CN102228026B - Weeding composition containing bispyribac-sodium and pyrimidinyloxy (thio) benzoates - Google Patents

Weeding composition containing bispyribac-sodium and pyrimidinyloxy (thio) benzoates Download PDF

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CN102228026B
CN102228026B CN201110136786.6A CN201110136786A CN102228026B CN 102228026 B CN102228026 B CN 102228026B CN 201110136786 A CN201110136786 A CN 201110136786A CN 102228026 B CN102228026 B CN 102228026B
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careless ether
benzoates
pyriftalid
sulphur
ether
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CN102228026A (en
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张伟
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Shaanxi Yitianfeng Crop Technology Co ltd
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Shaanxi Welch Crop Protection Co Ltd
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Abstract

The invention relates to a weeding composition containing bispyribac-sodium and pyrimidinyloxy (thio) benzoates. The composition is characterized by containing 1-60% of bispyribac-sodium, 1-70% of pyrimidinyloxy (thio) benzoate, auxiliary agents and other excipients. Wherein, the pyrimidinyloxy (thio) benzoates are selected from pyriminobac-methyl and pyriftalid. And the weeding composition can be prepared into the dosage forms of wettable powder, water dispersible granule, suspending agent, suspended emulsion, micron emulsion and emulsion in water. The weeding composition provided in the invention can be used for controlling weeds in paddy fields.

Description

A kind of Herbicidal combinations containing two careless ether and pyrimidine oxygen (sulphur) benzoates
Technical field
The invention belongs to technical field of pesticide, be specifically related to a kind of Herbicidal combinations containing two careless ether and pyrimidine oxygen (sulphur) benzoates, for preventing and treating paddy field weed.
Background technology
The direction of pesticide developing was to embody efficient, low toxicity, low-residual and pollution-free in recent years.Be embodied in pursuit " three height ", (1) is safe, and this not only requires toxicity low, residual low, and nuisanceless; (2) biologically active is high; (3) selectivity is high.Therefore continue to improve the performance of current Pesticidal products, reach efficient, low toxicity, free of contamination requirement.So, select the agricultural chemicals of composite mixture just to become current first-selection and a kind of effective approach, by adjusting the proportioning of different agricultural chemicals, be that the agricultural chemicals of performance complement obtains best synergistic effect.
Two careless ethers (bispyribac-sodium), molecular formula: C 19h 17n 4naO 8, two (4, the 6-SDM base-2-oxygen base) Sodium Benzoates of chemical name: 2,6-.Two careless ether belongs to benzoic acid herbicide, this product is absorbed and is suppressed sour synthesizing of vinegar milk and hindered aminoacid biosynthesis side chain by root leaf. and be selective herbicide, rice direct-seeding Tanaka, use, efficiently, wide spectrum, consumption are extremely low, after this product dispenser, can by the cauline leaf of weeds, be absorbed very soon, and conduct to whole plant, suppress the growth of plant meristematic tissue, thereby kill weeds.
KIH 6127 (pyriminobac-methyl), molecular formula: C 17h 19n 3o 6chemical name: 2-[(4,6-dimethoxypyridin-2-yl) oxygen]-6-[1-(N-methoxyimino) ethyl] methyl benzoate, KIH 6127 is that a kind of inner sucting conduction type specialty of Japanese combinatorial chemistry Co., Ltd. research and development is except barnyard grass agent, belong to pyrimidinylthiobenzoate herbicides, it can pass through cauline leaf and the root absorption of weeds, and conduct to rapidly complete stool, suppress acetolactate synthestase (ALS) and amino acid whose biosynthesis, thereby the cell division in inhibition and obstruction weeds body, weeds are stopped growing, finally make weeds albefaction and withered.
Pyriftalid (pyriftalid), molecular formula: C 15h 14n 2o 4s, belongs to post-emergence herbicide, and its chemical constitution is close with pyrimidine oxybenzene formic acid, and this compounds Main Function is suppress acetolactate synthestase (ALS) synthetic.Be used for preventing and treating paddy field grassy weed and part broad leaved weed, at paddy field, pyriftalid is absorbed by paddy rice root tip, and seldom a part can be transmitted on blade, and the grass cutting blade that small part medicament can be sprouted absorbs.Through toxicity biologic test and field control effectiveness test, result shows that the annual gramineous weed in transplanting rice field, sedge family and part broad leaved weed are had to good control efficiency.
The chemical composition of each weed killer herbicide, formation and physic-chemical property are all distinguishing.Therefore, their herbicide ability and scope are also different.Some weed killer herbicide herbicide spectrum is narrower, but has one's own knack, and can eradicate with other weed killer herbicide and be difficult to the weeds of eliminating.
In recent years, the frequent use of people has concurrently the safety of useful crop and the so-called selective herbicide to the herbicidal effect of undesirable plant, even but there is the weed killer herbicide of high selectivity, because of various conditions such as the kind of meteorological condition, soil condition, crop, chemicals treatment periods, sometimes also produce poisoning in use.People are studying the use of the various poisoning palliatives of the so less desirable state of affairs of reply.At present, China also comparatively payes attention to aspect the mixed research of weed killer herbicide, is widely regarded as one of important measures of rationally use of weed killer herbicide, has worked out a series of Herbicidal compositions, has obtained greater advance.
My company is also devoted to the research and development of Herbicidal compositions.At present, about two careless ether, have no report to the relevant composite product of KIH 6127, pyriftalid.
Summary of the invention
The Herbicidal combinations containing two careless ethers that the object of this invention is to provide a kind of control of weeds.
Technical scheme of the present invention is:
A Herbicidal combinations containing two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: Herbicidal combinations contains two careless ether 1~60%, pyrimidine oxygen (sulphur) benzoates 1~70%, auxiliary agent and other excipient surpluses.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: pyrimidine oxygen (sulphur) benzoates is selected from: KIH 6127, pyriftalid, AC322140, halosulfuronmethyl.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: Herbicidal combinations contains two careless ether 1~60%, KIH 6127 1~70%, auxiliary agent and excipient.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: Herbicidal combinations contains two careless ether 2~40%, KIH 6127 2~50%, auxiliary agent and excipient.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, it is characterized in that: Herbicidal combinations contains two careless ether 5~20%, KIH 6127 5~25%, auxiliary agent and excipient, the formulation of Herbicidal combinations is selected from: wetting powder, water dispersible granules, suspending agent.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: Herbicidal combinations contains two careless ether 1~60%, pyriftalid 1~70%, auxiliary agent and excipient.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: Herbicidal combinations contains two careless ether 2~40%, pyriftalid 2~50%, auxiliary agent and excipient.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, it is characterized in that: Herbicidal combinations contains two careless ether 5~20%, pyriftalid 5~40%, auxiliary agent and excipient, the formulation of Herbicidal combinations is selected from: wetting powder, water dispersible granules, suspending agent, suspension emulsion, aqueous emulsion, microemulsion.
Described auxiliary agent and excipients comprise: dispersant, wetting agent, disintegrant, emulsifier, solvent, antifreeze, defoamer, thickener, filler, deionized water.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: while making wetting powder, comprise following constituent content: two careless ether 1~60%, pyrimidine oxygen (sulphur) benzoates 1~70%, dispersant 5~10%, wetting agent 2~10%, filler 8~91%.
Two careless ether, pyrimidine oxygen (sulphur) benzoates, dispersant, wetting agent, filler are mixed, in mixed cylinder, mix, after airslide disintegrating mill is pulverized, mix again, can be made into wetting powder product of the present invention.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: when composition is made water dispersible granules, comprise following constituent content: two careless ether 1~60%, pyrimidine oxygen (sulphur) benzoates 1~70%, dispersant 3~12%, wetting agent 1~8%, disintegrant 1~10%, filler 10~93%.
Two careless ether, pyrimidine oxygen (sulphur) benzoates, dispersant, wetting agent, disintegrant, filler etc. are obtained to the particle diameter needing through air-flow crushing together, obtain the materials of granulating.By item quantitatively send in fluidized bed granulation dryer through granulation and dry after, make water dispersible granules product of the present invention.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: when composition is made suspending agent, comprise following constituent content: two careless ether 1~30%, pyrimidine oxygen (sulphur) benzoates 1~40%, dispersant 2~10%, wetting agent 2~10%, defoamer 0.1~1%, thickener 0.1~2%, antifreeze 0.1~8%, emulsifier 0.5%~5%, deionized water add to 100%.
Dispersant, wetting agent, defoamer, thickener, antifreeze, emulsifier in above-mentioned formulation material are mixed through high speed shear, add two careless ether, pyrimidine oxygen (sulphur) benzoates, in ball mill, ball milling is 2~3 hours, make diameter of particle all below 5 μ m, make suspending agent product of the present invention.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, it is characterized in that: when composition is made suspension emulsion, comprise following constituent content: two careless ether 1~30%, pyrimidine oxygen (sulphur) benzoates 1~40%, emulsifier 2~12%, dispersant 2~10%, defoamer 0.1~2%, thickener 0.1~2%, antifreeze 0.1~8%, stabilizing agent 0.05~3%, deionized water add to 100%.
Dispersant, defoamer, thickener, antifreeze, stabilizing agent in above-mentioned formulation material are mixed through high speed shear, add two former medicines of careless ether, in ball mill, ball milling is 2~3 hours, make diameter of particle all below 5 μ m, make two careless ether suspending agents, then by the former medicine of pyrimidine oxygen (sulphur) benzoates, emulsifier and various auxiliary agent with the direct emulsification of high speed agitator in suspending agent, make suspension emulsion product of the present invention.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, is characterized in that: while making microemulsion, comprise: two careless ether 1~30%, pyrimidine oxygen (sulphur) benzoates 1~40%, solvent 3~30%, emulsifier 3~15%, antifreeze 1~4%, defoamer 0.01~1%, thickener 0.2~2%, deionized water add to 100%.
Former medicine is dissolved in the reactor that solvent and cosolvent are housed; After anion emulsifier, nonionic emulsifier and stabilizing agent, antifreeze, water being joined in the reactor that above-mentioned solution is housed, give strong mixing and homogenize, finally obtain the as clear as crystal microemulsion product of the present invention of outward appearance.
The described Herbicidal combinations that contains two careless ether and pyrimidine oxygen (sulphur) benzoates, comprises while it is characterized in that making aqueous emulsion: two careless ether 1~30%, pyrimidine oxygen (sulphur) benzoates 1~40%, solvent 3~30%, emulsifier 1~8%, antifreeze 1~4%, defoamer 0.01~1%, thickener 0.2~2%, deionized water add to 100%.
Two careless ether, pyrimidine oxygen (sulphur) benzoates, solvent, emulsifier in formula are added together, make to be dissolved into even oil phase; Water, antifreeze, defoamer, thickener are mixed, become homogeneous water; Under high-speed stirred, water is added to oil phase or oil phase is added to water, after good dispersion, make aqueous emulsion product of the present invention.
Described dispersant is selected from alkylnaphthalene sulfonate, two (alkyl) naphthalenesulfonate formaldehyde condensation compound, naphthalene sulfonic acid-formaldehyde condensation product, aryl phenol polyoxyethylene succinate sulfonate, octylphenol polyethylene oxyethylene group ether sulfate, polycarboxylate, lignosulfonates, the phonetic formaldehyde condensation products sulphate of alkylphenol-polyethenoxy, alkyl benzene sulfonate calcium salt, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol-polyethenoxy is phonetic, aliphatic amine polyoxyethylene is phonetic, polyoxyethylene carboxylate, one or more during ester polyoxyethylene is phonetic.
Described wetting agent is selected from: one or more in lauryl sodium sulfate, neopelex, Nekal BX, wetting and penetrating agent F, spaonin powder, silkworm excrement, soapberry powder.
Described disintegrant is selected from: one or more in bentonite, urea, ammonium sulfate, aluminium chloride, glucose.
Described solvent is selected from: DMF, cyclohexanone, methyl alcohol, ethanol, 3-methyl cyclohexanol ketenes, N-octylpyrrolidone, N-pyrrolidones, propyl alcohol, butanols, ethylene glycol, diethylene glycol, ethylene glycol monomethyl ether, butyl ether, ethyl acetate, vegetable oil, acetonitrile.
Described emulsifier is selected from: agriculture breast 500 #(alkyl benzene calcium sulfonate), OP series phosphate (polyoxyethylene nonylphenol ether phosphate), 600 #phosphate (phenyl phenol polyoxy ethyl ether phosphate), styrene polyoxyethylene ether ammonium sulfate salt, alkyl biphenyl ether disulfonic acid magnesium salts, triethanolamine salt, agriculture breast 400 #(benzyl dimethyl phenol polyoxy ethyl ether), agriculture breast 600 #(phenyl phenol polyoxy ethyl ether), Nongru-700 #(alkylphenol-formaldehyde resin polyoxy ethyl ether), peaceful breast 36 #(phenethyl fluosite polyoxy ethyl ether), agriculture breast 1600 #(phenethyl phenol polyoxy ethyl polypropylene-base ether), ethylene oxide-propylene oxide block copolymer, OP series (polyoxyethylene nonylphenol ether), By series (castor oil polyoxyethylene ether), agriculture breast 33 #(alkylaryl polyoxyethylene polyoxypropylene ether), agriculture breast 34 #one or more in (alkylaryl polyoxyethylene poly-oxygen propylene aether), sapn series (sorbitan monostearate), tween series (sorbitan fatty acid ester APEO), AEO series (fat alcohol alcohol APEO).
Described antifreeze is selected from: one or more in ethylene glycol, propane diols, glycerine, polyethylene glycol.
Described defoamer is selected from: silicone, C 8~10aliphatic alcohols, C 10~20one or more in saturated fat acids (as capric acid) and acid amides, silicone oil, silicone compound.
Described thickener is selected from: one or more in xanthans, CMC, hydroxyethylcellulose, methylcellulose, Magnesiumaluminumsilicate, polyvinyl alcohol.
Described filler is selected from: one or more in kaolin, diatomite, bentonite, attapulgite, white carbon, starch, precipitated calcium carbonate.
Herbicidal combinations of the present invention compared with prior art, produces following beneficial effect:
So herbicide mixture is one of important measures in the weeds comprehensive regulation, by weed killer herbicide mixed, can expand herbicidal spectrum, improve herbicidal effect, extend the optimum period for applying fertilizer, reduce poisoning, reduce residual activity, delay the drug-fast generation of weed killer herbicide and development, as remarkably productive in barnyard grass, moleplant seed, Paspalum distichum, herba setariae viridis grass, nutgrass flatsedge, different in nature nutgrass flatsedge, Herba Cyperi Glomerati, cyperus iria, fescue, flat stalk Fischer grass, four leaf duckweeds, mexicana, Amaranthus retroflexus, Monochoria vaginalis to paddy field grass family, sedge family, broad leaved weed class.Wetting powder the key technical indexes of the present invention:
Table 1
Water dispersible granules the key technical indexes of the present invention:
Table 2
Suspending agent the key technical indexes of the present invention:
Table 3
Suspension emulsion the key technical indexes of the present invention:
Table 4
Aqueous emulsion the key technical indexes of the present invention:
Table 5
Microemulsion the key technical indexes of the present invention:
Table 6
Embodiment
Below in conjunction with embodiment to further instruction of the present invention.
Implementation of an application example one:
Two careless ether and pyrimidine oxygen (sulphur) benzoates are mixed the active determination test of rice weed are reported
Test objective: measured two careless ether and pyrimidine oxygen (sulphur) benzoates and different blended combo thereof and close the herbicidal effect to barnyard grass under greenhouse pot culture condition, and evaluated its synergy, for formulation development and the agriculture chemical registration field control effectiveness test of Mixed Pharmacy provides scientific basis.
For trying target: barnyard grass (Echinochloa crusgalli L.).
Test medicine: two careless ethers (bispyribac-sodium) 95% former medicine, KIH 6127 (pyriminobac-methyl) 97% former medicine, pyriftalid (pyriftalid) 96% former medicine, provides by Shaanxi Welch Crop Protection Co., Ltd..
Medicament configuration:
Two careless ethereal solutions: accurately take the two former medicines of careless ether of 0.0059g95%, with 0.2mLDMF, dissolve, add the clear water 400mL containing 0.1%TWEEN80 emulsifier, stir, be configured to two careless ether 22g a.i./ha solution, then with clear water be diluted to 15,10,4a.i./ha concentration is standby.
KIH 6127 solution: accurately take the former medicine of 0.0079g97% KIH 6127, with 0.2mLDMF, dissolve, add the clear water 400mL containing 0.1%TWEEN80 emulsifier, stir, be configured to KIH 6127 30g a.i./ha solution, then with clear water be diluted to 20,12,5a.i./ha concentration is standby.
Pyriftalid solution: accurately take the former medicine of 0.0495g96% pyriftalid, with 0.2mLDMF, dissolve, add the clear water 400mL containing 0.1%TWEEN80 emulsifier, stir, be configured to pyriftalid 187g a.i./ha solution, then with clear water be diluted to 130,90,50a.i./ha concentration is standby.
Blank solution: 0.2mLDMF adds the water of 80mL0.1%TWEEN80 emulsifier.
Test method: adopt potted plant cauline leaf facture (NY/T1155.4-2006): at the in-built quantitative soil of polypots of high 6cm, diameter 9cm, will be for 15~20 sowings of examination target weed seed in polypots, after covering the fine earth that 0.5~1cm is thick, be placed on cultivation in greenhouse, treat that weeds grew to for 1~3 leaf phase and carry out cauline leaf spraying processing, every alms bowl spraying liquid 1mL, every processing repeats 4 times, and establishes the contrast that is treated to that does not contain medicament.After processing, examination is just placed in cultivation greenhouse in, and the growing state of routine observation target weeds is estimated target be injured symptom and growth inhibition situation, and claimed acrial part fresh weight or strain fresh weight, the toxicity action with form fresh weight inhibiting rate evaluation medicament to target weeds after 15d.
Investigation method:
Test is processed and to be estimated target be injured symptom and growth inhibition situation after 15d, and claims acrial part fresh weight, calculates fresh weight inhibiting rate (%).
Synergy evaluation method:
According to Gowing method, evaluate weed killer herbicide mode of application (NY/T1155.7-2006), its formula is as follows:
E 0=X+Y-XY/100
In formula, X is two careless ether fresh weight inhibiting rate to target weeds when alone with certain dosage; Y is KIH 6127 fresh weight inhibiting rate to target weeds when alone with certain dosage; E 0theoretical value to target weeds fresh weight inhibiting rate during for a kind of two kinds of pharmacy mix in two careless ether and KIH 6127, pyriftalid; Measured value to target weeds fresh weight inhibiting rate when E is a kind of two kinds of pharmacy mix in two careless ether and KIH 6127, pyriftalid.
Evaluation criterion: work as E-E 0during > 10%, be expressed as synergistic effect, as 10%≤E-E 0in the time of≤10%, be expressed as summation action, work as E-E 0during <-10%, be expressed as antagonism.
Table 7 pair careless ether and KIH 6127 and the toxicity test result of combination to barnyard grass that be mixed thereof
Table 7 pair careless ether and KIH 6127 and the toxicity test result of combination to barnyard grass that be mixed thereof
Evaluating drug effect: two careless ether and KIH 6127 and the composition that is mixed thereof to the herbicidal effect measurement result of barnyard grass in Table 7.Visible, two careless ether and KIH 6127 show synergistic effect to barnyard grass, its E-E with 15+12,15+20,22+5,22+12,22+20, the 22+30 composition that is mixed 0value is respectively 10.82,12.76,25.47,25.99,19.46,14.64, and the composition of other mixed ratios shows addition to barnyard grass, wherein best to the effect of barnyard grass with the composition that is mixed of 22+12, its E-E 0value is 25.99.
Table 8 pair careless ether and pyriftalid and the toxicity test result of combination to barnyard grass that be mixed thereof
Table 8 pair careless ether and pyriftalid and the toxicity test result of combination to barnyard grass that be mixed thereof
Evaluating drug effect: two careless ether and pyriftalid and the composition that is mixed thereof to the herbicidal effect measurement result of barnyard grass in Table 8.Visible, two careless ether and pyriftalid show synergistic effect to barnyard grass, its E-E with 10+187,15+90,15+130,15+187,22+50,22+90,22+130, the 22+187 composition that is mixed 0value is respectively 10.18,12.01,14.33,10.91,27.32,29.03,20.44,15.78, and the composition of other mixed ratios shows addition to barnyard grass, wherein best to the effect of barnyard grass with the composition that is mixed of 22+90, its E-E 0value is 29.03.
Application Example two: two careless ether and KIH 6127, the relevant composite product embodiments of pyriftalid (following content is folding hundred percentage compositions).
1 30% pair of careless ether KIH 6127 wetting powder of embodiment
Two careless ether 10%, KIH 6127 20%, alkyl benzene sulfonate calcium salt 6%, spaonin powder 4%, attapulgite add to 100%, make 30% pair of careless ether KIH 6127 wetting powder.
2 60% pairs of careless ether KIH 6127 wetting powders of embodiment
Two careless ether 20%, KIH 6127 40%, polycarboxylate 7%, wetting and penetrating agent F5%, kaolin add to 100%, make 60% pair of careless ether KIH 6127 wetting powder.
3 71% pairs of careless ether KIH 6127 wetting powders of embodiment
Two careless ether 1%, KIH 6127 70%, aliphatic amine polyoxyethylene are phonetic 10%, soapberry powder 5%, white carbon add to 100%, make 71% pair of careless ether KIH 6127 wetting powder.
4 45% pairs of careless ether KIH 6127 water dispersible granules of embodiment
Two careless ether 20%, KIH 6127 25%, naphthalene sulfonic acid-formaldehyde condensation product 6%, lauryl sodium sulfate 4%, ammonium sulfate 3%, bentonite add to 100%, make 45% pair of careless ether KIH 6127 water dispersible granules.
5 55% pairs of careless ether KIH 6127 water dispersible granules of embodiment
Two careless ether 40%, KIH 6127 15%, ester polyoxyethylene are phonetic 7%, silkworm excrement 5%, aluminium chloride 2.5%, diatomite add to 100%, make 55% pair of careless ether KIH 6127 water dispersible granules.
6 60% pairs of careless ether KIH 6127 water dispersible granules of embodiment
Two careless ether 10%, KIH 6127 50%, alkylnaphthalene sulfonate 9%, Nekal BX 4%, urea 3%, kaolin add to 100%, make 60% pair of careless ether KIH 6127 water dispersible granules.
7 10% pairs of careless ether KIH 6127 suspending agents of embodiment
Two careless ether 5%, KIH 6127 5%, lignosulfonates 7%, xanthans 0.8%, C 8~10aliphatic alcohols 0.4%, glycerine 2%, water adds to 100%, makes 10% pair of careless ether KIH 6127 suspending agent.
8 32% pairs of careless ether KIH 6127 suspending agents of embodiment
Two careless ether 2%, KIH 6127 30%, neopelex 8%, methylcellulose 0.9%, silicone compound 0.2%, ethylene glycol 2.3%, water adds to 100%, makes 32% pair of careless ether KIH 6127 suspending agent.
9 35% pairs of careless ether KIH 6127 suspending agents of embodiment
Two careless ether 15%, KIH 6127 20%, lauryl sodium sulfate 6%, Magnesiumaluminumsilicate 0.7%, silicone oil 0.3%, polyethylene glycol 2%, water adds to 100%, makes 35% pair of careless ether KIH 6127 suspending agent.
10 55% pairs of careless ether pyriftalid wetting powders of embodiment
Two careless ether 5%, pyriftalid 50%, naphthalene sulfonic acid-formaldehyde condensation product sodium salt 8%, soapberry powder 4%, bentonite add to 100%, make 55% pair of careless ether pyriftalid wetting powder.
11 71% pairs of careless ether pyriftalid wetting powders of embodiment
Two careless ether 1%, pyriftalid 70%, polyoxyethylene carboxylate 8%, wetting and penetrating agent F6%, diatomite add to 100%, and mixture carries out air-flow crushing, make 71% pair of careless ether pyriftalid wetting powder.
12 80% pairs of careless ether pyriftalid wetting powders of embodiment
Two careless ether 20%, pyriftalid 60%, alkyl benzene sulfonate calcium salt 7%, lauryl sodium sulfate 5%, white carbon add to 100%, and mixture carries out air-flow crushing, make 80% pair of careless ether pyriftalid wetting powder.
13 50% pairs of careless ether Pyriftalid water dispersible granules of embodiment
Two careless ether 10%, pyriftalid 40%, lignosulfonates 4%, polycarboxylate 5%, lauryl sodium sulfate 3%, glucose 2%, starch 10%, attapulgite add to 100%, mix and make 50% pair of careless ether Pyriftalid water dispersible granule.
14 52% pairs of careless ether Pyriftalid water dispersible granules of embodiment
Two careless ether 2%, pyriftalid 50%, alkyl benzene sulfonate calcium salt 7%, neopelex 5%, aluminium chloride 3%, kaolin add to 100%, mix and make 52% pair of careless ether Pyriftalid water dispersible granule.
15 65% pairs of careless ether Pyriftalid water dispersible granules of embodiment
Two careless ether 5%, pyriftalid 60%, alkylphenol-polyethenoxy are phonetic 8%, lauryl sodium sulfate 6%, bentonite add to 100%, make 65% pair of careless ether Pyriftalid water dispersible granule.
16 22% pairs of careless ether pyriftalid suspending agents of embodiment
Two careless ether 2%, pyriftalid 20%, alkyl benzene sulfonate calcium salt 7%, neopelex 5%, C 10~20saturated fat acids 0.2%, CMC 0.6%, deionized water adds to 100%, mixes and makes 22% pair of careless ether pyriftalid suspending agent.
17 45% pairs of careless ether pyriftalid suspending agents of embodiment
Two careless ether 5%, pyriftalid 40%, lignosulfonates 8%, lauryl sodium sulfate 4%, silicone compound 0.3%, Magnesiumaluminumsilicate 0.8%, propane diols 1.5%, deionized water add to 100%, mix and make 45% pair of careless ether pyriftalid suspending agent.
18 48% pairs of careless ether pyriftalid suspending agents of embodiment
Two careless ether 3%, pyriftalid 45%, neopelex 6%, spaonin powder 4%, silicone oil 0.4%, xanthans 0.7%, glycerine 3%, deionized water add to 100%, mix and make 48% pair of careless ether pyriftalid suspending agent.
19 11% pairs of careless ether pyriftalid suspension emulsions of embodiment
Two careless ether 10%, pyriftalid 1%, lauryl sodium sulfate 7%, 600 #phosphate 8%, silicone compound 0.1%, polyvinyl alcohol 1.5%, ethylene glycol 2%, water adds to 100%, and aforementioned formula material is mixed, and makes 11% pair of careless ether pyriftalid suspension emulsion.
20 44% pairs of careless ether pyriftalid suspension emulsions of embodiment
Two careless ether 4%, pyriftalid 40%, neopelex 6%, sodium lignin sulfonate 2%, agriculture breast 1600 #8%, xanthans 2%, water add to 100%, mix and make 44% pair of careless ether pyriftalid suspension emulsion.
21 21% pairs of careless ether pyriftalid aqueous emulsions of embodiment
Two careless ether 1%, pyriftalid 20%, methyl alcohol 12%, ethylene oxide-propylene oxide block copolymer 7%, isobutanol 3%, polyethylene glycol 2%, Magnesiumaluminumsilicate 0.8%, silicone oil 0.3%, water is mended to 100%, makes 21% pair of careless ether pyriftalid aqueous emulsion.
22 50% pairs of careless ether pyriftalid aqueous emulsions of embodiment
Two careless ether 5%, pyriftalid 45%, DMF 7%, propyl alcohol 2%, agriculture breast 1600 #8%, butanols 5%, glycerine 2%, CMC 1.2%, silicone compound 0.4%, water is mended to 100%, makes 50% pair of careless ether pyriftalid aqueous emulsion.
23 10% pairs of careless ether pyriftalid microemulsions of embodiment
Two careless ether 5%, pyriftalid 5%, ethanol 10%, diethylene glycol 5%, Nongru-700 #8%, xanthans 1.3%, water supplies 100%, makes 10% pair of careless ether pyriftalid microemulsion.
24 45% pairs of careless ether pyriftalid microemulsions of embodiment
Two careless ether 10%, pyriftalid 35%, ethylene glycol monomethyl ether 9%, butanols 12%, fat fat alcohol APEO 10%, silicone oil 0.2%, Magnesiumaluminumsilicate 1%, ethylene glycol 3%, water supplies 100%, makes 45% pair of careless ether pyriftalid microemulsion.
Application Example three: two careless ether and pyrimidine oxygen (sulphur) benzoates control paddy rice annual weed field control effectiveness test
Control medicament: the complex composition of two careless ether and pyrimidine oxygen (sulphur) benzoates, by Shaanxi Welch Crop Protection Co., Ltd.'s research and development, produced;
Contrast medicament: the two careless ether suspending agents of 100 grams per liters; 10% KIH 6127 wetting powder; 24.3% pyriftalid suspending agent.
If artificial weeding and clear water control treatment.
Using method: every mu be watered 30 liters after evenly cauline leaf sparge in each community
Spraying time: on July 21st, 2010, in the paddy rice 7-8 leaf phase, the field annual weed 1-3 leaf phase, carry out cauline leaf spraying 1 time.
Investigation method and drug effect are calculated
Investigation weeds object is: the annual weed such as barnyard grass, nutgrass flatsedge, Paspalum distichum, investigate latter 15 days, the 40 days fresh weight preventive effects to the strain preventive effect of weeds and 30 days.
Visual test medicament occurs without poisoning paddy rice.
Test results and analysis respectively in Table 9, table 10.
The table 9 pair careless ether KIH 6127 control paddy field annual weed test of pesticide effectiveness
The table 9 pair careless ether KIH 6127 built composition for preventing and controlling paddy field annual weed test of pesticide effectiveness
Two careless ether and KIH 6127 is composite that paddy rice barnyard grass, nutgrass flatsedge, Paspalum distichum are had to good control efficiency as shown in Table 9, preventive effect is better than single dose preventive effect, with contrast medicament, artificial weeding, with respect to significant difference between the rate of growth of clear water control treatment, and there is good quick-acting and lasting effect, in this experimental drug scope, to rice safety.
The table 10 pair careless ether pyriftalid control paddy field annual weed test of pesticide effectiveness
The table 10 pair careless ether pyriftalid built composition for preventing and controlling paddy field annual weed test of pesticide effectiveness
Two careless ether and pyriftalid is composite that paddy rice barnyard grass, nutgrass flatsedge, Paspalum distichum are had to good control efficiency as shown in Table 10, preventive effect is better than single dose preventive effect, with contrast medicament, artificial weeding, with respect to significant difference between the rate of growth of clear water control treatment, and there is good quick-acting and lasting effect, in this experimental drug scope, to rice safety.

Claims (4)

1. the Herbicidal combinations containing two careless ether and pyrimidine oxygen (sulphur) benzoates, it is characterized in that: Herbicidal combinations contains two careless ether, pyrimidine oxygen (sulphur) benzoates, auxiliary agent and other excipient surpluses, wherein pyrimidine oxygen (sulphur) benzoates is selected from: a kind of in KIH 6127, pyriftalid, the weight ratio of two careless ether and KIH 6127 is 15:12,22:5,22:12,22:20,22:30, and the weight ratio of two careless ether and pyriftalid is 10:187,15:90,15:130,15:187,22:50,22:90,22:130,22:187.
2. the Herbicidal combinations containing two careless ether and pyrimidine oxygen (sulphur) benzoates according to claim 1, is characterized in that: composition is made wetting powder, water dispersible granules, suspending agent, suspension emulsion, microemulsion, aqueous emulsion.
3. the Herbicidal combinations containing two careless ether and pyrimidine oxygen (sulphur) benzoates according to claim 1 is for preventing and treating the application of paddy field grassy weed, sedge weed, broad leaved weed.
4. application according to claim 3, is characterized in that: described weeds are barnyard grass, moleplant seed, Paspalum distichum, herba setariae viridis grass, nutgrass flatsedge, difformed galingale herb, Herba Cyperi Glomerati, cyperus iria, fescue, flat stalk Fischer grass, four leaf duckweeds, mexicana, Amaranthus retroflexus or Monochoria vaginalis.
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WO2003020035A2 (en) * 2001-08-30 2003-03-13 Bayer Cropscience Ag Selective herbicide comprising a tetrazolinone derivative
WO2005092101A2 (en) * 2004-03-26 2005-10-06 Syngenta Participations Ag A herbicidal combination
CN102461512A (en) * 2010-11-19 2012-05-23 南京华洲药业有限公司 Mixed herbicide composition containing bispyribac-sodium and pyriftalid
CN102461506A (en) * 2010-11-19 2012-05-23 南京华洲药业有限公司 Mixed herbicide composition containing bispyribac-sodium and pyriminobac-methyl

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WO2003020035A2 (en) * 2001-08-30 2003-03-13 Bayer Cropscience Ag Selective herbicide comprising a tetrazolinone derivative
WO2005092101A2 (en) * 2004-03-26 2005-10-06 Syngenta Participations Ag A herbicidal combination
CN102461512A (en) * 2010-11-19 2012-05-23 南京华洲药业有限公司 Mixed herbicide composition containing bispyribac-sodium and pyriftalid
CN102461506A (en) * 2010-11-19 2012-05-23 南京华洲药业有限公司 Mixed herbicide composition containing bispyribac-sodium and pyriminobac-methyl

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