CN102204564B - Pesticide composition containing fosthiazate and carbosulfan - Google Patents
Pesticide composition containing fosthiazate and carbosulfan Download PDFInfo
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- CN102204564B CN102204564B CN 201110107047 CN201110107047A CN102204564B CN 102204564 B CN102204564 B CN 102204564B CN 201110107047 CN201110107047 CN 201110107047 CN 201110107047 A CN201110107047 A CN 201110107047A CN 102204564 B CN102204564 B CN 102204564B
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- carbosulfan
- fosthiazate
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Abstract
The invention discloses a pesticide composition containing fosthiazate and carbosulfan, and the weight ratio of carbosulfan and fosthiazate is 10:1-1:10. The two active components of the pesticide composition of the invention have significant synergic effect after blending; the using amount of the pesticide is reduced; human and material resources are saved; environmental pollution of the pesticide is reduced; and the composition is applicable to the control of nematode of crops such as vegetables, cotton, fruit trees, soybeans, peanuts, flowers, and the like.
Description
Technical field
The composition pesticide that the present invention relates to is take carbosulfan and fosthiazate as active ingredient, is applicable to prevent and treat the crops nematode.
Background technology
Plant parasitic nematodes in the plants and soil is one of main pathogen of plant infectious diseases, it cause harm to be not only and draw plant nutrition and cause that the underproduction and quality descend, also can make the root cells excessive increase become goiter and tumor, lose the ability of Absorbing Nutrients and moisture, plant is declined extremely.Also can pass concurrent other diseases of disease carrying germ.
The chemical agent of control nematode has phonamiphos, carbofuran, terbufos, the contour malicious agricultural chemicals of cadusafos at present, and this type of agricultural chemicals is because of long-term single use, and nematode is larger to its pesticide resistance, and toxicity is high, and environmental pollution is serious.Therefore be badly in need of a kind of nematoda control medicament of efficient, low toxicity.
Carbosulfan belongs to carbamate insecticide, is that poisonous Furadan plays insecticidal action at the insect bodies intracellular metabolite, and its insecticidal mechanism is the interference insect nervous system, suppresses cholinesterase, makes the muscle of insect and body of gland continue excitement, and causes insect death.Absorption in this medical instrument has insect and to tag and stomach poison function, and the lasting period is long, and insecticidal spectrum is wide, can be used for preventing and treating various pests.
Fosthiazate belongs to organophosphorus insecticides, has and tags and systemic action, is mainly used in preventing and treating nematode, aphid etc., can be widely used in vegetables, banana, and fruit tree, the crops such as medicinal material, toxicity is lower, meets export of farm produce standard.
Being mixed of different pesticide species is the common methods of the agriculture resistance disease of control, worm, crop smothering.By the formulation of pesticide screening, filter out rational prescription, but the actual control efficiency of Effective Raise reduces dosage, reduces cost, delays the generation of disease drug resistance.It is the important means of disease, worm, the crop smothering comprehensive regulation.The inventor conducts in-depth research the prescription screening of carbosulfan and fosthiazate, finds that carbosulfan and fosthiazate are mixed, and to the nematode synergistic effect, after further study, have finished the present invention in certain mixed ratio scope.
Summary of the invention
Technical problem to be solved: the object of the present invention is to provide a kind of efficient, low toxicity, be conducive to the composition pesticide that contains carbosulfan and fosthiazate of integrated control nematode.
Another object of the present invention is to provide the purposes that this composition pesticide is used for control crop nematode.
Technical scheme: take carbosulfan and fosthiazate as active ingredient, the ratio of weight and number of carbosulfan and fosthiazate is 10:1～1:10, and the preferred weight portion rate is 1:1～1:5.Carbosulfan and the percentage by weight of fosthiazate weight summation in composition pesticide are 5%～50%, and all the other are to allow in the agricultural chemicals to use and the acceptable auxiliary element.
Composition pesticide of the present invention adopts known method preparation to be mixed with following formulation: suspending agent, oil-suspending agent, water dispersible granules, aqueous emulsion, granule when practical application.
The auxiliary element that composition pesticide of the present invention uses comprises that solvent, emulsifier, wetting agent, stabilizing agent, dispersant, thickener, PH conditioning agent, defoamer, antifreezing agent, packing agent etc. are of value to active ingredient stablizes and bring into play drug effect in preparation known substance, all be various compositions commonly used in the pesticidal preparations or that permission is used, concrete composition and consumption require to pass through test according to prescription and determine.
Product described in the invention can finished product preparation form provide, namely each material mixes in the composition, the form that the composition of composition also can single dose provides, and directly mixes in tank or bucket before the use, then is diluted to desired concn.Insecticide-applying way can adopt spraying, fills with root, soaks root, seed soaking, dressing, spread fertilizer over the fields, ditch spread, spread manuer in holes etc. a kind of.
The present composition is applicable to prevent and treat vegetables, cotton, fruit tree, soybean, peanut, flowers and other crops nematode.
Beneficial effect: 1, composite have an obvious synergistic effect, improved control efficiency.2, delay the damage by disease and insect pesticide resistance.3, two kinds of active ingredients are composite, reduced the agricultural chemicals usage amount, reduced cost and to the pollution of environment.
Embodiment
Purpose of the present invention, technical scheme and advantage are more clear to be understood in order to make, and below in conjunction with embodiment, the present invention is further specified.Should be understood that embodiment described herein only be used for to explain the present invention, be not intended to limit the present invention, all any modifications of making within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be within protection scope of the present invention.
In following examples, unless otherwise indicated, all percentages all are weight percentage.
Embodiment 1(Carbosulfan and fosthiazate are mixed the synergy of cucumber root-knot nematode are measured).
Test method: get the cucumber root that produces a large amount of root knots, running water is rinsed well gently, with the dissecting needle milky egg capsule on the picking old complaint gently, put into the little culture dish of diameter 6cm, add a small amount of sterile water, in 25 ℃ of insulating boxs, hatch 3-4d, collect 2 instar larvaes, and it is for subsequent use with the suspension that it is mixed with finite concentration (500/about ml) to add sterile water.
Set 5 concentration gradients and process, take sterile water as blank.Get 96 grandson's Tissue Culture Plates, every grandson adds the medicament 150nl of the variable concentrations for preparing, add again isopyknic nematode suspension, moisturizing is cultivated under 25 ℃ of conditions, different time after processing checks amount of survival and the dead quantity of southern nematode 2 instars respectively, nematode is the stiff motionless dead worm that is, nematode is crooked wriggling state and is the worm that lives.Calculate lethality and corrected mortality.
According to survey data, calculate the corrected mortality that each is processed.And adopt the abundant method of Sun Yun to calculate the co-toxicity coefficient (CTC value) of mixture with reference to NY/T1154.1-2006.If contrast lethality＜5% is not proofreaied and correct; The contrast lethality is proofreaied and correct between 5%-20%; Contrast lethality＞20%, test need be reformed.Take the logarithm value of drug concentration (mg/L) as independent variable x, take the probit value of corrected mortality as dependent variable y, set up respectively the virulence regression equation formula, adopt DPS software to calculate the LC of single dose and each proportioning mixture
50, LC
90, 95% confidence limit and mixture co-toxicity coefficient thereof, relatively synergy situation.According to the NY/T11547.7-2006 insecticide synergy criteria for classifying: co-toxicity coefficient (CTC value) 〉=120 shows as synergistic effect; Co-toxicity coefficient (CTC value)≤120 shows as antagonism; 80＜co-toxicity coefficient (CTC value)＜80 shows as summation action.
Measurement result (seeing Table 1) shows, the scope of the composite proportioning 10:1 of carbosulfan and fosthiazate～1:10 is interior to nematode CTC value 〉=120, illustrate that the synergy that carbosulfan and fosthiazate are mixed to nematode belongs to synergistic effect, carbosulfan and fosthiazate be composite to have reasonability and feasibility.
Table 1 is that different proportioning carbosulfans and fosthiazate are measured the synergy of cucumber root-knot nematode.
Embodiment 2(11% carbosulfan fosthiazate oil-suspending agent).
Carbosulfan 10%, fosthiazate 1%, fatty alcohol-polyoxyethylene ether 4%, calcium dodecyl benzene sulfonate 5%, triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether 3%, epoxidized soybean oil 1%, glycerine 0.5%, surplus is methylated vegetable oil.Above-mentioned prescription is added in the mixing kettle in proportion successively, namely make 11% carbosulfan fosthiazate oil-suspending agent after stirring.
This embodiment is used for control cucumber root-knot nematode.1500 g/acres of 11% carbosulfan fosthiazate oil-suspending agent preparation consumptions are watered the filling root, and 30 days preventive effects are 87.6% behind the medicine.4000 g/acres of ditch spreads of 5% carbosulfan granular preparation consumption, 30 days preventive effects are 69.3% behind the medicine.2000 g/acres of ditch spreads of 10% fosthiazate granular preparation consumption, 30 days preventive effects are 74.7% behind the medicine.
Embodiment 3(20% carbosulfan fosthiazate water dispersible granules).
Carbosulfan 5%, fosthiazate 15%, lauryl sodium sulfate 6%, polycarboxylate 4%, ammonium sulfate 5%, polyethylene glycol 3%, Sodium Hydroxymethyl Stalcs 2%, surplus is precipitated calcium carbonate.Dry pulverization process, granulation, drying, screening make 20% carbosulfan fosthiazate water dispersible granules in proportion with above-mentioned prescription.
This embodiment is used for control grape root-knot nematode, and 700 g/acres of 20% carbosulfan fosthiazate water-dispersible grain agent formulation consumptions are watered the filling root, and 30 days preventive effects are 93.4% behind the medicine.4000 g/acres of ditch spreads of 5% carbosulfan granular preparation consumption, 30 days preventive effects are 79.5% behind the medicine.2000 g/acres of ditch spreads of 10% fosthiazate granular preparation consumption, 30 days preventive effects are 85.2% behind the medicine.
Embodiment 4(12% carbosulfan Fosthiazate aqueous emulsion).
Carbosulfan 2%, fosthiazate 10%, dimethylbenzene 10%, fatty alcohol polyoxy diene ether 6%, epoxidized soybean oil 3%, ethylene glycol 5%, surplus is deionized water.Carbosulfan, fosthiazate, dimethylbenzene, fatty alcohol polyoxy diene ether, epoxidized soybean oil, ethylene glycol are mixed, and the limit sheared edge is added to the water at leisure, finishes and mixes rear the shearing 30 minutes, makes 12% carbosulfan Fosthiazate aqueous emulsion.
This embodiment is used for control cotton root-knot nematode, and 1500 g/acres of 12% carbosulfan Fosthiazate aqueous emulsion preparation consumptions are watered the filling root, and 30 days preventive effects are 96.2% behind the medicine.4000 g/acres of ditch spreads of 5% carbosulfan granular preparation consumption, 30 days preventive effects are 70.5% behind the medicine.2000 g/acres of ditch spreads of 10% fosthiazate granular preparation consumption, 30 days preventive effects are 81.7% behind the medicine.
Embodiment 5(11% carbosulfan fosthiazate granule).
Carbosulfan 1%, fosthiazate 10%, white carbon 5%, attapulgite 25%, surplus is kaolin.Above-mentioned prescription is pulverized in proportion, dropped in the agitator and stir, add in the granulation disc water granulation, drying box and dryly process, cool off, sieve, pack and make 11% carbosulfan fosthiazate granule.
This embodiment is used for the control tomato root-knot eelworm, 1500 g/acres of ditch spreads of 11% carbosulfan fosthiazate granular preparation consumption, and 30 days preventive effects are 93.7% behind the medicine.4000 g/acres of ditch spreads of 5% carbosulfan granular preparation consumption, 30 days preventive effects are 82.9% behind the medicine.2000 g/acres of ditch spreads of 10% fosthiazate granular preparation consumption, 30 days preventive effects are 80.2% behind the medicine.
Embodiment 6(10% carbosulfan fosthiazate suspending agent).
Carbosulfan 3%, fosthiazate 7%, condensation compound of methyl naphthalene sulfonic acid and formaldehyde 6%, xanthans 0.5%, bentonite 1%, agricultural newborn 600#3%, glycerine 5%, surplus is deionized water.Above-mentioned prescription is mixed in proportion, after sand milling, high shear, namely make 10% carbosulfan fosthiazate suspending agent.
This embodiment is used for the control root-knot nematode, and 1500 g/acres of 10% carbosulfan fosthiazate granular preparation consumptions are watered the filling root, and 30 days preventive effects are 96.9% behind the medicine.4000 g/acres of ditch spreads of 5% carbosulfan granular preparation consumption, 30 days preventive effects are 74.3% behind the medicine.2000 g/acres of ditch spreads of 10% fosthiazate granular preparation consumption, 30 days preventive effects are 82.6% behind the medicine.
The result of the test that above example of formulations is used for control crop root-knot nematode shows: composition pesticide of the present invention has obvious synergistic effect, energy effectively preventing crop root-knot nematode reduces dosage, reduces cost, delay the drug-fast generation of nematode, reduced environmental pollution.
Claims (1)
1. composition pesticide that contains fosthiazate and carbosulfan, it is characterized in that, active ingredient is carbosulfan and fosthiazate, percentage by weight is: carbosulfan 10%, fosthiazate 1%, fatty alcohol-polyoxyethylene ether 4%, calcium dodecyl benzene sulfonate 5%, triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether 3%, epoxidized soybean oil 1%, glycerine 0.5%, surplus are methylated vegetable oil, are used for control cucumber root-knot nematode.
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| CN102613173A (en) * | 2012-02-24 | 2012-08-01 | 石家庄市龙汇精细化工有限责任公司 | Granule agent for control of soil insects and preparation method thereof |
| CN102613233A (en) * | 2012-03-16 | 2012-08-01 | 广东中迅农科股份有限公司 | Synergetic acaricidal composition containing cyflumetofen and fenbutatin oxide |
| BR112014033117B1 (en) * | 2012-07-03 | 2020-03-17 | Ishihara Sangyo Kaisha, Ltd. | PESTICIDE COMPOSITION AND METHOD FOR PEST CONTROL |
| CN105010315B (en) * | 2015-08-18 | 2017-10-31 | 天津市汉邦植物保护剂有限责任公司 | It is a kind of containing Acetamiprid and the dispersible oil-suspending agent of carbosulfan and application |
| CN109054843B (en) * | 2018-08-03 | 2020-09-15 | 北京农业生物技术研究中心 | Soil conditioner, preparation method and application of soil conditioner as pesticide synergist |
| CN109601546A (en) * | 2018-12-29 | 2019-04-12 | 广东真格生物科技有限公司 | A kind of composition pesticide and its application containing thiodicarb |
Citations (3)
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| CN101180970A (en) * | 2007-12-03 | 2008-05-21 | 宋国春 | Hexaflumuron carbosulfan insecticidal composition |
| CN101642131A (en) * | 2009-09-08 | 2010-02-10 | 深圳诺普信农化股份有限公司 | Pesticide composition |
| CN101669517A (en) * | 2009-10-13 | 2010-03-17 | 深圳诺普信农化股份有限公司 | Nematicide composition |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101180970A (en) * | 2007-12-03 | 2008-05-21 | 宋国春 | Hexaflumuron carbosulfan insecticidal composition |
| CN101642131A (en) * | 2009-09-08 | 2010-02-10 | 深圳诺普信农化股份有限公司 | Pesticide composition |
| CN101669517A (en) * | 2009-10-13 | 2010-03-17 | 深圳诺普信农化股份有限公司 | Nematicide composition |
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