CN103493838B - Pesticide composition containing isoproturon, pretilachlor and halosulfuron-methyl and application thereof - Google Patents
Pesticide composition containing isoproturon, pretilachlor and halosulfuron-methyl and application thereof Download PDFInfo
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Abstract
The invention discloses a pesticide composition containing isoproturon, pretilachlor and halosulfuron-methyl and application thereof. The pesticide composition comprises active components including the isoproturon, the pretilachlor and the halosulfuron-methyl, and the mass ratio of the isoproturon to the pretilachlor to the halosulfuron-methyl is (10-50) to (10-50) to (0.5-10). The pesticide composition shows the obvious synergistic effect in a proportion range and the use dosage of a pesticide is reduced; the medicine using times are reduced and the medicine using cost is reduced; adverse effects on an ecological environment caused by the pesticide are reduced. A weeding spectrum is enlarged and the problem of various weeds can be solved by using the medicine for one time; the defects and the limitation of using a single agent are overcome. The service life of the medicine is prolonged and the pesticide composition has very important meanings on comprehensive treatment of the resistance of the weeds. The pesticide composition is rapid in pesticide effect expression, long in lasting period and low in the use cost, and can be used for preventing and treating grassy weeds of paddy fields, broad leaf weeds and cyperaceae weeds.
Description
Technical field
The invention belongs to technical field of pesticide, being specifically related to a kind of composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl for preventing and kill off paddy field grassy weed, broad leaved weed and sedge weed.
Background technology
According to statistics world's cereal produce annual due to illness, worm, crop smothering loss 14%, the loss that wherein crop smothering causes is about 11%, and Weed infestation is the key factor of restriction crop yield.The use of chemical herbicide is one of important symbol of agricultural modernization.In recent years, the sales volume of weed killer herbicide increases year by year, and the proportion accounting for agricultural chemicals sales volume increases year by year, uses area and expands year by year.Paddy rice is the crops that Consumption of China amount is maximum, cultivated area is maximum, gross yield is maximum, per unit area yield is the highest, has consequence in the world.But the serious of rice field crop smothering is the major obstacle restricting its high yield, stable yields.At present, the pattern that preventing and kill off of weeds in paddy field adopts more " envelope, two is killed, three benefits " is carried out, there is different weed killer herbicide kinds available for different phase at present, but most kind is difficult to ensure a drug and keep paddy rice interior without grass for whole breeding time, the increase of times for spraying substantially increases cost accounting undoubtedly, has also increased the weight of the impact on environmental ecology.Therefore, exploratory development paddy field once uses and keeps seeming particularly important without the safety of grass, highy potent herbicide in paddy rice whole breeding time.
Isoproturon, chemical name: 3-(4-isopropyl phenyl)-1,1-dimethyl urea or-3-be to cumenyl-1,1-dimethyl urea.Belong to phenyl ureagroup herbicides, absorb inhibited photosynthesis electron transmission mainly through root and cauline leaf, for before selectivity seedling, herbicide after seedling, also there is selection systemic action.Isoproturon is efficient, broad-spectrum herbicide, can be applicable to the crop Tanakas such as wheat, corn, paddy rice and prevents and kill off grass family and broad leaved weeds.
Third careless amine, chemical name: 2-chloro-2 ˊ, 6 ˊ-diethyl-N-(2-Among) antifebrin.Belong to chloroacetanilide herbicides, absorb by plant hypocotyl, mesocotyl and coleoptile, root slightly absorbs, effective division of T suppression cell, hinders the synthesis of protein and the formation of polysaccharide, also remote-effects photosynthesis and respiration simultaneously.Third careless amine effectively can be applied to paddy field and prevent and kill off the grassy weeds such as barnyard grass, lady's-grass, moleplant seed, doublely controls part annual broadleaf weed and sedge weed.
Halosulfuronmethyl, chloro-5-(4, the 6-dimethoxypyridin of chemical name: 3--2-base amino carbonyl amino sulfonyl)-1-methylpyrazole-4-carboxylate methyl ester.Belong to sulfonylurea herbicide, absorb by weeds root and leaf, conduct in plant body, suppress acetolactate synthase activity, thus cause weeds to stop growing, dead.Halosulfuronmethyl effectively can prevent and kill off sugarcane, corn, the broad leaved weed of paddy field and sedge weed.
Summary of the invention
Goal of the invention: in prior art to farmland weed develop immunity to drugs problem, single use control efficiency poor, once use the problem being difficult to effectively to control Weed infestation in paddy rice whole breeding time, the object of this invention is to provide a kind of composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl, make it have efficient, wide spectrum, environmentally friendly, be beneficial to the features such as the weeds in paddy field comprehensive regulation.Another object of the present invention is to provide a kind of application of the above-mentioned composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl.
Technical scheme: in order to realize foregoing invention object, the technical solution used in the present invention is:
Containing a composition pesticide for isoproturon, the third careless amine and halosulfuronmethyl, active ingredient is isoproturon, the third careless amine and halosulfuronmethyl, and the mass ratio of isoproturon, the third careless amine and halosulfuronmethyl is 10-50:10-50:0.5-10.
The preferred mass ratio of isoproturon, the third careless amine and halosulfuronmethyl is 15:30:2,15:40:2,25:40:2,25:45:5,30:15:2,25:24:8,38:20:9 and 40:29:6.
Containing a pesticidal preparations for isoproturon, the third careless amine and halosulfuronmethyl, described preparation becomes agricultural chemicals on acceptable any one formulation with the composition pesticide of halosulfuronmethyl with the acceptable auxiliaries of field of pesticide preparation by containing isoproturon, the third careless amine.
The formulation of described pesticidal preparations is wetting powder, water dispersible granules, suspending agent or oil-suspending agent.
In described pesticidal preparations, three kinds of herbicidal active components account for the 1-90% of pesticidal preparations gross weight.
Described auxiliary material is selected from wetting agent, dispersant, spreader-sticker, stabilizing agent, bleeding agent, thickener, antifreezing agent, defoamer, filler, solvent; Wherein, described wetting agent is one or more among neopelex, calcium dodecyl benzene sulfonate, lauryl sodium sulfate, lignosulfonates, alkyl phenol formaldehyde resin polyoxyethylene ether, aliphatic alcohol sulfate, phenethyl phenol polyethenoxy ether, polyoxyethylene nonylphenol ether etc.; Described dispersant be lignosulfonates, alkylbenzenesulfonate, alkylphenol polyoxyethylene, polyoxyethylene nonylphenol ether, alkyl ethyl sulfonate, alkylnaphthalene sulfonate formaldehyde condensation products and polycarboxylic acid salt one or more; Described stabilizing agent is that epoxidized vegetable oil is as one or more in epoxidised soybean oil, epoxidized linseed; Described spreader-sticker is one or more in polyvinyl alcohol, alkyl diphenyl ether and sodium sulfonate, poly-trisiloxanes, triethanolamine oleate; Described solvent is one or more in soybean oil, methyl oleate, white oil, turpentine oil methyl naphthalene higher aliphatic hydrocarbon ils; Described filler is one or more in white carbon, corn starch, kaolin, diatomite, sodium sulphate, ammonium sulfate.
The described application of composition pesticide in control grassy weed, broad leaved weed, sedge weed, weeds in paddy field containing isoproturon, the third careless amine and halosulfuronmethyl.When preventing and treating weeds in paddy field, before paddy rice broadcasts rear seedling, before the paddy rice 2 leaf phase, use before rice transplanting, after rice transplanting.
The described application of pesticidal preparations in the rice fields such as control grassy weed, broad leaved weed, sedge weed or wheat weeds containing isoproturon, the third careless amine and halosulfuronmethyl.When preventing and treating grassy weed, broad leaved weed, sedge weed, in paddy rice or wheat (barley) broadcast rear seedling before or paddy rice or wheat (barley) broadcast afterwards before 2 leaf phases or use before rice transplanting or after rice transplanting.
The production technology of the various application forms of the described composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl all belongs to existing known technology.
Composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl provided by the invention and pesticidal preparations thereof, usually adopt pesticide-clay mixture, poison method that is fertile or spraying to use, also can adopt other operation techniques agriculturally applied as required.
Beneficial effect: compared with prior art, the composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl of the present invention, tool has the following advantages:
1) composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl of the present invention, obvious synergistic effect is shown in certain ratio range, the control efficiency of composition is significantly improved than single dose, reduce the using dosage of agricultural chemicals, decrease times for spraying, reduce drug cost, decrease the adverse effect of agricultural chemicals to ecotope.
2) composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl of the present invention, the combination of three kinds of active ingredients, expands herbicidal spectrum, and a drug had both solved various weed problem, compensate for defect when single dose uses and limitation.
3) composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl of the present invention, active ingredient mechanism of action is different, the shortcoming that long-term single use easily produces resistance can be overcome, extend the service life of medicament, to the comprehensive regulation important in inhibiting of Weed Resistance.
4) composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl of the present invention, drug effect plays rapidly, and the lasting period is long, and use cost is low, easy to use, time saving and energy saving, and it applies huge economic benefit and social benefit.
Specific embodiments
Below in conjunction with specific embodiment, the present invention is further illustrated.The following stated is only the good embodiment of the present invention, only for describing the present invention, can not be interpreted as the restriction to scope of the present invention.It should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
In following examples, unless otherwise indicated, all percentage is all weight percentage.
Embodiment 1:47% isoproturon third careless amine halosulfuronmethyl oil-suspending agent
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 15%, the third careless amine 30%, halosulfuronmethyl 2%, phenethyl phenol APEO 5%, sodium lignin sulfonate 8%, epoxidized soybean oil 5%, organobentonite 5%, methyl oleate to 100%.
After third careless amine is mixed with filling adsorption, again other above-mentioned materials (except organobentonite) are joined in reactor mixer together, stir, material is injected stage sand grinding machine to grind, fineness of materials 98% after grinding is by discharging after 1-5um, material, putting into high-shear emulsifying still together with the organobentonite dissolved in advance, namely can be made into 47% isoproturon third careless amine halosulfuronmethyl oil-suspending agent after emulsification.
Embodiment 2:57% isoproturon third careless amine halosulfuronmethyl suspending agent
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 15%, third careless amine 40%, halosulfuronmethyl 2%, phenethyl phenol APEO 5%, sodium lignin sulfonate 8%, ethylene glycol 5%, aluminium-magnesium silicate 2%, defoamer 0.5%, preservative 0.1%, xanthans 0.1%, water to 100%.
After third careless amine is mixed with filling adsorption, again other above-mentioned materials (except xanthans) are joined in reactor mixer together, stir, material is injected stage sand grinding machine to grind, fineness of materials 98% after grinding is by discharging after 1-5um, material, putting into high-shear emulsifying still together with the xanthans dissolved in advance, namely can be made into 57% isoproturon third careless amine halosulfuronmethyl suspending agent after emulsification.
Embodiment 3:67% isoproturon third careless amine halosulfuronmethyl wetting powder
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 25%, the third careless amine 40%, halosulfuronmethyl 2%, lauryl sodium sulfate 2%, sodium butylnaphthalenesulfonate 3%, calcium lignosulfonate 5%, white carbon 5%, kaolin to 100%.
After third careless amine is mixed with filling adsorption, add in cone-type mixer together with other above-mentioned material and mix, pulverize by airslide disintegrating mill, material after pulverizing is again through cone-type mixer mixing, and mixed fineness of materials 98% is by 325 mesh standard sieves i.e. obtained 67% isoproturon third careless amine halosulfuronmethyl wetting powder.
Embodiment 4:75% isoproturon third careless amine halosulfuronmethyl water dispersible granules
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 25%, the third careless amine 45%, halosulfuronmethyl 5%, lauryl sodium sulfate 4%, metal carboxylate 5%, urea 10%, adds kaolin to 100%.
After third careless amine is mixed with filling adsorption; add in cone-type mixer together with other above-mentioned material and mix; pulverize by airslide disintegrating mill; material after pulverizing mixes through cone-type mixer again; mixed fineness of materials 98% is by 325 mesh standard sieves; add in kneader and be kneaded into plasticity material, finally this material is put into Squeezinggranulator extruder grain, through dry, screening i.e. obtained 75% isoproturon third careless amine halosulfuronmethyl water dispersible granules after granulation.
Embodiment 5:47% isoproturon third careless amine halosulfuronmethyl oil-suspending agent
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 30%, the third careless amine 15%, halosulfuronmethyl 2%, lauryl sodium sulfate 2%, sodium butylnaphthalenesulfonate 3%, calcium lignosulfonate 5%, white carbon 5%, kaolin to 100%.
After third careless amine is mixed with filling adsorption, again other above-mentioned materials (except organobentonite) are joined in reactor mixer together, stir, material is injected stage sand grinding machine to grind, fineness of materials 98% after grinding is by discharging after 1-5um, material, putting into high-shear emulsifying still together with the organobentonite dissolved in advance, namely can be made into 47% isoproturon third careless amine halosulfuronmethyl oil-suspending agent after emulsification.
Embodiment 6:57% isoproturon third careless amine halosulfuronmethyl suspending agent
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 25%, third careless amine 24%, halosulfuronmethyl 8%, phenethyl phenol APEO 5%, sodium lignin sulfonate 8%, ethylene glycol 5%, aluminium-magnesium silicate 2%, defoamer 0.5%, preservative 0.1%, xanthans 0.1%, water to 100%.
After third careless amine is mixed with filling adsorption, again other above-mentioned materials (except xanthans) are joined in reactor mixer together, stir, material is injected stage sand grinding machine to grind, fineness of materials 98% after grinding is by discharging after 1-5um, material, putting into high-shear emulsifying still together with the xanthans dissolved in advance, namely can be made into 57% isoproturon third careless amine halosulfuronmethyl suspending agent after emulsification.
Embodiment 7:67% isoproturon third careless amine halosulfuronmethyl wetting powder
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 38%, the third careless amine 20%, halosulfuronmethyl 9%, lauryl sodium sulfate 2%, sodium butylnaphthalenesulfonate 3%, calcium lignosulfonate 5%, white carbon 5%, kaolin to 100%.
After third careless amine is mixed with filling adsorption, add in cone-type mixer together with other above-mentioned material and mix, pulverize by airslide disintegrating mill, material after pulverizing is again through cone-type mixer mixing, and mixed fineness of materials 98% is by 325 mesh standard sieves i.e. obtained 67% isoproturon third careless amine halosulfuronmethyl wetting powder.
Embodiment 8:75% isoproturon third careless amine halosulfuronmethyl water dispersible granules
Each component containing the composition pesticide of isoproturon, the third careless amine and halosulfuronmethyl is: isoproturon 40%, the third careless amine 29%, halosulfuronmethyl 6%, lauryl sodium sulfate 4%, metal carboxylate 5%, urea 10%, adds kaolin to 100%.Isoproturon: the third careless amine: halosulfuronmethyl is 40:29:6.
After third careless amine is mixed with filling adsorption; add in cone-type mixer together with other above-mentioned material and mix; pulverize by airslide disintegrating mill; material after pulverizing mixes through cone-type mixer again; mixed fineness of materials 98% is by 325 mesh standard sieves; add in kneader and be kneaded into plasticity material, finally this material is put into Squeezinggranulator extruder grain, through dry, screening i.e. obtained 75% isoproturon third careless amine halosulfuronmethyl water dispersible granules after granulation.
Embodiment 9 isoproturon, the third careless amine and halosulfuronmethyl optimum proportioning screen
In order to understand isoproturon, the third careless amine and halosulfuronmethyl mixture further to the synergy of weeds, the present inventor has carried out formulation screening test to isoproturon, the third careless amine and halosulfuronmethyl mixture.
Test material: without awns barnyard grass (Echinochloacrusgali (L.) Beauv.var.mitis (Pursh) Peterm.Fl.), Eclipta prostrata (Ediptaprostrata L.), difformed galingale herb (Cyperusdifformis L.), in October, 2012 picks up from experimental field, Jiangsu Province Agriculture Science Institute, adopt natural air drying under rear room temperature condition, load paper bag, be placed in 4 DEG C ± 0.5 Refrigerator store.
Test apparatus: PWT-510 type spray tower, plum Teller AB135-S electronic balance, volumetric flask, triangular flask, beaker, graduated cylinder, polypots, pipette, chi, scissors etc.
Test method: first take the isoproturon of certain mass, the third careless amine and the former medicine of halosulfuronmethyl, add the Tween 80 aqueous solution dilution that methyl alcohol fully dissolves rear use 0.1%, be mixed with single dose mother liquor, arrange serial proportioning according to mixture object, it is stand-by that each proportioning arranges 5-7 concentration gradient.Polypots (15cm × 11cm × 7cm) is filled air-dry fine earth, in infiltrating irrigation mode bottom polypots, makes soil completely moistening.Soil be horse liver soil, pH6.7, the content of organic matter 1.6%, air-dry sieve after for subsequent use.Each polypots is broadcast without awns barnyard grass 35, Eclipta prostrata 15 respectively, difformed galingale herb 15, and broadcast rear fine earth and cover, thickness is about 0.2cm.Put into Jiangsu Province Agriculture Science Institute 300m2 greenhouse by solar heat after broadcasting rear soil spraying process to cultivate, keep the skin wet every day maintenance ground moistening.
After medicine, routine observation is without the growing state of seedling after awns barnyard grass, the emerging and emerge of Eclipta prostrata and difformed galingale herb.After medicine, investigation in 30 days is without awns barnyard grass, Eclipta prostrata and difformed galingale herb overground part fresh weight, calculates fresh weight inhibition namely to the preventive effect of target weeds.Adopt DPS data handling system to obtain the virulence regression equation of single dose isoproturon, the third careless amine, halosulfuronmethyl and 16 Ternary agent, calculate ED
50value and 95% confidence limit.Co-toxicity coefficient is calculated by the abundant method of Sun Yun.Co-toxicity coefficient is greater than 120 and is expressed as synergistic effect, is less than 80 and is expressed as antagonism, be expressed as summation action between 80 ~ 120.
Result of the test: medicine post processing is observed for 20 days, isoproturon, the third careless amine and halosulfuronmethyl are used rear extremely withered without awns barnyard grass, Eclipta prostrata and the jaundice of difformed galingale herb partial blade in 10-50:10-50:0.5-10 ratio mixture, inhibitory action without awns barnyard grass, Eclipta prostrata and difformed galingale herb is risen with the increase of drug concentration, to without awns barnyard grass, Eclipta prostrata and difformed galingale herb there is very high biologically active.
After medicine 30 days, 16 the Ternaries combinations of isoproturon, the third careless amine and halosulfuronmethyl had obvious inhibitory action (table 1) to the fresh weight without awns barnyard grass.50:50:10 in 16 proportionings, 50:50:0.5, 50:10:10, 50:10:0.5, 10:50:10, 10:50:0.5, 10:10:10, 10:10:0.5, 15:30:2, 15:40:2, 25:40:2, 25:45:5, 30:10:7, 25:24:8, the co-toxicity coefficient of 38:20:9 and 40:29:6 proportioning is respectively 366.8904, 207.4841, 154.5216, 220.4059, 161.8986, 151.5062, 170.9975, 186.8733, 139.5168, 155.1144, 167.9617, 222.8330, 136.8284, 132.8183, 141.5769 and 138.4822, co-toxicity coefficient is greater than 120, show as synergistic effect.
Table 1 isoproturon-the third careless amine-halosulfuronmethyl mixture is without the synergy of awns barnyard grass fresh weight
Isoproturon, third careless amine and halosulfuronmethyl 16 Ternary combinations also have obvious inhibitory action to the fresh weight of Eclipta prostrata, 50:50:10 in 16 proportionings, 50:50:0.5, 50:10:10, 50:10:0.5, 10:50:10, 10:50:0.5, 10:10:10, 10:10:0.5, 15:30:2, 15:40:2, 25:40:2, 25:45:5, 30:10:7, 25:24:8, the co-toxicity coefficient of 38:20:9 and 40:29:6 proportioning is respectively 179.9706, 344.2913, 160.4703, 294.3573, 141.2081, 170.9998, 294.9713, 308.1632, 176.4872, 136.1815, 138.8497, 198.1518, 253.3216, 223.6795, 138.5568 and 155.3499, co-toxicity coefficient is greater than 120, show as synergistic effect (table 2).
The synergy of the careless amine of table 2 isoproturon-the third-halosulfuronmethyl mixture Eclipta prostrata fresh weight
Isoproturon has good inhibitory action to the multiple annual gramineous weed of paddy rice, third careless amine has good inhibitory action to annual dogstail, broad leaved weed and nutgrass flatsedge, halosulfuronmethyl has preferably control effects to paddy rice broad leaved weed, and three's mixture can prevent and kill off the annual multiple weeds of paddy rice simultaneously.Isoproturon, the third careless amine and halosulfuronmethyl, in 10-50:10-50:0.5-10 ratio mixture, show as synergistic effect.
Embodiment 10 field control effectiveness test
Reagent agent: select mixed herbicide prepared in embodiment 1 ~ 4.
Contrast medicament: 50% isoproturon wetting powder (commercial)
30% the third careless amine missible oil (commercial)
75% halosulfuronmethyl water dispersible granules (commercial)
If artificial weeding and clear water contrast
Using method: adopt spray-on process.
Spraying time: direct-sowing dry sowing paddy rice on June 23rd, 2013 (Huaihe River rice No. 5), dispenser on June 25.
Respondent and method: barnyard grass, moleplant seed, Eclipta prostrata, nutgrass flatsedge, after medicine, 30d investigates the fresh weight of weeds and the fresh weight of paddy rice and plant height.
Test results and analysis are respectively in table 3 and table 4.
Table 3 field control effectiveness test result (after medicine 15d)
As can be seen from Table 1, the present invention has obvious effect to paddy field barnyard grass, moleplant seed, Eclipta prostrata, nutgrass flatsedge, and preventive effect higher than single dose preventive effect, and has good quick-acting and lasting effect; From table 2 kind, we find out that the present invention is higher than the safety of long-grained nonglutinous rice seedling to paddy rice japonica rice seedling.
20 days Plant Height of Rices after table 4 medicine, to tiller and fresh weight.
Embodiment 11
With reference to the method for embodiment 10, the mixed herbicide obtained to embodiment 5-8 carries out field control effectiveness test, confirms: each mixed herbicide has obvious synergistic effect, all has significant preventive effect to paddy field weed, Be very effective is better than single dose and uses, and the lasting period is long.
Claims (10)
1., containing a composition pesticide for isoproturon, the third careless amine and halosulfuronmethyl, it is characterized in that: active component is isoproturon, the third careless amine and halosulfuronmethyl, and the mass ratio of isoproturon, the third careless amine and halosulfuronmethyl is 10-50:10-50:0.5-10.
2. containing a pesticidal preparations for isoproturon, the third careless amine and halosulfuronmethyl, it is characterized in that: described preparation becomes agricultural chemicals on acceptable any one formulation with the composition pesticide of halosulfuronmethyl with the acceptable auxiliaries of field of pesticide preparation containing isoproturon, the third careless amine by according to claim 1.
3. the pesticidal preparations containing isoproturon, the third careless amine and halosulfuronmethyl according to claim 2, is characterized in that: the formulation of described pesticidal preparations is wetting powder, water dispersible granules, suspending agent, microemulsion, finish, suspension emulsion, missible oil, water dispersible granules, aqueous emulsion or oil-suspending agent.
4. the pesticidal preparations containing isoproturon, the third careless amine and halosulfuronmethyl according to claim 2, is characterized in that: in described preparation, active ingredient accounts for the 1-90% of weight of formulation.
5. the pesticidal preparations containing isoproturon, the third careless amine and halosulfuronmethyl according to claim 2, is characterized in that: described auxiliary material is selected from wetting agent, dispersant, spreader-sticker, stabilizing agent, bleeding agent, thickener, antifreezing agent, defoamer, filler, solvent; Wherein, described wetting agent is one or more among neopelex, calcium dodecyl benzene sulfonate, lauryl sodium sulfate, lignosulfonates, alkyl phenol formaldehyde resin polyoxyethylene ether, aliphatic alcohol sulfate, phenethyl phenol polyethenoxy ether, polyoxyethylene nonylphenol ether etc.; Described dispersant be lignosulfonates, alkylbenzenesulfonate, alkylphenol polyoxyethylene, polyoxyethylene nonylphenol ether, alkyl ethyl sulfonate, alkylnaphthalene sulfonate formaldehyde condensation products and polycarboxylic acid salt one or more; Described stabilizing agent is that epoxidized vegetable oil is as one or more in epoxidised soybean oil, epoxidized linseed; Described spreader-sticker is one or more in polyvinyl alcohol, alkyl diphenyl ether and sodium sulfonate, poly-trisiloxanes, triethanolamine oleate; Described solvent is one or more in soybean oil, methyl oleate, white oil, turpentine oil methyl naphthalene higher aliphatic hydrocarbon ils; Described filler is one or more in white carbon, corn starch, kaolin, diatomite, sodium sulphate, ammonium sulfate.
6. the application of composition pesticide in the weeds in paddy field such as control grassy weed, broad leaved weed, sedge weed containing isoproturon, the third careless amine and halosulfuronmethyl according to claim 1.
7. application according to claim 6, is characterized in that: when preventing and treating grassy weed, broad leaved weed, sedge weed, weeds in paddy field, after paddy rice is broadcast before rear seedling or paddy rice is broadcast before 2 leaf phases or use before rice transplanting or after rice transplanting.
8. the application of pesticidal preparations in the rice fields such as control grassy weed, broad leaved weed, sedge weed or wheat weeds containing isoproturon, the third careless amine and halosulfuronmethyl described in any one of claim 2-5.
9. application according to claim 8, it is characterized in that: when preventing and treating grassy weed, broad leaved weed, sedge weed, before rear seedling broadcast by paddy rice or wheat or barley or paddy rice or wheat or barley broadcast after before 2 leaf phases or use before rice transplanting or after rice transplanting.
10. the composition pesticide containing isoproturon, the third careless amine and halosulfuronmethyl according to claim 1, is characterized in that: the mass ratio of described isoproturon, the third careless amine and halosulfuronmethyl is 15:30:2,15:40:2,25:40:2,25:45:5,30:15:2,25:24:8,38:20:9 or 40:29:6.
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| CN103960266A (en) * | 2014-03-21 | 2014-08-06 | 江苏省农业科学院 | Pesticide composition containing chlortoluron, pretilachlor and halosulfuron-methyl and application of pesticide composition |
| CN103947665B (en) * | 2014-03-21 | 2019-05-21 | 江苏省农业科学院 | A kind of composition pesticide and its application containing isoproturon, pretilachlor and diflufenican |
| CN104054734B (en) * | 2014-07-09 | 2015-09-02 | 江苏省苏科农化有限责任公司 | A kind of herbicide for paddy field |
| CN105746548A (en) * | 2015-07-31 | 2016-07-13 | 南通惠然生物科技有限公司 | Rice herbicide |
| CN107494556A (en) * | 2017-08-04 | 2017-12-22 | 安徽圣丰生化有限公司 | A kind of effervescent containing mefenacet, isoproturon and halosulfuronmethyl |
| CN107801726A (en) * | 2017-10-24 | 2018-03-16 | 安徽丰乐农化有限责任公司 | A kind of built herbicide for rice field |
| MX2021009954A (en) | 2019-02-19 | 2021-12-10 | Gowan Company L L C | Stable liquid compositions and methods of using the same. |
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| CN1318295A (en) * | 2001-05-10 | 2001-10-24 | 南京农业大学 | Isoprotuion herbicide recompounding method |
| CN101099468A (en) * | 2007-07-21 | 2008-01-09 | 美丰农化有限公司 | Isoprotuion and propisochlor compounded preparation |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1318295A (en) * | 2001-05-10 | 2001-10-24 | 南京农业大学 | Isoprotuion herbicide recompounding method |
| CN101099468A (en) * | 2007-07-21 | 2008-01-09 | 美丰农化有限公司 | Isoprotuion and propisochlor compounded preparation |
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| CN103493838A (en) | 2014-01-08 |
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