291 results about "Sulfometuron methyl" patented technology

The invention discloses rhodococcus ruber YMHL-1 capable of degrading nicosulfuron and applications thereof. The invention provides a strain namely rhodococcus ruber YMHL-1 capable of degrading residual nicosulfuron in wastewater, and the identification shows that the strain belongs to Rhodococcus. The strain is preserved in China General Microbiological Culture Collection Center, CGMCC in February 9th, 2015; and the preservation number is CGMCC No. 10542. The main biological characteristics are as follows: the Gram staining reaction is negative; the bacterial colony is in an orange yellow color, is in a round shape, and is opaque, the surface of the bacterial colony is rough and dry; the cell is in a sphere shape or short bar shape, does not have any flagellum, is motionless, and does not generate any spore; the strain is aerobic and chemoheterotrophic and cannot liquefy gelatin and hydrolyze starch; the enzyme contact reaction is positive, the V.P. reaction is positive, the methyl red reaction is negative; the strain cannot degrade casein, cannot reduce nitrates; and the strain can produce acids from glucose, can utilize glucose, fructose, and citrates, cannot utilize mannose, arabinose, and raffinose, and can reduce more than 90% of antibiotics in water through direct application.

The present invention relates to herbicide composition of monosulfuron ester compound as well as its application, which is compounded with two-element or three-element from herbicide monosulfuron ester or its natrium salt (0.1 to 90 percent) as main active component, and other herbicide (0.1 to 85 percent) of ethyl carboxylic fluorine grass ether, Starane, thifensulfuron-methyl, tribenuron-methyl, 2,4D as well as its ramification, Prometrex prometryn, acetochlor, atrazine, triallate, metolachlor, bensulfuron-methyl or 2 armour 4 chlorin natrium etc., and the herbicide composition can be made into breast oil, wettable powder, soluble powder, water emulsion, microemulsion agent, aqua, suspending agent, microcapsule agent or water disperse particle agent by adding proper amount auxiliary agent and carrier accepted in agriculture. The composition can be used to prevent single and double cotyledon weed in wheat, corn and millet field.

The invention provides a compounded herbicide for corn field stem leaves, wherein the compounded herbicide is capable of preventing and killing not only annual gramineae weeds in corn fields but also broad-leaf weeds and cyperus rotundus and the compounded herbicide is safe to corns and has no influence on after-reap crops. According to technical key points, the compounded herbicide is prepared from two active components, namely nicosulfuron and halosulfuron-methyl with a weight ratio of 1:(0.56-2), wherein the content of effective components in the compounded herbicide is 2-85% by weight percent. The compounded herbicide has a remarkable weeding effect and is obviously better than that of two single agents; in addition, the compounded herbicide has a prominent synergy effect on the broad-leaf weeds and the cyperus rotundus; besides, the weeds in the whole development period of crops can be prevented and killed after the herbicide is applied only for once; without influences on the after-reap crops, the compounded herbicide is ideal for the corn fields at present.

The invention relates to a herbicidal composition, and particularly relates to a herbicidal composition comprising propyrisulfuron and pyrazosulfuron, and an application thereof and a corresponding weed control method. The herbicidal composition comprises active components of propyrisulfuron and pyrazosulfuron, wherein a weight ratio of propyrisulfuron to pyrazosulfuron is 200 : 1-1 : 200. The herbicidal composition is used for controlling grassy weeds, broad leaf weeds and cyperaceae weeds in the rice fields in crop growth environment. Compared with an individually used herbicide, the herbicidal composition compounded by the propyrisulfuron and pyrazosulfuron enlarges herbicidal spectrum and significantly enhances a weed control effect because propyrisulfuron has a control capability for weeds having resistance to known sulfonylurea herbicides and binary compound of the two herbicides allows the herbicidal composition to have an enhanced effect.

The invention discloses a bacterium capable of degrading pesticides chlorimuron-ethyl and carbendazim and an application of the bacterium. The bacterium capable of degrading pesticides chlorimuron-ethyl and carbendazim is rhizobium sp. LD1616 and the preservation number of the bacterium is CGMCC (China General Microbiological Culture Collection Center) No.7775. The rhizobium sp. LD1616 with the preservation of CGMCC NO.7775, disclosed by the invention, has the advantages that the degradation rate of the bacterium to chlorimuron-ethyl (45mg/L) is up to 71.56% in 7 days in an inorganic salt culture medium and the degradation rate of the bacterium to carbendazim (100mg/L) is up to 24.92% in 5 days, which indicates that the bacterium is capable of efficiently degrading the chlorimuron-ethyl and the carbendazim and has a broad application prospect in the remediation of soil polluted by residual pesticides chlorimuron-ethyl and carbendazim.

The invention relates to an herbicide composition containing metamifop, cyhalofop-butyl and halosulfuron-methyl. The herbicide composition contains active ingredients of the metamifop, the cyhalofop-butyl and the halosulfuron-methyl, wherein the metamifop accounts for 1-20wt% of the composition, the cyhalofop-butyl accounts for 1-30wt% of the composition and the halosulfuron-methyl accounts for 1-20wt% of the composition. The herbicide composition disclosed by the invention has a synergetic effect; in the control and removal of annual weeds in a paddy field, the effect of the herbicide composition is significantly better than that of various single agent in independent use; the herbicide composition can be used for widening a weeding spectrum, and the herbicide composition can be also used for reducing the use quantity of pesticides, reducing weed resistance risks, relieving environment pollution and delaying the generation of weed resistance.

The invention relates to a weeding composition for a rice paddy field, comprising the following active components of: (a) oxadiargyl, (b) flucetosulfuron, (c) one or more herbicides selected from oxyfluorfen, ethoxysulfuron, oxaziclomefone and cyclopropyl sulfometuron methyl. The weeding composition enlarges a weeding chart of the rice paddy field, increases weeding effect, has little dosage, convenient use, no residue on rice and soil friendliness and sufficiently reflects a green environmental protection concept, and therefore, the weeding composition has a very wide market prospect.

The invention discloses a bacterium for degrading herbicides chlorimuron-ethyl and acetochlor and application of the bacterium. The bacterium is cellulosimicrobium sp. LY114, which is preserved in China General Microbiological Culture Collection Center by a preservation number of CGMCC No.7776. The cellulosimicrobium sp. LY114 CGMCC No.7776 reaches a degrading rate of 89.11% on chlorimuron-ethyl (45mg/L) and acetochlor (45mg/L) in an organic salt culture medium within 7d, showing that the strain can effectively degrade the chlorimuron-ethyl and the acetochlor; and the bacterium has a wide application prospect in an aspect of repairing chlorimuron-ethyl and acetochlor pollution of soil.

The invention discloses a herbicide for preventing and controlling paddy field weeds. The herbicide is a binary herbicide composition which comprises promazine sulfometuron methyl and pyribenzoxim, wherein the promazine sulfometuron methyl and the pyribenzoxim are taken as active components; the weight ratio of the promazine sulfometuron methyl and the pyribenzoxim in the binary herbicide composition is 1:10-128:5, the mass percentage of the promazine sulfometuron methyl and the pyribenzoxim accounts for 5%-80% of the compound herbicide. Compared with the independent use of a single agent, the herbicide composition disclosed by the invention can not only obviously enhance the weeding effect and enlarge the weed control spectrum, but also reduce the generation of weed drug resistance, decreases the herbicide application times, reduces the prevention and control cost, has good environmental compatibility and thus is a more ideal novel composition medicament for preventing and controlling the paddy field weeds.

The invention relates to a herbicidal composition, and particularly relates to a herbicidal composition comprising propyrisulfuron and pretilachlor, and an application thereof and a corresponding weed control method. The herbicidal composition comprises active components of propyrisulfuron and pretilachlor, wherein a weight ratio of propyrisulfuron to pretilachloris 100 : 1-1 : 100. The herbicidal composition also can comprise a safety agent and is used for controlling grassy weeds, broad leaf weeds and cyperaceae weeds in the rice fields in crop growth environment. Compared with an individually used herbicide, the herbicidal composition compounded by the propyrisulfuron and pretilachlor enlarges herbicidal spectrum and significantly enhances a weed control effect because propyrisulfuron has control capability for weeds having resistance to known sulfonylurea herbicides and binary compound of the two herbicides allows the herbicidal composition to have an enhanced effect.

The invention relates to a weeding composition, the active ingredients of which are metamifop, penoxsulam and pyrazosulfuronethyl. The weeding composition has the advantages that: after the metamifop, the penoxsulam and the pyrazosulfuronethyl are blended, the weeding effect is enhanced, the weed control spectrum is broadened, toxicity and residue are low, moreover, the dosage, the application frequency and the use cost are evidently reduced, the effect of the composition is much higher than the effect of each single agent, and the weeding composition is a better novel composition agent for controlling annual weeds in paddy fields so far.

The invention relates to a weeding composition, and especially relates to the weeding composition containing propyrisulfuron and bispyribac sodium, use of the weeding composition and a corresponding weed control method. Active ingredients of the weeding composition comprise the propyrisulfuron and the bispyribac sodium, wherein a ratio of the propyrisulfuron to the bispyribac sodium, by weight percentage, is ranged from 100:1 to 1:100. The weeding composition is used for control of gramineae weeds, broadleaf weeds and cyperaceae weeds in crop growth environment. According to the invention, the weeding composition is prepared through complex formulation of herbicides comprising the propyrisulfuron and the bispyribac sodium. Because the propyrisulfuron has prevention and control ability to weeds that show resistance to known sulfonylurea herbicides, and the weeding composition is prepared by binary complex formulation of the two herbicides, the weeding composition has an enhanced effect. The weeding composition shows a significantly enhanced control effect on the weeds in the crop growth environment, compared with single use of one herbicide.

The invention belongs to the technical field of pesticide preparations, and particularly relates to a weeding composition containing tritosulfuron pestanal active components. The weeding composition comprises a component A and a component B which serve as the active components, wherein the component A is tritosulfuron pestanal, the component B is one or more of compounds including acetochlor, alachlor, metolachlor, dimethenamid, efficient dimethenamid, propisochlor, propachlor, ethachlor, diphenamide, ethaprochlor, flufenacet, allidochlor, prynachlor, nicosulfuron, rimsulfuron, thifensulfuron, atrazine, cyanazine, simazine, simetryn, ametryn, terbutryn, terbuthylazine, dimethyl tetrachloro, 2, 4-D butyl ester, 2, 4-D isooctyl ester, fluroxypyr, dichloro pyridine acid and fluroxypyr-mepthyl. The weeding composition can greatly improve preventing and removing effects of single doses, enlarges weeding spectrum, reduces dosage per mu (Chinese acre) and is very safe to crops.

The invention discloses inactivating chemical for eucalyptus stumps and a using technology. The inactivating chemical for the eucalyptus stumps comprises a component A and a component B, wherein the component A comprises, by weight, 5-10 parts of hexazinone and 5-10 parts of oxyfluorfen; the component B comprises, by weight, 35-45 parts of trichlopyr, 10-25 parts of picloram and 10-25 parts of sulfometuron methyl. The using technology includes the steps of stump treatment and chemical using. The inactivating chemical for the eucalyptus stumps can be used for effectively preventing water and soil loss, improving soil fertility and the soil structure and improving the productivity of forest land.

The Bicao mixture is herbicide composition comprising glyphosate herbicide and pyrazosulfuron-ethyl herbicide in the ratio of 10-150, the glyphosate herbicide may be glyphosate, sodium salt of glyphosate, potassium salt of glyphosate, etc., and the pyrazosulfuron-ethyl herbicide may be pyrazosulfuron-ethyl, isopropylamide salt of pyrazosulfuron-ethyl, ammonium salt of pyrazosulfuron-ethyl, sodium salt of pyrazosulfuron-ethyl, potassium salt of pyrazosulfuron-ethyl, etc. The herbicide composition may be compounded into water preparation, water emulsion, wettable powder, soluble powder, oily suspension, dry suspending, water dispersed granular preparation, granular preparation or tablet. It is used in rice field to kill and prevent weed, and has the features of low labor strength, low dosage, low cost, less environmental pollution, etc.

The invention relates to a chlorimuron-ethyl pesticide residue degrading bacterium which is named klebsiella 2N3 (Klebsiella jilinsis H.Zhang 2N3) with the storage No. of CCTCC NO: M 209248 in China Center for Type Culture Collection (CCTCC), a soil bioremediation agent prepared from the chlorimuron-ethyl pesticide residue degrading bacterium, and application thereof. The chlorimuron-ethyl pesticide residue degrading bacterium is a bacterial strain which has strong degradation capacity to chlorimuron-ethyl and is obtained by carrying out enrichment culture and separation on sludge at a drainage outlet of an insecticide factory for producing chlorimuron-ethyl, the bacterial strain grows by using the chlorimuron-ethyl as the unique nitrogen source, and the activity of the bacterium in a liquid nutrient medium is increased by the induction of the chlorimuron-ethyl so as to improve the degradation capacity to the chlorimuron-ethyl. The preparation method for the bacterium is simple, low in cost and convenient to use, and can be spread in the soil, and the degradation effect in the soil can reach 82.6 percent; therefore, the chlorimuron-ethyl pesticide residue degrading bacterium has good application prospect.

The invention provides a novel herbicide, relates to the technical field of pesticide production. Active components of the herbicide comprise sclerotinia rolfsii sacc and bensulfuron methyl, and water dispersible granules are the product preparation of the herbicide. The herbicide comprises the following raw materials in percentage by weight: 1-40 percent of sclerotinia rolfsii sacc, 1-25 percent of bensulfuron methyl, 2-25 percent of auxiliaries, and 10-96 percent of a filler. The novel herbicide shows efficient and broad-spectrum weeding performance, is mainly applied to prevention and removal of a plurality of broadleaf weeds and nutgrass flatsedge in dry direct seeding rice, and does not influence the crops.

The invention relates to an anilofos-pyrazosulfuron ethyl water surface diffusion agent and a preparation method thereof. The anilofos-pyrazosulfuron ethyl water surface diffusion agent comprises, by weight, 1 to 60% of anilofos and pyrazosulfuron ethyl, 1 to 15% of a water surface diffusion assistant, 0.5 to 10% of a dispersant, 0.1 to 5% of a wetting agent, 1 to 10% of a binder, 1 to 10% of a disintegrating agent, 1 to 10% of a density conditioning agent and the balance carriers. The preparation method comprises the following steps of uniformly mixing the above materials according to the above ratio, adding the binder into the mixture to obtain a wet material, carrying out granulation by extrusion or rotational flow fluidization, and drying by an oven. The anilofos-pyrazosulfuron ethyl water surface diffusion agent is convenient for application, saves labor and time, has a high flash point, does not burn and explode easily, is safe in production, storage and use, and produces small environmental pollution.

The invention discloses a preparation method and application of organic isocyanate-and-isorhodanate modified attapulgite. The preparation method comprises the following steps: introducing amino groups onto raw attapulgite by using a simple stirring method; and then carrying out reflux in an ethanol solution in virtue of the chemical combination action of the amino groups with isocyanate and isorhodanate so as to obtain the organic isocyanate-and-isorhodanate modified attapulgite. With the modified attapulgite as an adsorbent and pesticides and herbicides like pymetrozine, thiamethoxam, weeding bensulfuron methyl and the like as adsorption objects, studies are carried out on the removal effect of the adsorbent on dense residual pesticides and herbicides in water. Experimental results show that the modified attapulgite exerts excellent adsorption and removal effect on pymetrozine, thiamethoxam, bensulfuron methyl and the like. Application of the modified attapulgite has the advantages of low price, simple preparation, high adsorption efficiency and the like; and the modified attapulgite has practical value in rapid removal of dense residual pesticides and herbicides in water bodies.