% cycolxylidin Avermectin suspending agent obtained after sand mill sand milling.
Example of formulations 10
Take 30% cycolxylidin, 2% emamectin-benzoate, 4%TERSPERSE 4894,1.5%TERSPERSE 2500,1%TERSPERSE 2020,0.2% aluminium-magnesium silicate, 0.2% xanthans, 5% ethylene glycol, 0.5% formaldehyde, 0.5% silicone defoaming agent, deionized water add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear dispersion 30min, with 32% cycolxylidin emamectin benzoate suspending agent obtained after sand mill sand milling.
Example of formulations 11
Take 25% cycolxylidin, 5% multiple killing teichomycin, 3%TERSPERSE 4894,1.5%TERSPERSE 2500,1%TERSPERSE 2020,0.2% xanthans, 5% propane diols, 0.5% benzoic acid, 0.5% silicone defoaming agent, deionized water add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear dispersion 30min, with 30% cycolxylidin multiple killing teichomycin suspending agent obtained after sand mill sand milling.
Example of formulations 12
Take 10% cycolxylidin, 10% ethyl pleocidin, 1%TERSPERSE 2020,3% Nongru-700 #, 3% agriculture breast 1601#, 2%TERSPERSE 2500,0.3% xanthans, 5% propane diols, 0.5% benzoic acid, 0.5% silicone defoaming agent, deionized water add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear dispersion 30min, with 20% cycolxylidin ethyl pleocidin suspending agent obtained after sand mill sand milling.
Example of formulations 13
Take 7.5% cycolxylidin, 2.5% Avermectin, 4% agriculture breast 500#, 2% agriculture breast 600#, 3% agriculture breast 2201#, 15% dimethyl formamide, solvent naphtha S-180 add to 100% weight portion.Above-mentioned raw materials is through mixing, and stirring and dissolving is obtained 10% cycolxylidin abamectin emulsifiable concentrate completely afterwards.
Example of formulations 14
Take 9% cycolxylidin, 1% emamectin-benzoate, 5% agriculture breast 500#, 2% agriculture breast 400#, 3% Nongru-700 #, 10% dimethyl formamide, dimethylbenzene adds to 100% weight portion.Above-mentioned raw materials is through mixing, and stirring and dissolving is obtained 10% cycolxylidin emamectin-benzoate missible oil completely afterwards.
Example of formulations 15
Take 10% cycolxylidin, 5% multiple killing teichomycin, 5% agriculture breast 500#, 3% agriculture breast 400#, 3% agriculture breast 600#, 25% cyclohexanone, dimethylbenzene adds to 100% weight portion.Above-mentioned raw materials is through mixing, and stirring and dissolving is obtained 15% cycolxylidin multiple killing teichomycin missible oil completely afterwards.
Example of formulations 16
Take 5% cycolxylidin, 25% ethyl pleocidin, 5% agriculture breast 500#, 3% TX-10,4% agriculture breast 1601#, 20% acetone, dimethylbenzene adds to 100% weight portion.Above-mentioned raw materials is through mixing, and stirring and dissolving is obtained 30% cycolxylidin ethyl pleocidin missible oil completely afterwards.
Example of formulations 17
Take 2% cycolxylidin, 1% Avermectin, 4%TX-10,5% Nongru-700 #, 6% agriculture breast 500#, 4% agriculture breast 1601#, 10% cyclohexanone, 5%N-methyl pyrrolidone, 5% n-butanol, through dissolving completely and mixing, deionized water adds to 100% weight portion, obtained 3% cycolxylidin avermectin micro-emulsion after stirring.
Example of formulations 18
Take 10% cycolxylidin, 1% emamectin-benzoate, 4% Nongru-700 #, 3% agriculture breast 500#, 6% agriculture breast 600#, 10% dimethylbenzene, 5% cyclohexanone, 5% isopropyl alcohol, through dissolving completely and mixing, deionized water adds to 100% weight portion, obtained 11% cycolxylidin emamectin benzoate microemulsion after stirring.
Example of formulations 19
Take 24% cycolxylidin, 6% multiple killing teichomycin, 5% Nongru-700 #, 3% agriculture breast 500#, 6% agriculture breast 600#, 10% dimethylbenzene, 13% cyclohexanone, 5% ethanol, through dissolving completely and mixing, deionized water adds to 100% weight portion, obtained 30% cycolxylidin spinosad microemulsion after stirring.
Example of formulations 20
Take 5% cycolxylidin, 15% ethyl pleocidin, 5% Nongru-700 #, 3% agriculture breast 500#, 6% agriculture breast 600#, 5% dimethylbenzene, 20% cyclohexanone, 5% ethanol, through dissolving completely and mixing, deionized water adds to 100% weight portion, obtained 20% cycolxylidin ethyl pleocidin microemulsion after stirring.
Biological Examples: control yellow thrips field trial
Inventor has carried out example of formulations 9(22% cycolxylidin Avermectin suspending agent in May, 2013 in Baiyun District, Guangzhou City), example of formulations 18(11% cycolxylidin emamectin benzoate microemulsion), example of formulations 7(30% cycolxylidin multiple killing teichomycin wetting powder), example of formulations 12(20% cycolxylidin ethyl pleocidin suspending agent) prevent and treat the field control effectiveness test of yellow thrips, demonstrate this several medicament to the control efficiency of yellow thrips, effective dose and the safety to cucumber.Test be located at Taihe county town, Baiyun District, trial crops is cucumber, breeding time for coming into bloom, the cultivation condition of each community, water and fertilizer management uniformity.Controlling object is yellow thrips.Test medicine and dosage refer to table 6, separately establish blank.Often process and repeat for 4 times, every plot area 20 ㎡, Gong72Ge community, random district group arranges.Be 60kg/667 ㎡ by amount of liquid medicine, adopt manual sprayer evenly to spray.Borer population investigation is respectively once remained respectively at before medicine, after medicine 1 day, 3 days, 7 days.The sampling of 5, every community, fixes 3 leaves in cucumber plant middle and upper part at often, record thrips borer population alive, and calculates preventive effect.Viewing test medicament produces with or without poisoning cucumber simultaneously.
Computational methods:
Control efficiency (%)=[1-(before the medicine of check plot after borer population × treatment region medicine borer population)/(before borer population after the medicine of check plot × treatment region medicine borer population)] × 100
Field test results shows, 22% cycolxylidin Avermectin suspending agent 4000 times, 4500 times, 5000 times, 11% cycolxylidin emamectin benzoate microemulsion 2000 times, 2500 times, 3000 times, 30% cycolxylidin multiple killing teichomycin wetting powder 5000 times, 5500 times, 6000 times, 20% cycolxylidin ethyl pleocidin suspending agent 3000 times, 3500 times, 4000 times have good control efficiency to yellow thrips, after medicine 1, 3, 7 world preventive effects are between 89.2%-100%, obviously be better than 10% cycolxylidin suspending agent 1000 times, 2% abamectin emulsifiable concentrate 2000 times, 1% emamectin-benzoate missible oil 1000 times, 10% multiple killing teichomycin suspending agent 2000 times, 10% ethyl pleocidin suspending agent 2000 is doubly to after yellow thrips medicine 1, 3, the preventive effect of 7 days.
Security survey, within after dispenser 1,3,7 day, observe, all reagent agents, to cucumber growth safety, occur without poisoning phenomenon.
After result of the test shows cycolxylidin and Avermectin, emamectin-benzoate, multiple killing teichomycin, ethyl pleocidin mixture, significantly improve the control efficiency to yellow thrips, synergistic effect is obvious, reduces dosage, save drug cost, to cucumber growth safety.
In sum, composition of the present invention is employing two kinds of active component compound schemes, its activity and insecticidal effect are not the simple superposition of each composition activity, compared with existing unitary agent, except there is significant insecticidal effect, and have significant synergistic effect, and good to crop safety, meet the security requirement of pesticidal preparations.
Claims (9)
1. contain a Pesticidal combination for cycolxylidin and biological source insecticide, it is characterized in that composition active component is:
(1) first active component cycolxylidin;
(2) second active components are selected from the Avermectin of biological source insecticide, emamectin-benzoate, multiple killing teichomycin or ethyl pleocidin;
The weight ratio of the first active component and the second active component is 1:10 ~ 20:1.
2. contain the Pesticidal combination of cycolxylidin and biological source insecticide according to claim 1, it is characterized in that: the weight ratio of the first active component and the second active component is 1:5 ~ 10:1.
3. contain the Pesticidal combination of cycolxylidin and biological source insecticide according to claim 2, it is characterized in that: the weight ratio of the first active component and the second active component is 1:2 ~ 5:1.
4. contain the Pesticidal combination of cycolxylidin and biological source insecticide according to claim 3, it is characterized in that: the weight ratio of the first active component and the second active component is 1:1 ~ 2:1.
5., according to one of any described Pesticidal combination containing cycolxylidin and biological source insecticide of Claims 1-4, it is characterized in that: the content sum of the first active component and the second active component is 3% ~ 80% of described composition total weight.
6. contain the Pesticidal combination of cycolxylidin and biological source insecticide according to claim 5, it is characterized in that: the content sum of the first active component and the second active component is 5% ~ 60% of described composition total weight.
7., according to one of any described Pesticidal combination containing cycolxylidin and biological source insecticide of Claims 1-4, it is characterized in that: described composition is water dispersible granules, wetting powder, suspending agent, missible oil or microemulsion.
8. one of any described application of Pesticidal combination in control crops wood louse, thrips containing cycolxylidin and biological source insecticide of Claims 1-4.
9. apply according to claim 8, described crops wood louse is pear sucker, and thrips is melon thrips.
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| CN1925749A (en) * | 2004-03-16 | 2007-03-07 | 辛根塔参与股份公司 | Pesticidal composition and method for seed treatment |
| CN101503406A (en) * | 2008-12-17 | 2009-08-12 | 武汉工程大学 | 1-(1,2-epoxy propyl)-N-nitroimidazolene amine-2, preparation and use thereof |
| WO2010092031A2 (en) * | 2009-02-11 | 2010-08-19 | Basf Se | Pesticidal mixtures |
| CN102578132A (en) * | 2012-02-13 | 2012-07-18 | 陕西上格之路生物科学有限公司 | Pesticide composition containing spinetoram and neonicotinoid insecticide |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1925749A (en) * | 2004-03-16 | 2007-03-07 | 辛根塔参与股份公司 | Pesticidal composition and method for seed treatment |
| CN101503406A (en) * | 2008-12-17 | 2009-08-12 | 武汉工程大学 | 1-(1,2-epoxy propyl)-N-nitroimidazolene amine-2, preparation and use thereof |
| WO2010092031A2 (en) * | 2009-02-11 | 2010-08-19 | Basf Se | Pesticidal mixtures |
| CN102578132A (en) * | 2012-02-13 | 2012-07-18 | 陕西上格之路生物科学有限公司 | Pesticide composition containing spinetoram and neonicotinoid insecticide |
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