20 results about "Flufenacet" patented technology

The present invention discloses a herbicidal composition containing flufenacet and its application. The composition comprises active ingredient A and active ingredient B, wherein active ingredient A is flufenacet, and active ingredient B is selected from one or more of pyrazosulfuron-ethyl and bispyribac-sodium. The mass ratio of active ingredient A to active ingredient B in the composition is 1:50 - 50:1. The composition can be formulated into agriculturally acceptable dosage forms, preferably emulsifiable concentrates, suspensions, wettable powders, water dispersible granules, and dispersible oil suspensions. The components of the present invention are reasonable, having good herbicidal effects in paddy fields, and its activity and herbicidal effects are not a simple superposition of each component. Compared with existing single preparations, it has the characteristics of remarkable herbicidal effects, low dosage, broad herbicidal spectrum, and good safety for crops.

The invention discloses a molecular marker of resistance of chlamydomonas reinhardtii to diflufenican and application of the molecular marker to classification of sensitive populations and resistant populations of the chlamydomonas reinhardtii to the diflufenican, and the molecular marker is CrPDSA113V mutation or CrPDSAF269Y mutation, namely Ala-1113-Val mutation or Ph-269-Tyr mutation. The detection method comprises the following steps: firstly, extracting total DNA and total RNA of chlamydomonas reinhardtii to be detected, taking the total DNA and CDNA after reverse transcription as templates, carrying out PCR (Polymerase Chain Reaction) amplification by using the specific primer pair to obtain PDS gene segments of an amplification product, analyzing whether the PCR amplification product contains the molecular marker or not, and if the PCR amplification product contains the molecular marker, judging whether the PCR amplification product contains the molecular marker or not. Whether the chlamydomonas reinhardtii to be detected is a diflufenican sensitive population or a diflufenican resistant population can be judged. The molecular marker of the resistance of the chlamydomonas reinhardtii to the diflufenican is determined for the first time, and a rapid molecular detection means is provided for the resistance of the chlamydomonas reinhardtii to the diflufenican.

The present invention belongs to the field of pesticide insecticide technology and discloses an insecticidal composition and its use. The insecticidal composition comprises an active ingredient A and an active ingredient B, wherein the active ingredient A is oxazolidinone, and the active ingredient B is any one of flufenacet, isoxazolidinone, or flufenacet. The mass ratio of the active ingredient A to the active ingredient B is 1:55 to 50:1. The composition of the present invention rationally combines compounds with different mechanisms of action, so that the resulting composition has a beneficial effect on the control effect, expands the insecticidal spectrum, has good fast-acting properties, and has a long lasting effect.

The application discloses a kind of herbicidal compositions, the composition includes active ingredient A and active ingredient B, wherein active ingredient A is formula (I) compound, active ingredient B is selected from one or more of pendimethalin, flufenacet and oxaziclomefone.The mass ratio of active ingredient A and active ingredient B of the composition is 1:50-50:1.The component of the application is reasonable, and the activity and herbicidal effect are not simply superimposed of each component, compared with single preparation, with the characteristics of significant herbicidal effect, low drug dosage, broad spectrum of weeds, good crop safety.

The present invention provides a ternary herbicidal composition containing pyroxasulfone, thifensulfuron-methyl and flufenacet, comprising active ingredients in the following mass ratio: the mass ratio of pyroxasulfone, thifensulfuron-methyl and flufenacet is 1-10:0.1-10:1-50. The herbicidal composition of the present invention can be used to control gramineous weeds, broad-leaved weeds and sedges in wheat fields. The herbicidal composition of the present invention has a significant synergistic effect and can broaden the herbicidal spectrum, solving various weed problems with a single application and making up for the defects and limitations of single-agent use.

The application belongs to the field of pesticides, and particularly relates to an adjuvant combination for preparing a suspension agent, flufenacet water suspension agent and a preparation method thereof, wherein the adjuvant combination comprises, in parts by weight, 5-20 parts of a synergist, 5-15 parts of a wetting dispersant and 1-3 parts of a stabilizer; the synergist is one or a mixture of several of polyether, fatty alcohol ether and organosilicon; the wetting dispersant is one or a combination of any of high-molecular polyacrylate, polycarboxylate and polyester; and the stabilizer is EDTA sodium salt; the adjuvant combination is used for preparing the flufenacet water suspension agent, so that the storage stability and application performance of the preparation are improved, and the effects of reducing the cost of using the pesticide, increasing the effect with a reduced amount and environmental protection are achieved.

The invention relates to the field of herbicides, in particular to a herbicide composition containing pyroxasulfone, thifensulfuron methyl and flufenacet, which is used for solving the problem that the combined action of pyroxasulfone, thifensulfuron methyl and flufenacet is not reported at present. The herbicide composition is prepared by reasonably compounding pyroxasulfone, thifensulfuron methyl and flufenacet, then the herbicide composition is applied to weeds, the herbicide composition is absorbed by the weeds, and the herbicide composition controls the weeds by utilizing three weed control mechanisms of pyroxasulfone, thifensulfuron methyl and flufenacet. Compared with the prior art, the weeding composition has the advantages that the weeding effect is improved, the application amount of pyroxasulfone, thifensulfuron methyl and flufenacet can be reduced, the generation of drug resistance of weeds to the weeding composition is retarded, and the purpose of efficient and long-acting prevention and control is achieved.

The present invention relates to the field of pesticides, and relates to a herbicidal composition and a use thereof. The herbicidal composition comprises active ingredients including flufenacet and oxadiargyl, wherein the mass ratio of flufenacet to oxadiargyl is (0.13-12):1. The combination of oxadiargyl and flufenacet in the present invention can enhance control efficacy against resistant weeds, extend the weed-controlling spectrum, reduce the dosage of oxadiargyl, improve the safety, and can also solve the problem of poor drug efficacy of oxadiargyl at a low temperature, prolonging the lasting period. In addition, a combination of two herbicides having different action mechanisms can delay the development of weed resistance. The composition has advantages of high herbicidal efficacy, good safety, strong adaptability and environmental friendliness.

The present invention belongs to the field of pesticide insecticide technology and discloses an insecticidal composition containing a diamide compound and its use. The active ingredients of the insecticidal composition include active ingredient A and active ingredient B. Active ingredient A is a compound of Formula I: #imgabs0# (Formula I). ​​Active ingredient B is a diamide compound, including any of flufenacet, tetrazolylpyram, cyclofenacet, chlorfenapyr, or pioxaniliprole. The mass ratio of active ingredient A to active ingredient B is 1:55 to 58:1. The insecticidal composition of the present invention has excellent effects on agricultural, horticultural, and forestry pests.

The present invention relates to mixtures comprising: i) a first herbicide selected from the group consisting of the Very Long-Chain Fatty Acid inhibitors, preferably dimethenamid, dimethenamid-P or flufenacet; and ii) a second and a third herbicide each independently selected from the group consisting of the Very Long-Chain Fatty Acid inhibitors, preferably dimethenamid, dimethenamid-P or flufenacet, the Acetolactate Synthase inhibitors, preferably thiencarbazone, and the 4-Hydroxyphenylpyruvate Dioxygenase inhibitors, preferably mesotrione; provided that the first, second and third herbicides are different from each other. The invention further relates to formulations containing said mixtures and to a method for controlling weeds.

The invention discloses an application of an OsERF132 gene in improving the resistance of rice to flumioxazin. The amino acid sequence of the rice OsERF132 protein is as shown in SEQ ID NO.2. The invention further discloses a preparation method of the rice OsERF132 gene. The key effect of the OsERF132 gene in resistance to flumioxazin stress is disclosed for the first time, the resistance of rice with the OsERF132 gene over-expressed to flumioxazin is remarkably improved, a new molecular target is provided for breeding of herbicide-resistant rice, the phytotoxicity effect of flumioxazin is effectively reduced, and the application has important significance on reducing the herbicide dosage, reducing environmental pollution caused by chemical agents and improving the herbicide resistance. And the method has important popularization and application values for promoting green agriculture development.

The present invention relates to a method for controlling undesirable vegetation in an aquatic environment in which rice plants are growing, comprising applying a herbicidally effective amount of a herbicide A or a composition containing a herbicide A to the aquatic environment prior to or early post-emergence of the undesirable vegetation and after emergence of the rice seedlings, the herbicide A being selected from the group consisting of acetochlor, acifluorfen, alachlor, aminopyralid, bensulfuron, benzobicyclon, bicyclopyrone, bispyribac, butyrate, carfentrazone, chlorimuron, chlorsulfuron, cinmethylin, clethodim, clodinafop, clomazone, clopyralid, cycloate, , cyhalofop, 2,4-D, dicamba, diflufenzopyr, dimethenamid, dimethenamid-P, dithiopyr, EPTC, ethalfluralin, ethofumesate, fenoxaprop, fenoxaprop-P, florpyrauxifen, fluazifop, fluazifop-P, flufenacet, flumiclorac, flumioxazin, fluroxypyr, fluthiaset, fomesafen, haloxifen, halosulfuron, iodosulfuron, imazamox, imazapic , imazapyr, imazaquin, imazethapyr, isoxaflutole, lactofen, MCPA, mesosulfuron, mesotrione, metolachlor, S-metolachlor, metsulfuron, MSMA, nicoculfuron, orthosulfamuron, penoxsulam, pinoxaden, primisulfuron, propanil, propyzamide, pyrasulfotole, pyrithiobac, pyroxasulfone, pyroxulam, quinclorac, quizalofol The weed control agent is selected from the group consisting of quinolone, quizalofop-P, rimsulfuron, saflufenacil, sethoxydim, sulfentrazone, sulfosulfuron, tembotrione, tetflupyrolimet, thifensulfuron, thiobencarb, thiaphenacyl, tolpyralate, topramezone, triallate, triasulfuron, tribenuron, triclopyr, trifloxysulfuron, trifludimoxazine, trifluralin, triflusulfuron, and agriculturally acceptable salts or derivatives thereof. The method is particularly suitable for controlling weeds in flooded rice fields.

The present invention discloses a herbicide composition, its preparation method, and application. The composition comprises clomazone and either flufenacet or mefenacet. The weight ratio of clomazone to flufenacet is 1:0.27-4.44, and the weight ratio of clomazone to mefenacet is 1:1.11-17.78. The herbicide composition of the present invention can effectively control weeds in wheat and rice fields, effectively killing different weed groups. When used in combination, it exhibits a significant synergistic effect against malignant grass weeds in wheat and rice fields, significantly reducing herbicide dosage and improving safety for wheat and rice. The components of the combined agents complement each other in their herbicidal spectrum. When mixed, the herbicidal spectrum effectively covers a variety of common weeds in wheat and rice fields, extending the duration of action after application. The composition is highly active against resistant weeds that are extremely difficult to control in wheat and rice fields, and has significant market potential.

The present invention relates to a method for controlling undesirable vegetation in an aquatic environment in which a rice plant is growing. In the method of this invention, a herbicidally effective amount of a herbicide A or of a composition comprising the herbicide A is applied to the aquatic environment pre-emergence or early post-emergence of the undesirable vegetation and after germination of the rice seedlings wherein the herbicide A is selected from acetochlor, acifluorfen, alachlor, aminopyralid, bensulfuron, benzobicyclon, bicyclopyrone, bispyribac, butylate, carfentrazone, chlorimuron, chlorsulfuron, cinmethylin, clethodim, clodinafop, clomazone, clopyralid, cycloate, cyhalofop, 2,4-D, dicamba, diflufenzopyr, dimethenamid, dimethenamid-P, dithiopyr, EPTC, ethalfluralin, ethofumesate, fenoxaprop, fenoxaprop-P, florpyrauxifen, fluazifop, fluazifop-P, flufenacet, flumiclorac, flumioxazin, fluroxypyr, fluthiacet, fomesafen, halauxifen, halosulfuron, iodosulfuron, imazamox, imazapic, imazapyr, imazaquin, imazethapyr, isoxaflutole, lactofen, MCPA, mesosulfuron, mesotrione, metolachlor, S-metolachlor, metsulfuron, MSMA, nicoculfuron, orthosulfamuron, penoxsulam, pinoxaden, primisulfuron, propanil, propyzamide, pyrasulfotole, pyrithiobac, pyroxasulfone, pyroxulam, quinclorac, quizalofop, quizalofop-P, rimsulfuron, saflufenacil, sethoxydim, sulfentrazone, sulfosulfuron, tembotrione, tetflupyrolimet, thifensulfuron, thiobencarb, tiafenacil, tolpyralate, topramezone, triallate, triasulfuron, tribenuron, triclopyr, trifloxysulfuron, trifludimoxazin, trifluralin, triflusulfuron and agriculturally acceptable salts or derivatives thereof. The method is particularly suitable for weed control in flooded rice fields.

The invention discloses a weeding composition containing halauxifen-methyl and flufenacet and application thereof.The active ingredients of the weeding composition containing halauxifen-methyl and flufenacet are composed of halauxifen-methyl and flufenacet, and the weight ratio of halauxifen-methyl to flufenacet is (1-30): (20-95); according to the invention, two active components with different action mechanisms are combined for use, so that the generation of drug resistance of weeds can be effectively reduced, and the herbicide controlling spectrum is expanded; gramineous weeds, broadleaf weeds, nutgrass flatsedge and other weeds can be prevented and removed at the same time; the weeding composition has a remarkable synergistic effect, the dosage of a single compound is reduced, meanwhile, a good action level is kept, the weed control spectrum is remarkably widened, the dosage is reduced, and environmental pollution is reduced; the composition has double effects of sealing and killing, germinated weeds can be prevented and killed by applying the composition once, non-germinated weeds can also be sealed, the prevention and control time of the weeds is prolonged, and the workload of farmers is reduced.

The invention belongs to the field of pesticides, and particularly relates to a high-permeability glufosinate-ammonium compounded flumioxazin nano suspending agent and a preparation method thereof, and the suspending agent comprises the following components: 5wt%-10wt% of glufosinate-ammonium and flumioxazin, 2.32 wt%-6.78 wt% of a functional additive, a pH regulator, 3wt%-7wt% of a nano carrier and the balance of water. The preparation method comprises the following steps: stirring a compound solution of glufosinate-ammonium and flumioxazin, loading the compound solution to the nano-porous silicon dioxide, mixing with a functional additive solution by taking water as a solvent, adjusting the pH value, and effectively sanding to prepare the nano-suspending agent. Compared with a common suspending agent, the nano suspending agent has high permeability, the preparation method is simple and efficient, the particle size is as small as nanoscale, the nano suspending agent has high biocompatibility and bioavailability, and druggability, preparation stability, biological activity and the like of pesticide compounds can be improved to a great extent. The lasting action time of the pesticide and the permeability and the adhesiveness of the pesticide on the leaf surfaces of plants are enhanced, so that the use amount of the pesticide is reduced.

The invention relates to the technical field of pesticides, in particular to a flufenacet and bensulfuron methyl paddy field herbicide composition as well as a preparation method and application thereof. The herbicide composition comprises flufenacet, bensulfuron methyl, an auxiliary agent and an organic solvent, the method comprises the following steps: obtaining a flufenacet active compound, a bensulfuron methyl active compound and an auxiliary agent, and respectively crushing the flufenacet active compound and the bensulfuron methyl active compound through crushing equipment; adding the weighed flufenacet into the organic solvent, stirring until the flufenacet is dissolved, and adding the weighed bensulfuron methyl; sequentially adding an emulsifier, a dispersant and a stabilizer into the mixture, and stirring and mixing to obtain a mixed material; feeding the mixed material into an ultrafine grinder; adding a proper amount of deionized water into the crushed material, stirring to form a plastic material, and feeding the plastic material into an extrusion granulator for granulation; screening the dried particles through a screening machine; in this way, the effects of being wide in weeding spectrum, remarkable in synergism, safe to rice and afterreap crops and environmentally friendly are achieved.

A synergistic herbicidal composition is provided, the composition comprising a herbicidally effective amount of (A) flufenacet and (B) mesotrione. A method of controlling plant growth at a locus comprises applying to the locus herbicidally effective amounts of both flufenacet and mesotrione.

The invention discloses a weeding composition containing flufenacet and diflufenican, the effective components of the weeding composition comprise an active component A, an active component B and an active component C. The active component A is flufenacet, the active component B is diflufenican, and the active component C is flumetsulam. The weeding composition disclosed by the invention can be used for wheat fields, has an excellent control effect on various annual or perennial weeds in the wheat fields, and is remarkable in synergistic interaction, wide in use period, long in lasting period and safe to afterreap crops.

The invention relates to the technical field of pesticides, in particular to a pesticide suspending agent containing pyroxsulam, flufenacet and isoproturon and application thereof.The pesticide suspending agent is prepared from, by mass, 7-10 parts of pyroxsulam, 4.4-7 parts of flufenacet, 4.6-8 parts of isoproturon, 5-13 parts of a weeding compound, 0.7-1.3 parts of a synergist, 10-15 parts of an organosilicon surfactant and 5.8-7.4 parts of a wetting dispersant. The coating is prepared from the following components in parts by weight: 0.3-0.8 part of a thickening agent, 0.4-0.7 part of an anti-freezing agent, 0.5-2 parts of a de-foaming agent, 0.5-1 part of a preservative and 30-40 parts of de-ionized water. On one hand, the hydrophobicity of the herbicide compound is enhanced through modification, on the other hand, the herbicide compound has a certain slow release performance through embedding of the biomass material and the polymer, and then the herbicide compound and the synergist have a synergistic effect, desorption and leaching are reduced, the utilization rate is increased, the action time is prolonged, and the herbicide compound has a wide application prospect.