298 results about "Bensulfuron methyl" patented technology

The invention discloses a flucarbazone-Na compounded herbicide which comprises an active component I (flucarbazone-Na), an active component II and auxiliary components, wherein the active component II is one or a combination of several of mesosulfuron methyl, isoproturon, chlortoluron, pyroxsulam, Clodinafop-propargyl, carfentrazone-ethyl, tribenuron-methyl, fluroxypyr, methoxone, 2,4-D-butyl ester, dicamba, bromoxynil, thifensulfuron methyl, amidosulfuron, bensulfuron-methyl, flumetsulam, fluoroglycofen-ethyl and florasulam; the auxiliary components comprise an auxiliary agent and also comprise one of a filler and a solvent; the auxiliary agent is one or a combination of two of an emulsifying agent, a dispersant, a wetting agent, a disintegrant, an agglomerant, an antifreezing agent and a thickening agent; the mass sum of the active component I (flucarbazone-Na) and the active component II is 1%-85% of the total mass of the flucarbazone-Na compounded herbicide; and the mass ratio of the active component I to the active component II is (1:20)-(20:1). The flucarbazone-Na compounded herbicide disclosed by the invention is a novel herbicide for preventing and removing weeds in a wheatland.

The invention discloses a weeding composition for a paddyfield. The weeding composition is prepared by combining a sodium sulcotrione weedicide as an active ingredient and any one or more of a cyhalofop-butyl weedicide, a bensulfuron methyl weedicide, a pyrazosulfuron-ethyl weedicide, a quinclorac weedicide, a mefenacet weedicide, a bispyribac-sodium weedicide or a penoxsulam weedicide; and the weight ratio of two materials is 1:40-70:1. The composition can be made into oil deflocculant, missible oil, wettable powder, water dispersible granule and the like according to a well-known method. The weeding composition has the characteristics of high-efficient weeding effect, wide weed spectrum, little use amount, low residue, safety to crop, low cost and good prevention and control effect on broadleaf weed and grassy weed; and the weeding composition is applied for one time and can basically control the harm of weeds of the paddyfield in whole season.

The invention discloses a weeding composition for a wheat field. The active ingredients of the weeding composition comprise (A): any one of carfentrazone and clodinafop-propargyl, and (B): any one or two of tribenuion methyl, bensulfuron methyl, fluroxypyr, florasulam, pyrazosulfuron, isoproturon and MCPA-Na (2-methyl-4-chloro-phenoxyacetic acid-sodium); or comprise two ingredients of A and any one of B. The ratio of two ingredients is 1-70:1-70, and the ratio of three ingredients is 1-50:1-50:1-50. The composition of the invention can be prepared into missible oil, oil suspension agent, wettable powder, water dispersible granules and the like, and has the advantages of good weeding effect, wide weeding spectrum, small use amount, low residue, safety to crops and low cost. Moreover, the composition has good prevention and control effect in removing broadleaf weeds and partial grass family weeds, the prevention and control rate is over 90%, and the harm of weeds in the wheat field can be essentially controlled throughout the season by once application.

The invention relates to a herbicide composite used in a paddy field. The active ingredient of the composite is formed by one or two of metamifop, bensulfuron-methyl, pyrazosulfuron, quinclorac, bentazone, bispyribac-sodium, 2-methyl-4-chloro-phenoxyacetic acid, penoxsulam and imidazolinone herbicides so as to form a binary herbicide composite or a ternary herbicide composite. The herbicide composite used in the paddy field can effectively remove various weeds in grass family, broad leaf weeds and cyperaceae weeds in the paddy field in a disposable way, and has special effects on cockspur grasses, moleplant seeds, crabgrass and the like which are difficult to be prevented in the directly-sown paddy fields.

The invention discloses a mesosulfuron-methyl compound herbicide which consists of mesosulfuron-methyl as active ingredient I, active ingredient II and auxiliary ingredients; the active ingredient II is the combination of one or more of flucarbazone-Na, isoproturon, chlortoluron, pyroxsulam, 2-methyl-4-chlorophenoxy acetic acid, 2,4-D butyl ester, dicamba, bromoxynil, amidosulfuron, bensulfuron-methyl, flumetsulam, fluoroglycofen-ethyl and florasulam; the auxiliary ingredients consists of adjuvant and one of filler and solvent, and the adjuvant is the combination of one or more of emulsifying agent, dispersing agent, wetting agent, disintegrant, binding agent, antifreezing agent and thickening agent; the sum of the weight of the mesosulfuron-methyl as the active ingredient I and the weight of the active ingredient II is 1 to 85 percent of the total weight of the mesosulfuron-methyl compound herbicide; and the weight ratio of the active ingredient I to the active ingredient II is 1:20 to 20:1. The mesosulfuron-methyl mixed herbicide is novel herbicide for wheatlands.

The invention discloses a herbicide medicine fertilizer for farmlands, which consists of weeding ingredients, fertilizer ingredients, a retarder, a safener, dispersing auxiliaries and filling materials. The fertilizer is characterized in that: the weeding ingredients comprise mefenacet and bensulfuron methyl; the fertilizer ingredients comprise nitrogen, phosphor, kalium, zinc and boron elements. The invention also discloses a preparation method of the medicine fertilizer. The medicine fertilizer granular formulation of the invention are applied to rice and one time use of the medicine fertilizer can realize both fertilization and weeding, thus reducing the labor intensity and working times of peasants and solving the problem that herbicide and fertilizer are needed to be applied for twice or a plurality of times under the conditions of the prior art. The medicine fertilizer of the invention effectively guarantees the scientific release of pesticides and fertilizers, prolongs the effective period of products, ensures the double effects of weeding and fertilization, has important significance for effective, scientific and reasonable use of resources and protection of environment and has positive boost to the investment reduction of users in agriculture and production and income increase in agriculture.

The invention relates to a pharmaceutical granular formulation containing weedicide and fertilizer for agricultural production. By total weight of the pharmaceutical granular formulation, the compositions and the contents of raw materials are: 0.01 to 10 percent of bensulfuron-methyl, 0.2 to 30 percent of pretilachlor or quinclorac, and 5 to 45 percent of macro-element N, 1 to 10 percent of macro-element P and 1 to 15 percent of macro-element K in the fertilizer, and 0.1 to 5 percent of microelement zinc and 0.1 to 5 percent of microelement boron in the fertilizer, and 0.1 to 5 percent of slow release formulation, 0.05 to 5 percent of safener, 0.5 to 5 percent of dispersing auxiliary, and the balance being stuffing. The pharmaceutical granular formulation effectively guarantees scientific release of farm chemical and the fertilizer, and has double effects of weed removal and fertilizer application.

The invention belongs to the field of agricultural herbicides, and particularly discloses a paddy field herbicide mixture. The paddy field herbicide mixture is characterized in that: the active components of the paddy field herbicide mixture include 0.5 to 90 percent of component A, 0 to 90 percent of component B and 0 to 90 percent of component C in part by weight, wherein the component A is clomazone, the component B is cyhalofop butyl ester or pfenoxaprop-ethyl, and the component C is one of bensulfuron-methyl, pyrazosulfuron-ethyl and carfentrazone-ethyl. The paddy field herbicide mixture has a remarkable synergistic effect and the effect of increasing the weed-killing speed, prolongs the persistent time, achieves a prevention and elimination effect on a variety of gramineous weeds and latifolious weeds in paddy fields, and is low in toxicity, the weed control spectrum is broadened, and the dosage is remarkably reduced.

The invention relates to the field of pesticide preparations, and particularly relates to a wheat field weeding composition and a preparation of the wheat field weeding composition. The wheat field weeding composition comprises halauxifen-methyl and active components, wherein the active components are selected from clopyralid, 2-methyl-4-chlorine sodium, carfentrazone, dicamba, tribenuron-methyl, bensulfuron methyl or thifensulfuron methyl. The wheat field weeding composition is mixed to use, and has an obvious synergistic effect. According to the wheat field weeding composition and the preparation of the wheat field weeding composition, the overall control effect of wheat field weeds can be improved, the active components do not have antagonistic action, and the dosage is reduced.

The invention provides a paddy field herbicide composition which comprises the following active ingredients: mesotrione A, a cyclic imide herbicide B and a paddy field herbicide C, wherein the cyclic imide herbicide B is selected from oxadiazon, oxadiargyl or pentoxaxone, and the paddy field herbicide C is selected from bensulfuron methyl, halosulfuron methyl, pyriftalid, pretilachlor, butachlor, mefenacet, penoxsulam, prometryn or simetryn. The paddy field herbicide composition is used for preventing and controlling annual and perennial weeds in paddy fields. The composition has an obvious synergistic or additive effect for controlling weeds in the paddy fields in a certain matching range, and the effect of preventing and controlling annual weeds in the paddy fields is obviously better than that of each single dose. The weed removing spectrum is expanded, the dosage is reduced, the herbicide cost is reduced, and the adverse effect of pesticides on the ecological environment is reduced.

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 discloses a gibberellic acid-containing herbicide composition and a preparation method as well as application thereof. The gibberellic acid-containing herbicide composition is prepared from the following components in parts by weight: 0.01 to 99 parts of gibberellic acid and 1 to 90 parts of herbicide; the herbicide is one or a mixture of at least two of cyhalofop-butyl, penoxsulam, metamifop, bispyribac-sodium, quinclorac, anilofos, pretilachlor, butachlor, mefenacet, bensulfuron methyl, pyrazosulfuron-ethyl, pyriminobac-methyl, bentazone, mesotrione, halosulfuron-methyl, metolachlor, pendimethalin, oxadiazon, oxadiargyl, MCPa, fluroxypyr and diflufenican. The gibberellic acid-containing herbicide composition has synergism to weed prevention and control, the weed control efficiency is improved, the safety of the herbicide to crops can be improved, the herbicide phytotoxicity problem in agricultural production is fundamentally solved, and meanwhile the crop yield is improved by adjusting crop growth.

The invention discloses a herbicide and the application method thereof for weeds in a transplanted rice field. According to the characteristics of weeds in the transplanted rice field, the herbicide is obtained through reasonably screening and compounding the following herbicides with different efficacies and properties: pretilachlor, penoxsulam, bensulfuron methyl, cyhalofop-butyl, a quinoxalyloxy phenoxy propionate compound, sulfonylureas and benzobicylon, and is used in the rice field in different growth periods of rice according to different formulas and proportions, so that the weed killing effect is good, low toxicity is achieved, the weed control spectrum is expanded, the application amount is obviously reduced, the application times and application cost are reduced, the preparation of the herbicide is convenient, the storage time is longer, and the stronger practical value is achieved.

The invention relates to a weeding composition. The weeding composition comprises pyraclonil and a second active ingredient of a sulfonylurea herbicide; the second active ingredient of the sulfonylurea herbicide is one or more of herbicides selected from bensulfuron methyl, pyrazosulfuron-ethyl, cinosulfuron, metazosulfuron, propyrisulfuron, halosulfuron-methyl or flucetosulfuron, and the weight ratio of the pyraclonil to the second active ingredient of the sulfonylurea herbicide is 20:1-1:10. The invention further relates to an application to controlling rice field weeds. The weeding composition has the advantages of being efficient, low in toxicity, good in rapidly available performance, long in lasting period, wide in weeding spectrum, capable of synthetically managing rice field weeds and the like.

The invention relates to an herbicide composition containing clacyfos. The 100% of herbicide composition comprises an ingredient A, one or more of an ingredient B and the balance, wherein the ingredient A is the clacyfos, the ingredient B is selected from one or more effective ingredients including flucarbazone, pyraflufen-ethyl, florasulam, flumetsulam, pyroxsulam, 2,4-D butyl ester, fenoxaprop-p-ethyl, barban, bensulfuron-methyl, pinoxaden, chlortoluron, thifensulfuron, mesosulfuron or sodium metsulfuron methyl iodide, and the balance includes a dispersing agent, a wetting agent, a stabilizing agent, a thickening agent and a solvent. The weight ratio of the ingredient A to the ingredient B is 1:160-160:1. Two groups of active substance can be compounded to effectively prevent and control annual or perennial broadleaf gramineous weeds in wheat fields. The herbicide composition can improve preventive effects of simple dosages and enlarge weeding spectrum and is safe to wheat.

Disclosed herein are herbicidal compositions, characterized in that they comprise:

• • A) an antidotically effective amount of one or more safeners from the group of the phosphorated esters of the formula (I):

wherein

T and T¹ are independently selected from the group of hydrogen, alkyl, haloalkyl, alkoxyalkyl, alkenyl, and alkynyl;

U is O or S, and

V, W, X, Y, and Z are independently selected from the group of hydrogen, halogen, alkyl, haloalkyl, and alkoxy; and

• • B) one or more sulfonamide or sulfonylurea herbicides selected from the group consisting of amidosulfuron, azimsulfuron, bensulfuron-methyl, chlorimuron-ethyl, chlorsulfuron, cinosulfuron, cyclosulfamuron, ethametsulfuron-methyl, ethoxysulfuron, flupyrsulfuron-methyl, flazasulfuron, foramsulfuron, halosulfuron-methyl, imazosulfuron, iodosulfuron-methyl, mesosulfuron-methyl, metsulfuron-methyl, nicosulfuron, oxasulfuron, primisulfuron-methyl, prosulfuron, thifensulfuron-methyl, tribenuron-methyl, trifloxysulfuron, triflusulfuron-methyl, triosulfuron, cloransulam-methyl, diclosulam, florasulam, flumetsulam, metosulam, penoxsulam, and combinations thereof, and methods for using the same.

To provide a herbicidal composition having a wide herbicidal spectrum, being highly active and having a long lasting effect.

A herbicidal composition comprising (α) a compound of the formula (I) or its salt:

wherein R is a hydrogen atom or —COCH₂OCH₃ and (β): at least one compound selected from the group consisting of the following compounds, as active ingredients:

at least one sulfonylurea compound selected from (B1.1) bensulfuron-methyl, (B1.2) azimsulfuron, etc.; (B2.1) pyriminobac-methyl; an acetamide compound such as (B3.1) pretilachlor, etc.; at least one benzoyl compound selected from (B4.1) benzobicyclon, (B4.2) mesotrione, etc.; (B5.1) simetryn; and so on.

The invention describes a herbicide, O, O-demethyl-1-(2, 4-dichlorophenoxy)ethylphosphate (HW02), processing stems and leaves as well as weeding combination, containing an active compound and a compound selected from the compounds: tribenuron, thifensulfuron, methsulfuron, chlorsulfuron, bensulfuron, isoproturon, fluroxypyr, quinclorac, mefenacet ,alachlor, aetochlor, butachlor and metolachlor. The herbicide and its combination are applied to effectively prevent and cure various weeds in dry land, especially cornfield and rice paddy as well as garden, tea garden and lawn. It also describes their preparation and weed processing method as well as application to processing stems and leaves.

The invention relates to a weeding composition for preventing and removing annual weed in rice paddy fields, of which the effective components are pretilachlor, bensulfuron methyl and oxaziclomefone. The weeding composition comprises the following components in percentage by weight: 1-50% of pretilachlor, 1-10% of bensulfuron methyl, 1-30% of oxaziclomefone and the balance of pesticide adjuvant. The composition is suitable for preventing and removing annual weed in rice paddy fields, has obviously better preventing and removing effects than a single agent, and has the advantages of wide weeding spectrum, higher actual effect, lower drug resistance for weed, time saving, labor saving and the like.

The invention discloses a composite control method for paddy field weeds. The composite control method comprises the steps that bensulfuron methyl is sprayed synchronously in the process of planting rice, and a chemical method is used for controlling growth of the paddy field weeds; nitrogen fixation anabaena is applied during the period of 30-45 days after the rice is planted, and a biological method is used for further controlling growth of the paddy field weeds. According to the composite control method, the chemical method and the biological method are combined, germination of the weeds is suppressed quickly and effectively, and further germination and growth of the paddy field weeds are controlled under the action of the nitrogen fixation anabaena; as a result, the nitrogen fixation capability and the carbon fixation capability of crops are improved simultaneously, harm of the weeds is greatly reduced, normal growth of the crops is guaranteed, the use amount of paddy field herbicide is reduced, the weeds are prevented from generating resistance, and the composite control method has great significance in maintaining the stability of the ecological system and guaranteeing the quality and yield of the rice.

The invention discloses a closed weeding method for a machine transplanting rice field. The closed weeding method comprises the steps of applying a weeding agent: performing primary closing, applying mefenacet, isoproturon and ethoxysulfuron into the rice field within 2-3 days before rice transplanting, and then performing secondary closing, and applying butachlor, isoproturon and bensulfuron methyl into the rice field within 7-15 days after rice transplanting. The invention provides a machine transplanting rice twice-closed weeding technology at first. By aiming at the characteristics that grassy weeds, broadleaf weeds and cyperaceae weeds grow in a hybrid manner in the current large-area mechanical planting process and the weeds have two weed growing rush hours in the field, a mode for respectively applying different weeding agents is adopted, so that the conventional method for 'primary closing, secondary killing and third supplementing' is broken through; medicaments are high in complementarity and obvious in mixing synergism effect; the herbicide controlling spectrum is expanded, the using amount is small, and the closed weeding method is safe to rice.

The invention discloses a herbicide vermifuge fertilizer with benzyl. propyl. The herbicide vermifuge fertilizer is prepared by combining herbicide bensulfuron methyl, pretilachlor, vermifuge and a fertilizer carrier, wherein the bensulfuron methyl is 0.01-0.3% of the total weight of the herbicide vermifuge fertilizer, and the pretilachlor is 0.05-5.0% of the total weight of the herbicide vermifuge fertilizer. The invention further discloses a production method of the herbicide vermifuge fertilizer; water is used as the solvent, and herbicide vermifuge fertilizer grains are prepared by using a spraying capsule method. The herbicide vermifuge fertilizer is short in process procedure, stable in quality and small in environmental pollution; the obtained herbicide fertilizer grains are suitable for being applied in rice fields, has multi-functions of fertilization, weeding and insecticide, and the purposes of labor saving and time saving are achieved.

Belonging to the technical fields of immunodetection and biochemical engineering, the invention relates to a bensulfuron-methyl universal hapten, an artificial antigen, a preparation method and application thereof. The artificial antigen prepared from the bensulfuron-methyl universal hapten provided in the invention can be immunized to obtain an antibody, which can achieve spectral identification of bensulfuron-methyl pesticide molecular with the artificial hapten structure, so that the indirect Elisa method adopting the artificial antigen and the antibody prepared therefrom can realize a wide detectable spectrum range. In the invention, the preparation of the artificial antigen employs an improved mixed anhydride method, which has high coupling efficiency and is simple.

The invention relates to a weed control composition for plant haulm treatment, which comprises compound an and compound b with the general formula (1) as active compositions, wherein b is selected from any of the following compounds, tribenuron-methyl, thifensulfuron methyl, metsulfuron-methyl, chlorsulfuron, bensulfuron-methyl, isoproturon, siduron, quinclorac, mefenacet,.alachlor, acetochlor, butachlor and metolachlor. The invention also discloses the preparation of the weed control composition, the method for weeds removing, and the use of the weed control composition as herbicide for haulm processing.

The invention discloses a weeding composition containing cyhalofop-butyl and bensulfuron-methyl for paddy field, which comprises active ingredient a and active ingredient b, wherein the active ingredient a is cyhalofop-butyl, the active ingredient b is bensulfuron-methyl, the weight ratio of the active ingredient a to the active ingredient b is 1-90:90-1; preferably, the weight ratio of the active ingredient a to the active ingredient b is 1-50:50-1, and particularly preferred, the weight ratio of the active ingredient a to the active ingredient b is 1-10:10-1. The active ingredients of the composition account for 11 to 95 percent of the total weight of the composition, and the balance is agriculturally acceptable pesticide adjuvant.