CN103798255A - Weed killer composition containing penoxsulam - Google Patents
Weed killer composition containing penoxsulam Download PDFInfo
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Abstract
The invention provides a weed killer composition containing penoxsulam and relates to a paddy field weed killer. The weed killer composition contains a mixture prepared from effective components including the penoxsulam A and a weed killer B at a ratio of (1:1)-(1:99); the weed killer B is selected from one of butachlor, pretilachlor, mefenacet, bentazone, mesotrione and oxadiargyl. The weed killer composition can be prepared into conventional preparations such as a suspending agent, water dispersible granules, wettable powder, granules, effervescent tablets and the like. By virtue of experimental verification, the ratio is reasonable; the weed killer composition is used for preventing and removing weeds of paddy fields; the weeding effect is obvious and the weeding spectrum is wide; the weed killer composition is safe to rice and has an obvious synergic effect; the weed killer composition is a current ideal weed killer which can be used for preventing and removing the weeds of the paddy fields.
Description
The application be based on the applying date be on August 28th, 2009, application number is 200910091600.2, denomination of invention is: the divisional application of the patent application of " herbicidal composition that contains penoxsuam ".
Technical field
The present invention relates to a kind of herbicide composition for paddy fields, specifically the composition of penoxsuam and butachlor, the third careless amine, mefenacet, bentazone, mesotrione or Bing Que Evil humulone.
Background technology
Penoxsuam (penoxsulam) chemical name: 2-(2,2-difluoro ethoxy)-N-(5,8-dimethoxy (1,2,4) triazole-(1,5-C) pyrimidine-2-base)-6-trifluoromethyl-benzene sulfanilamide (SN), belong to triazolopyrimidine sulfonamides herbicide, molecular structure is:
Its mechanism of action is to suppress acetyl-lactic acid ester synzyme to work, and medicine, via grass cutting blade, leaf sheath or root absorption, conducts to meristematic tissue, causes weed growth to stop, and yellow is then dead.Be used for preventing and treating rice direct seeding field annual gramineae, sedge family and part broad leaved weed, this pharmacy effect target is acetolactate synthestase (ALS), according to the literature the weeds of anti-sulfonylurea herbicide to the cross resistance level of triazolopyrimidine sulfonamides herbicide significantly lower than other sulfonylurea medicaments, and the activity of weeding of penoxsuam and other ALS inhibitor also have notable difference, therefore penoxsuam is the comparatively ideal weed killer herbicide of control weeds in paddy field.
Butachlor (butachlor) is acetamide-group herbicides, chemical name N-(fourth oxygen methyl)-a-is chloro-2 ', 6 '-diethyl acetanil, chemical structural formula:
Its mechanism of action is to absorb by the young shoot of weeds, then conducts complete stool and works.Before bud, all can use with seedling stage.Plant absorbs after butachlor, suppresses in vivo and destroys protease, affects the formation of protein, suppresses weeds young shoot and young root normal growth and grows, thereby make weeds death.Can prevent and kill off annual nutgrass flatsedge and part annual broadleaf weed, as annual gramineous weed and some broadleaf weeds such as barnyard grass, lady's-grass grass, green foxtail, fescue, Monochoria vaginalis, Drilgrass, special-shaped sand-grasses.
The third careless amine (pretilachlor) is acetamide-group herbicides, chemical name α-chloro-2 ', 6 '-diethyl-N-(2-the third oxygen ethyl) acetanil, and chemical structural formula:
The third careless amine is that selectivity is sprouted pretreating reagent, can pass through plant hypocotyl, mesocotyl and coleoptile and absorb, and root slightly absorbs, and direct interference weeds body internal protein is synthetic, and photosynthetic and respiration are had to remote-effects.Be injured that the distortion of weeds seedling, primary leaf difficulty are stretched out, blade deepen green, stop growing, until dead.Paddy rice has stronger capacity of decomposition to the third careless amine, must selectivity thereby have.Prevent and kill off annual gramineae and the broad leaved weeds such as barnyard grass, moleplant seed, eleusine indica, needle spikesedge herb, alisma canaliculatum, water three-coloured amaranth, special-shaped He grass, cyperus iria, false loosestrife, Monochoria vaginalis for paddy rice.
Mefenacet (mefenacet) is a kind of selectivity inner sucting conduction type acetamide-group herbicides, chemical name 2-(1,3-benzothiazole-2-base oxygen base)-N-exalgine, and chemical structural formula:
This medicine is mainly by bud scale and root absorption, conducts to young shoot and the tender leaf of weeds through xylem and phloem, stops weed growth point cell division elongation, finally causes plant death.Because solvability in water is low, so under water conservation condition, pesticide-applying weeding activity is the highest.Soil is very strong to this product absorption affinity, after dispenser, dose major part is adsorbed on upper soll layer, and in 1 centimetre of upper soll layer formation processing layer, can avoid like this contacting of paddy growth point and medicament, make it produce higher safety, and the weeds such as barnyard grass that growing point are in to upper soll layer have stronger prevention fertility and kill ability, and the perennial weed with seminal propagation on top layer is also had to inhibitory action.Can effectively prevent and kill off paddy field grassy weed, difformed galingale herb, as needle spikesedge herb, short arrowhead, rhizoma alismatis, the wide dish of eye, firefly Lin, Herba Cyperi Glomerati etc.
Bentazone (bentazone) is inner-adsorption conduction-type herbicide, have efficient, low toxicity, broad weed-killing spectrum, without poisoning, with the advantage such as other herbicide mixtures are good, this medicine has excellent control efficiency to broad leaved weed and sedge weed.Chemical name 3-isopropyl (1H)-benzo-2,1,3-thiadiazine-4-(3H)-one, 2,2 dioxide, chemical structural formula:
Mesotrione (mesotrione) is three ketones weed killer herbicide, can prevent and treat broad leaved weed and the part grassy weed of paddy field, and the preventive effect of broad leaved weed is better than to grass family.Chemical name 2-(4-mesyl-2-nitro-benzoyl) cyclohexane-1,3-diketone, chemical structural formula:
Its mechanism is for suppressing the activity of PHPPA dioxygenase (HPPD), and HPPD can be converted into amino acid TYR plastoquinone, and plastoquinone is the co-factor of phytoene desaturase, is the biosynthetic key enzyme of carotenoid.Use 3-5 days implants meristematic tissue of mesotrione to occur that yellow symptom causes withered spot thereupon, after fortnight, spread all over whole strain plant.Use 3-5 days implants meristematic tissue of mesotrione to occur that yellow symptom causes withered spot thereupon, after fortnight, spread all over whole strain plant.Be used for preventing and kill off annual broadleaf weed and part grassy weed.
Bing Que Evil humulone (oxadiargyl) is a kind of evil diones herbicides for use in paddy of efficient, wide spectrum, chemical name 5-tertiary butyl-3-(the chloro-5-alkynes of 2,4-bis-propoxyl group) phenyl)-1,3,4 oxadiazole-2-(3H)-one, chemical structural formula:
Bing Que Evil humulone is proporphyrinogen oxidase inhibitor, can effectively prevent and kill off annual gramineous weed and most of broad leaved weed such as barnyard grass in paddy field, speed of action is fast, herbicidal effect is good, expand herbicide spectrum as mixed with the sulfonylurea such as bensulfuron-methyl, pyrazosulfuron herbicide for paddy field, and improve its safety to paddy rice.
The alone existence of penoxsuam is much not enough, and the one, herbicide spectrum is wide not, alonely has that part weeds can not be prevented and kill off and the sprouting of the weed seed that can not suppress not to be unearthed, and the 2nd, alone penoxsuam cost is higher, and impact is promoted the use of.Can not suppress the problem of seed germination for solving penoxsuam, we are by composite to penoxsuam and butachlor, the third careless amine, mefenacet, confection can kill have been sprouted unearthed weeds and can suppress not sprout again weed seed, the lasting period that extends medicament, a drug can solve weeds in paddy field problem.There is and penoxsuam and bentazone, mesotrione, Bing Que Evil humulone are composite the herbicidal spectrum of expansion: this mix preparation has made up the herbicide defect of single dose separately, complement one another, a drug can be prevented and treated grass family, broad-leaved and the sedge weed in rice field.Simultaneously through composite preparation all tool have the following advantages: 1. wide on rice safety, the scope of application: mix preparation does not all affect the growth of paddy rice, can be in live field, rice seedling bed, seedling throwing field, transplant field use; 2. activity of weeding high, reduce dosage: after composite reagent, its dosage greatly reduces than each single dose dosage; 3. herbicide effect stability: this medicament can be because the problems such as temperature height, soil condition affect activity of weeding, and herbicide effect is very stable; 4. improve rice yield: because of effective controlling weeds and prolongation lasting period, significantly improve rice yield.
Summary of the invention
The object of the invention is to the shortcoming for prior art, provide that a kind of herbicidal effect is good, the lasting period is long, security performance is high, dispenser herbicide composition for paddy fields easily.
The technical scheme that realizes the object of the invention is: described herbicidal composition, containing active ingredient is 2-(2, 2-difluoro ethoxy)-N-(5, 8-dimethoxy (1, 2, 4) triazole-(1, 5-C) pyrimidine-2-base) mixture of-6-trifluoromethyl-benzene sulfanilamide (SN) A and weed killer herbicide B preparation in 1: 1 by weight percentage～1: 99, that wherein weed killer herbicide B is selected from N-(fourth oxygen methyl)-a-is chloro-2 ', 6 '-diethyl acetanil, α-chloro-2 ', 6 '-diethyl-N-(2-the third oxygen ethyl) acetanil, 2-(1, 3-benzothiazole-2-base oxygen base)-N-exalgine, 3-isopropyl (1H)-benzo-2, 1, 3-thiadiazine-4-(3H)-one 2, 2 dioxide, 2-(4-mesyl-2-nitro-benzoyl) cyclohexane-1, 3-diketone or 5-tertiary butyl-3-(2, the chloro-5-alkynes of 4-bis-propoxyl group) phenyl)-1, 3, one in 4 oxadiazole-2-(3H)-one.
Described herbicidal composition, when weed killer herbicide B be N-(fourth oxygen methyl)-a-chloro-2 ', when 6 '-diethyl acetanil or α-chloro-2 ', 6 '-diethyl-N-(2-the third oxygen ethyl) acetanil, active ingredient percentage by weight is A: B=1: 5～1: 30.
In above-mentioned herbicidal composition, contain safener, percentage by weight is 2～5: 1.
Described herbicidal composition, in the time that weed killer herbicide B is 2-(1,3-benzothiazole-2-base oxygen base)-N-exalgine, active ingredient percentage by weight is A: B=1: 6～1: 30.
Described herbicidal composition, when weed killer herbicide B is 3-isopropyl (1H)-benzo-2, when 1,3-thiadiazine-4-(3H)-one, 2,2 dioxide, active ingredient percentage by weight is A: B=1: 10～1: 30.
Described herbicidal composition; when weed killer herbicide B is 2-(4-mesyl-2-nitro-benzoyl) cyclohexane-1; 3-diketone or 5-tertiary butyl-3-(2; the chloro-5-alkynes of 4-bis-propoxyl group) phenyl)-1; 3; when 4 oxadiazole-2-(3H)-one, active ingredient percentage by weight is A: B=1: 2～1: 40.
Herbicidal composition active ingredient percentage by weight of the present invention is 1%～75%, according to the requirement of different dosage form active constituent content, adopt the processing of conventional formulation method, can be mixed with the formulations such as suspending agent, granule, wetting powder, water dispersible granules, dry suspending agent, the most preferred dosage form of Herbicidal mixtures of the present invention is suspending agent and water dispersible granules.
Described herbicidal composition, suspending agent is take water as dispersion medium, and active ingredient mixture, auxiliary agent are made through soybean dietary fiber, can evenly mix dispersion with water arbitrary proportion, easy to use, is difficult for contaminated environment.Auxiliary agent comprises wetting agent, dispersant, thickener, stabilizing agent, antifreezing agent, defoamer, pH adjusting agent etc., can add suitable auxiliary agent according to specific requirement.Active constituent content in suspending agent is 1%～70%, preferably 10%～60%.
Described herbicidal composition, granule is by active ingredient solvent (thinner) dissolving for mixture, add auxiliary agent, after mixing, be attached to particulate vector surface, can suitably add as required dispersant, emulsifier, adsorbent, stabilizing agent etc.Active constituent content in granule is 1%～70%, preferably 20%～45%.
Described herbicidal composition, wetting powder makes active ingredient mixture and filler, dispersant, wetting agent, adjuvant through pulverizing.Filler comprises kaolin, bentonite, talcum powder, precipitated calcium carbonate, diatomite, potter's clay, white carbon, attapulgite, atlapulgite, gypsum etc.Adjuvant comprises stabilizing agent, bleeding agent, spreader-sticker, foam inhibitor, anticaking agent, synergist.Can add as required required auxiliary agent.In wetting powder, active constituent content is 1%～60%, preferably 15%～40%.
Described herbicidal composition; water dispersible granules be by the auxiliary agents such as active ingredient and filler, wetting agent, dispersant, interleaving agent, disintegrant, stabilizing agent, binding agent after crushed with quantitative water; add in kneader and mediate simultaneously; make the material of shaping; finally material is sent into Squeezinggranulator; carry out granulation, obtain water dispersible granules product by dry, screening.In water dispersible granules, active constituent content is 1%～75%, preferably 10%～45%.
The present invention includes following content:
1. 1 kinds of herbicide composition for paddy fields of embodiment, it is characterized in that: containing active ingredient is 2-(2, 2-difluoro ethoxy)-N-(5, 8-dimethoxy (1, 2, 4) triazole-(1, 5-C) pyrimidine-2-base)-6-trifluoromethyl-benzene sulfanilamide (SN) A and weed killer herbicide B be by the mixture of preparation in 1: 1～1: 99, weed killer herbicide B is selected from N-(fourth oxygen methyl)-a-chloro-2 ', 6 '-diethyl acetanil, α-chloro-2 ', 6 '-diethyl-N-(2-the third oxygen ethyl) acetanil, 2-(1, 3-benzothiazole-2-base oxygen base)-N-exalgine, 3-isopropyl (1H)-benzo-2, 1, 3-thiadiazine-4-(3H)-one 2, 2 dioxide, 2-(4-mesyl-2-nitro-benzoyl) cyclohexane-1, 3-diketone or 5-tertiary butyl-3-(2, the chloro-5-alkynes of 4-bis-propoxyl group) phenyl)-1, 3, one in 4 oxadiazole-2-(3H)-one.
Embodiment 2. is according to the herbicide composition for paddy fields described in embodiment 1, it is characterized in that: this herbicidal composition is made up of active ingredient and auxiliary material, active ingredient percentage by weight is 1%～75%, can be mixed with the regular dosage forms such as suspending agent, granule, wetting powder, water dispersible granules.
Embodiment 3. is according to the herbicide composition for paddy fields described in embodiment 1 and embodiment 2, it is characterized in that: weed killer herbicide B is selected from N-(fourth oxygen methyl)-a-chloro-2 ', 6 '-diethyl acetanil or α-chloro-2 ', 6 '-diethyl-N-(2-the third oxygen ethyl) acetanil, active ingredient percentage by weight is A: B=1: 5～1: 30.
Embodiment 4. is according to the herbicide composition for paddy fields described in embodiment 1 and embodiment 2, it is characterized in that: weed killer herbicide B is 2-(1,3-benzothiazole-2-base oxygen base)-N-exalgine, active ingredient percentage by weight is A: B=1: 6～1: 30.
Embodiment 5. is according to the herbicide composition for paddy fields described in embodiment 1 and embodiment 2, it is characterized in that: weed killer herbicide B is 3-isopropyl (1H)-benzo-2,1,3-thiadiazine-4-(3H)-one 2,2 dioxide, active ingredient percentage by weight is A: B=1: 10～1: 30.
Embodiment 6. is according to the herbicide composition for paddy fields described in embodiment 1 and embodiment 2; it is characterized in that: weed killer herbicide B is 2-(4-mesyl-2-nitro-benzoyl) cyclohexane-1; 3-diketone or 5-tertiary butyl-3-(2; the chloro-5-alkynes of 4-bis-propoxyl group) phenyl)-1; 3; one in 4 oxadiazole-2-(3H)-one, active ingredient percentage by weight is A: B=1: 2～1: 40.
Embodiment 7., according to the herbicide composition for paddy fields described in embodiment 3, is characterized in that: in described herbicidal composition, contain safener, weed killer herbicide B and safener percentage by weight are 2～10: 1.
Embodiment 8., according to the herbicide composition for paddy fields described in embodiment 7, is characterized in that: described safener is fenchlorazole.
Embodiment
Following instantiation is in order to further describe the present invention, but the present invention absolutely not only only limits to following these embodiment.In formula, percentage is all weight percentage, and the former medicine using and auxiliary agent are other producers and buy.Formulation examples is as follows:
Embodiment 1
By 2kg penoxsuam, 18kg butachlor, 6kg alkyl phenol polyethenoxy ether sodium sulfate, 6kg polyoxyethylene nonylphenol ether, 3kg epoxidized soybean oil, 4kg fatty alcohol-polyoxyethylene ether, 1.5kg carboxymethyl cellulose, 2kg ethylene glycol, 0.5kgS-29,27kg purified water, join together abundant mix and blend in reactor, then material injection sand mill grinds, and the fineness of materials after grinding reaches 98% by discharging after 325 mesh standard sieves, material is put in mixing channel and is mixed again, makes 20% penoxsuam butachlor suspending agent.
Embodiment 2
By 2kg penoxsuam, the careless amine of 40kg third, 5kg neopelex, 5kg sodium lignin sulfonate, 2.5kg propane diols, 4kgNNO, 0.5kg xanthans, 0.5kgS-29,40.5kg purified water, joins abundant mix and blend in reactor together, then material injection sand mill grinds, fineness of materials after grinding reaches 98% by discharging after 325 mesh standard sieves, and material is put in mixing channel and mixed again, makes the careless amine suspending agent of 42% penoxsuam third.
Embodiment 3
By 3kg penoxsuam, 21kg butachlor, 8kg neopelex, 8kg calcium lignosulfonate, 2.5kg gathers trisiloxanes, 6.5kg AEO-20,15kg white carbon, 18 bentonites, 18kg kaolin joins in conical mixer together, material after mixing is joined in airslide disintegrating mill and pulverized, and fineness reaches 98% by 325 mesh standard sieves, makes 24% penoxsuam butachlor wetting powder.
Embodiment 4
By 4kg penoxsuam, 4kg mesotrione, 6kg alkylphenol polyoxyethylene, 6kg alkylphenol-polyethenoxy phosphate, 4kgJFC, 2kg glycerine, 9kgNNO, 0.6kg xanthans, 0.9kgS-29,63.5kg purified water, join together abundant mix and blend in reactor, then material injection sand mill grinds, and the fineness of materials after grinding reaches 98% by discharging after 325 mesh standard sieves, material is put in mixing channel and is mixed again, makes 8% penoxsuam mesotrione suspending agent.
Buy and execute example 5
By 2.5kg penoxsuam, 7.5kg bentazone, 6kg calcium dodecyl benzene sulfonate, 4kg phenethyl phenol polyethenoxy ether, 5kg ethylene glycol, 9kgNNO, 0.4kg Magnesiumaluminumsilicate, 0.8kgS-29,64.8kg purified water, joins abundant mix and blend in reactor together, then material injection sand mill grinds, fineness of materials after grinding reaches 98% by discharging after 325 mesh standard sieves, and material is put in mixing channel and mixed again, makes 10% penoxsuam mesotrione suspending agent.
Embodiment 6
By 2kg penoxsuam, 30kg mefenacet, 6kg sodium lignin sulfonate, 10kg alkylphenol polyoxyethylene formaldehyde condensation products sodium sulphate, 3kg carboxymethyl cellulose, 5kg polyoxyethylene nonylphenol ether, 16kg kaolin, 14kg bentonite, 14kg ammonium sulfate, join together in conical mixer, material after mixing is joined in airslide disintegrating mill and pulverized, fineness reaches 98% by 325 mesh standard sieves, then by wetting powder and 20kg purified water, add in kneader and mediate simultaneously, make the material of shaping, finally put this material in Squeezinggranulator granulation, product after granulation is dried in 54 ℃ of baking ovens, dried material, use 10 orders and 60 object standard screens to sieve, get the middle material of two sieves, make 32% penoxsuam mefenacet water dispersible granules.
Embodiment 7
By 2kg penoxsuam, 26kg butachlor, 8kg sodium lignin sulfonate, 6kg alkylphenol polyoxyethylene formaldehyde condensation products sodium sulphate, 4kg polyvinyl alcohol, 10kg urea, 8kg white carbon, 18kg kaolin, 18kg bentonite, join together in conical mixer, material after mixing is joined in airslide disintegrating mill and pulverized, fineness reaches 98% by 325 mesh standard sieves, then by wetting powder and 18kg purified water, add in kneader and mediate simultaneously, make the material of shaping, finally put this material in Squeezinggranulator granulation, product after granulation is dried in 54 ℃ of baking ovens, dried material, use 10 orders and 60 object standard screens to sieve, get the middle material of two sieves, make 28% penoxsuam butachlor water dispersible granules.
Embodiment 8
By 2kg penoxsuam, 60kg Bing Que Evil humulone, 4kg bay alcohol radical sodium sulphate, 4kg neopelex, 8kg ammonium sulfate, 11kg kaolin, 11kg bentonite, join together in conical mixer, material after mixing is joined in airslide disintegrating mill and pulverized, fineness reaches 98% by 325 mesh standard sieves, then by wetting powder and 18kg purified water, add in kneader and mediate simultaneously, make the material of shaping, finally put this material in Squeezinggranulator granulation, product after granulation is dried in 54 ℃ of baking ovens, dried material, use 10 orders and 60 object standard screens to sieve, get the middle material of two sieves, make 62% penoxsuam Bing Que Evil humulone water dispersible granules.
Embodiment 9
By 2kg penoxsuam, 48kg mefenacet, 5kg sodium lignin sulfonate, 5kg neopelex, 2kg polyvinyl alcohol, 10kg white carbon, 14kg kaolin, 14kg bentonite, join together in conical mixer, material after mixing is joined in airslide disintegrating mill and pulverized, and fineness reaches 98% by 325 mesh standard sieves, makes 50% penoxsuam mefenacet wetting powder.
Embodiment 10
By 2kg penoxsuam, 8kg Bing Que Evil humulone, 9kg neopelex, 7kg calcium lignosulfonate, 2.5kg polyvinyl alcohol, 6.5kgAEO-20,15kg white carbon, 25kg bentonite, 25kg kaolin joins in conical mixer together, material after mixing is joined in airslide disintegrating mill and pulverized, and fineness reaches 98% by 325 mesh standard sieves, makes 10% penoxsuam Bing Que Evil humulone wetting powder.
For checking penoxsuam and butachlor, the third careless amine, mefenacet, bentazone, mesotrione and the composite effect of the third alkynes Evil humulone, within 2008, we have carried out field control effectiveness test, test the embodiment that exemplifies in the present invention of elect as and the single dose of each component.
Test Nanchang City, Jiangxi Province in one: 2008 year April, in Direct-seeding Rice, test, concrete outcome is as follows:
Table 1 field control effectiveness test result
Test Honghu City, two: 2008 years Hubei in May, on transplanting rice, test, observe the herbicidal effect of each formula and the safety to paddy rice, concrete result of the test is as follows:
Table 2 field control effectiveness test result
Can obviously find out with experiment two from testing one, complex preparation has good control efficiency to rice field common weed, expand herbicide spectrum, solve the problem that single dose can not be prevented and treated multiple weeds simultaneously, and preventive effect significantly increases, as barnyard grass, moleplant seed, Monochoria vaginalis, nutgrass flatsedge etc., after medicine, the preventive effect of 20d is more than 90%, after medicine, the preventive effect of 40d still maintains 90% left and right, realizes a drug and solves the weeds problem of the whole season of growth of paddy rice.
Claims (5)
1. a herbicide composition for paddy fields, is characterized in that: contain active ingredient and be penoxsuam (weed killer herbicide A) and weed killer herbicide B by the mixture of preparation in 1: 1～1: 99, weed killer herbicide B is bentazone.
2. herbicide composition for paddy fields according to claim 1, it is characterized in that: this herbicidal composition is made up of active ingredient and auxiliary material, active ingredient percentage by weight is 1%～75%, can be mixed with the regular dosage forms such as suspending agent, granule, wetting powder, water dispersible granules.
3. according to claim 1 or herbicide composition for paddy fields claimed in claim 2, it is characterized in that: active ingredient percentage by weight is A: B=1: 10～1: 30.
4. herbicide composition for paddy fields according to claim 1, is characterized in that: in described herbicidal composition, contain safener, weed killer herbicide B and safener percentage by weight are 2～10: 1.
5. herbicide composition for paddy fields according to claim 4, is characterized in that: described safener is fenchlorazole.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104542642A (en) * | 2014-12-24 | 2015-04-29 | 广东中迅农科股份有限公司 | Weeding composition containing bentazone and carfentrazone as well as penoxsulam |
| CN106386825A (en) * | 2016-08-26 | 2017-02-15 | 安徽美兰农业发展股份有限公司 | Penoxsulam-oxadiargyl compound dispersible oil suspended agent, and preparation method thereof |
| US9930889B2 (en) | 2012-12-12 | 2018-04-03 | Dow Agrosciences Llc | Synergistic weed control from applications of penoxsulam and mefenacet |
| US10085451B2 (en) | 2010-08-30 | 2018-10-02 | Dow Agrosciences Llc | Synergistic herbicidal composition containing penoxsulam and bentazon |
| CN111418591A (en) * | 2019-06-18 | 2020-07-17 | 山东绿邦作物科学股份有限公司 | Rice herbicide butyl-pentafluoro-nitro composition |
| CN113767912A (en) * | 2021-10-22 | 2021-12-10 | 合肥尚邦植保科技有限公司 | Paddy field weeding composition containing 2-methyl-4-chloroisooctyl ester, bentazone and penoxsulam |
| CN115380904A (en) * | 2022-08-02 | 2022-11-25 | 南通江山农药化工股份有限公司 | Weeding composition and herbicide thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US10085451B2 (en) | 2010-08-30 | 2018-10-02 | Dow Agrosciences Llc | Synergistic herbicidal composition containing penoxsulam and bentazon |
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| CN106386825A (en) * | 2016-08-26 | 2017-02-15 | 安徽美兰农业发展股份有限公司 | Penoxsulam-oxadiargyl compound dispersible oil suspended agent, and preparation method thereof |
| CN111418591A (en) * | 2019-06-18 | 2020-07-17 | 山东绿邦作物科学股份有限公司 | Rice herbicide butyl-pentafluoro-nitro composition |
| CN113767912A (en) * | 2021-10-22 | 2021-12-10 | 合肥尚邦植保科技有限公司 | Paddy field weeding composition containing 2-methyl-4-chloroisooctyl ester, bentazone and penoxsulam |
| CN115380904A (en) * | 2022-08-02 | 2022-11-25 | 南通江山农药化工股份有限公司 | Weeding composition and herbicide thereof |
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