303results about How to "Overcome the disadvantage of easy resistance" patented technology

The invention belongs to the pesticide field and particularly relates to a synergic pesticidal composition with active ingredients to be the combinations of fipronil and a series of subspecies of Bacillus thuringiensis (Bt for short), wherein the Bacillus thuringiensis subspecies include six subspecies: Bacillus thuringiensis var.kurstaki, Bacillus thuringiensis var.aizawa, Bacillus thuringiensis var.tianmensis, B.thuringiensis var.israelensis, Bacillus thuringiensis subsp.aizawai and Bacillus thuringiensis subsp. kenyae. The main agent thereof includes the following active ingredients by the weight percentages as follows: fipronil 0.1%-80%, Bacillus thuringiensis 100-100000 IU (international unit) / mg, or 10-1000 billion spore / g, or 0.01-20% toxin protein, and the rest is an accessory ingredient. The pesticidal composition can be efficiently used for controlling agricultural pests such as rice leaf rollers, chilo suppressalis walkers, diamondback moths, prodenia lituras, corn borers, and so on, and has particular characteristics of high efficacy, long lasting period and safe usage, so that the pesticidal composition belongs to environment-friendly pesticides and can prolong the generation of resistance, reduce production cost and increase economic benefit.

The invention discloses a pesticide compound containing penoxsulam and cyhalofop-butyl, and the application thereof; the compound comprises commonly used additive, penoxsulam and cyhalofop-butyl; the weight part ratio of the penoxsulam to the cyhalofop-butyl is 1:1 to 1:20; and the weight percentage of the total weight of the penoxsulam and the cyhalofop-butyl in the pesticide compound is 5 to 80percent. The invention is used for preventing and removing annual grassy weeds in a paddy field. The prevention effect of the invention has significant synergic or adding effect than the single dose,and the invention reduces the used dose of the pesticide, reduces the medication cost, prolongs the service life of the preparation and reduces the adverse impact of the pesticide on the ecological environment.

The invention discloses a weeding composition containing glyphosate and trichlopyr and an application thereof. The weeding composition comprises the glyphosate, the trichlopyr and the balance of pesticide adjuvant. The weight ratio of the glyphosate to the trichlopyr is 1:20-20:1. The weight sum of the glyphosate and the trichlopyr accounts for 20-80% of the weight of the composition. The weeding composition is used for preventing and weeding weeds in uncultivated areas. The production process is simple, the adopted compound amount is reduced, fewer materials are used, and damage to the environment from the compound is reduced.

The invention discloses a herbicidal composition containing pinoxaden and pyroxsulam. The herbicidal composition comprises the active components pinoxaden and pyroxsulam, and the balance pesticide adjuvants. The pinoxaden and the pyroxsulam are in a mass part ratio of 1:5-5:1, and the total mass of the pinoxaden and the pyroxsulam accounts for 5%-70% of the mass of the herbicidal compositionAccording to the needs of the application, the herbicidal composition provided by the invention can be prepared into one form of dispersible oil suspension agent, suspending agent, wettable powder, and water dispersible granule to prevent and kill off annual gramineae and part of broadleaf weeds in winter wheat field. The composition has significantly better effects of preventing and killing off annual gramineae and part of broadleaf weeds in winter wheat field, the drug dosage is reduced, and the weed resistance to drugs is delayed.

The invention discloses a sterilization composition containing fluopicolide and metalaxyl and application thereof. The sterilization composition contains the fluopicolide, the metalaxyl and pesticide preparation auxiliary components, wherein the weight part ratio of the fluopicolide to the metalaxyl is 5:1-1:15; and the formulation of the sterilization composition is one of oil suspending agent, wettable powder, water dispersible granules, effervescent tablets and aqueous suspending agent. The sterilization composition is used for preventing and controlling cucumber downy mildew. The sterilization composition has obvious synergy on prevention and control effects compared with a single agent, reduces the consumption of pesticides, reduces the application cost, prolongs the service life of preparations, and reduces the adverse effect of the pesticides on the ecological environment.

The invention discloses a pesticide compound containing thifluzamide and hexaconazole, and the application thereof; the compound comprises commonly used additive, thifluzamide and hexaconazole; and the weight part ratio of the thifluzamide to the hexaconazole is 24:1 to 1:1, and the weight percentage of the total weight of the thifluzamide and the hexaconazole is 5 to 80 percent. The invention isapplicable in preventing plant diseases in agriculture, particularly applicable in preventing rice sheath blight. The prevention effect of the invention has significant synergic effect than the single dose, and the invention reduces the used dose of the pesticide, reduces the medication cost, prolongs the service life of the preparation and reduces the adverse impact of the pesticide on the ecological environment.

The invention relates to a weeding composition for a rice direct-seeding field. The weeding composition comprises active components such as pretilachlor, pyrazosulfuron-ethyl and clomazone. The weeding composition for the rice direct-seeding field has the advantages that after the pretilachlor, the pyrazosulfuron-ethyl and the clomazone are compounded, the weeding effect can be improved, the weed-controlling spectrum is broadened, the toxicity and the residue rate are low, and the usage amount, the usage time and the service cost are obviously reduced, the effect is obviously higher than that of a single weeding agent. The weeding composition is a novel composition agent for the prevention and treatment of annual weeds in rice direct-seeding fields.

The invention relates to a corn field weeding composition which is composed of effective components A, B and C and proper amounts of pesticide adjuvants, wherein the effective component A is halosulfuron-methyl, B is nicosulfuron or rimsulfuron, and C is fluroxypyr or an ester compound thereof. The weeding composition is reasonable in components, has synergistic effect, overcomes the defects of incomplete weeding spectrum or lower activity for some weed and slow effect taking due to use of single weedicide, and lowers the risk in resistance due to use of single or two-element compounds. The weeding composition has obviously better preventing and treating effects than a single agent, lowers the consumption of the pesticide, and reduces the adverse effect of the pesticide on the ecological environment; and the weeding composition has important meanings for comprehensive treatment of weed resistance, and has huge economic benefit and social benefit.

The invention discloses a weeding composition containing penoxsulam and metamifop for a paddy field. The weight part ratio of penoxsulam to metamifop in the weeding composition is (20:1)-(1:20), and preferably (1:1)-(1:10). The prevention and control effect of the weeding composition disclosed by the invention is improved obviously compared with that of a single agent, the use dosage of pesticide is reduced, and the adverse effect of the pesticide on ecological environment is reduced; and the weeding composition has great significance in the comprehensive treatment of weed resistance, and has great economic benefit and social benefit.

The invention discloses a pesticide composition containing chlorbenzuron and flubendiamide. The weight ratio of the chlorbenzuron to the flubendiamide is 30:1-1:30, preferably 30:1-1:1; and the weight sum of the chlorbenzuron and the flubendiamide is 10-70 percent of the weight of the pesticide composition. After the chlorbenzuron and the flubendiamide are compounded, the composition has obvious synergism; and compared with the use amount of single agent, the use amount of the active ingredients of the composition is obviously reduced. The composition is suitable for preventing and controlling crop lepidoptera pests.

The invention relates to a herbicide composition containing flucarbazone and pinoxaden and an application thereof. The mass ratio of flucarbazone to pinoxaden, the active ingredients of the pesticide composition, is (0.5-5) to (1-40). The pesticide composition has the advantages that the pesticide composition shows obvious synergistic effects in the ratio range, thus reducing the dosage of pesticides, the number of pesticide use, the pesticide use cost and the adverse impacts of the pesticides on the ecological environment; as the weed control spectrum is expanded, the problems of grassy weeds and part of broadleaf weeds in wheat fields are solved by using the pesticides once, thus making up for the defects and limitation during single agent use; the service life of the agent is prolonged, which is of important significance to comprehensive treatment of the resistance of the weeds; the pesticide composition takes effect quickly, has long duration, is low in use cost and can be used for controlling the grassy weeds and part of broadleaf weeds in the wheat fields.

The invention discloses a corn field efficacy enhancement weed killing combination containing thiencarbazone-methyl, mesotrione and atrazine. According to the combination, the weight ratio of thiencarbazone-methyl, mesotrione to atrazine is 1:1 to 15:20 to 100. By performing ternary compounding to thiencarbazone-methyl, mesotrione and atrazine, the obtained novel combination can effectively solve the defect when thiencarbazone-methyl or mesotrione is singly adopted, enlarges the herbicide controlling spectrum to weeds, can basically solve corn field weeds when applied one time, saves labor and time, and meanwhile has certain effects on increasing both production and income of corn. In addition, the usage dosage of pesticide is reduced, the adverse effect on ecological environment by pesticide is lowered, and the generation of drug resistance is delayed.

The invention relates to a pesticide composition with functions of preventing and controlling nematodes. The pesticide active ingredients comprise fosthiazate and marigold extract. The fosthiazate and the marigold extract can be processed into granules and are applicable to prevention and control of the nematodes. After the fosthiazate and the marigold extract are compounded, obvious synergism is achieved, the prevention and control effect is improved, the dosage of the pesticide is reduced, the environmental pollution caused by the pesticide is reduced, and the resistance of the nematodes on the fosthiazate and the marigold extract is reduced.

The invention discloses a bare place weeding composition containing glufosinate ammonium and clethodim. A weight part ratio of glufosinate ammonium to clethodim is 30:1-1:10, and preferably 10:1-1:1. The weeding composition has an obviously higher control effect than single doses, reduces the use dosage of pesticides, reduces the unfavorable influences of the pesticide on the ecologic environment, is of great significance of comprehensively controlling the weed resistance, and has good economic and social benefits.

The invention relates to a benthiavalicarb-isopropyl and metalaxyl-M containing pesticide composition with synergist effects. The mass part ratio of benthiavalicarb-isopropyl to metalaxyl-M is 1:3. The pesticide composition provided by the invention is suitable for preventing and curing cucumber downy mildew, has very high control effects, and is a bactericide which is worthy to be popularized.

A complex herbicide for rice field comprises two active ingredients of penoxsulam and bispyribac sodium in the weight ratio of 2.5-3:1.5-2.4, and is a suspending agent. The herbicide provided by the invention has the advantages of safety, fastness, wide weed control spectrum, long application time, and little affection by the environment.

The invention discloses a pesticide composition containing flucarbazone, flufenacet and florasulam and application of the pesticide composition. Active components of the pesticide composition are the flucarbazone, the flufenacet and the florasulam, wherein the mass ratio of the flucarbazone to the flufenacet to the florasulam is (0.5 to 5):(5 to 80):(0.1 to 3). According to the pesticide composition, a remarkable synergistic effect within the proportioning range is shown, the using dose of pesticide is reduced, application times of the pesticide are reduced, the pesticide use cost is reduced, and adverse influence of pesticide on an ecological environment is reduced; a weeding spectrum is enlarged, and by one-time pesticide application, various weed problems are solved, and the defects and the limitation of single-dose use are made up; the service life of the pesticide is prolonged, and important significance for integrated management of weed resistance is realized. The pesticide composition is quick in pesticide efficiency playing, long in duration and low in use cost, and can be used for controlling gramineous weeds and broadleaf weeds in the wheat field.

The invention relates to a weed control composition containing pyriftalid, fenoxaprop-p-ethyl and metamifop. The active ingredients of the composition refer to the pyriftalid, the fenoxaprop-p-ethyl and the metamifop, and the weight part ratio of the pyriftalid to the fenoxaprop-p-ethyl to the metamifop is (1-20) to (1-5) to (1-15). The weed control composition disclosed by the invention has a synergetic effect and can be used for controlling annual weeds in paddy fields, the effect is obviously superior to that of single or binary mixture application of a single agent, the herbicide controlling spectrum is widened, the use amount of the pesticides is reduced, the environmental pollution is alleviated, and the drug resistance of weeds is delayed.

The invention relates to a paddy rice field weeding composition containing propanil and quinclorac. The composition is used for preventing and controlling annual grassy weed of a paddy rice field. According to the composition, a ratio range of parts by weight of propanil to quinclorac is (40 to 1) to (1 to 12). The composition has a remarkable synergistic effect on target weeds in the ratio range;the resistance of the target weeds on a compound is delayed, the safety of the compound on crops is improved and the yield of the crops is improved.

The invention relates to a dichloroxazole and fluazinam-containing bactericidal composition. The two active ingredients are in the weight ratio ranging from 20:1 to 1:10; a bactericide comprises 5 to 80 percent, preferably 10 to 80 percent, of active ingredients, and the balance of pesticidally allowable auxiliaries and carriers. The composition provided by the invention has an obvious synergistic effect, can reduce the using amount of a pesticide, and is environment-friendly and safe.

The invention relates to a synergistic weeding composition. The composition includes a synergistic component, a weeding active component and pesticide auxiliary agents. The synergistic component is one of brassinolide or propionyl brassinolide. The weeding active component can be one of glufosinate or glufosinate-P. The weight ratio of the synergistic component to the weeding active component is 1000-1000000:1. The composition improves weeding effects, and the dosage of the weeding active component is reduced, thus reducing harm to surrounding crops and environment pollution caused by pesticides and retarding generation of resistant weeds.

The invention relates to a weeding composition including the following components: penoxsulam, cyhalofop butyl and pretilachlor in the weight ratio of 1:6:20-2:7:25. The weeding composition shows obvious synergistic effect, the pesticide use dosage is reduced, the drug use time is reduced, the drug use cost is reduced, the negative impact of the pesticide on the ecological environment is reduced, by combination of the three effective ingredients, the weed control spectrum is expanded, the problem of weeds can be solved by once drug application, the effect mechanism of the three effective ingredients are not identical, the disadvantage of low tendency to produce resistance caused by long time of single use of the three effective ingredients can be overcome, the service life of the drug can be prolonged, and the weeding composition is high in efficiency, low in toxicity, fast in drug effect, long in effect lasting period, low in use cost, easy to use, and time and effort saving.

The present invention discloses a pesticide composition containing picloram or picloram salt, and application of the pesticide composition containing the picloram or the picloram salt. The pesticide composition comprises effective ingredients of a component I and a composition II, wherein the component I is the picloram or the picloram salt; the composition II comprises tribenuron-methyl, bensulfuron methyl, thifensulfuron methyl, bispyribac-sodium or thiencarbazone-methyl; the mass ratio of the component I to the composition II is (1:50)-(25:1). The present invention also discloses a preparation prepared from the pesticide composition and suitable for being used in agriculture, and application of the preparation in preventing and killing of broadleaf weeds in wheat fields. The pesticide composition containing the picloram or the picloram salt has an obvious synergistic effect, reduces use amount of pesticides, the use times of the pesticides, the use cost of the pesticides, and adverse effects of the pesticides on ecological environments, enlarges weeding range, can solve a problem of various broadleaf weeds by one-time pesticide applying, makes up for defects and limitation caused by use of single agents, prolongs the service life of agents, and has important significance on comprehensive treatment of weed resistance; and the pesticide composition is fast in effect acting, long in effect period, and low in use cost, and has wide development and popularization prospects.

The invention provides a weeding composition for a paddy field. The weeding composition comprises effective weeding components (a), (b) and (c), with the balance being agriculturally acceptable accessory materials. The composition has improved weeding effect and a broadened weed-controlling spectrum.

The invention discloses a weeding composition containing oxaziclomefone and bentazone, which comprises effective components oxaziclomefone and bentazone and the balance of pesticide adjuvants. The mass ratio of the oxaziclomefone to the bentazone is 1:5-1:30, and the oxaziclomefone and bentazone account for 3-70 wt% of the weeding composition. The weeding composition can be prepared into dispersible oil suspending agent, suspending agent, wettable powder or water-dispersible granules according to application demands to prevent and eliminate annual weeds in rice fields. The weeding composition has better preventing and eliminating effects on rice annual weed than the single oxaziclomefone or bentazone, lowers the consumption of the pesticide, reduces the adverse effect of the pesticide on the ecological environment, and effectively solves the problem of drug resistance of weed.

The invention discloses herbicidecomposition containing thifensulfuron-methyl and pyroxsulam. The herbicidecomposition comprises effective components, namely, the thifensulfuron-methyl and the pyroxsulam, and the rest is pesticide additives; the mass part ratio of the thifensulfuron-methyl to the pyroxsulam is in a range of 1:5-5:1, and the total mass of the thifensulfuron-methyl and the pyroxsulamaccounts for 3%-80% of the mass of the herbicidecomposition. According to application requirements, the herbicidecomposition can be prepared into one of a dispersible oil suspending agent, a suspending agent, wettable powder and water dispersible granules and is used for preventing and killing offannual grass and broadleaf weeds in winter wheat fields. The composition is obviously superior to various single agents in prevention and killing off effects on the annual grass and broadleaf weeds in the winter wheat fields, the dosage is reduced, and the drug resistance of the weeds is delayed.

The invention relates to the technical field of pesticides, in particular to a pesticide composition which contains isoproturon, flucarbazone and diflufenican and is used for preventing and killing off gramineous weeds and broadleaf weeds in wheat fields. The pesticide composition is prepared from active ingredients and auxiliary ingredients, the active ingredients comprise isoproturon, flucarbazone and diflufenican, the mass ratio of isoproturon to flucarbazone to diflufenican is 1:(1.2-1.8):(1-2), the mass sum of isoproturon, flucarbazone and diflufenican accounts for 5%-80% of the mass of the composition, and the auxiliaries ingredients comprise at least one of a dispersing agent, an emulsifying agent, a wetting agent, a binding agent, an anti-freezing agent and a thickening agent. According to the pesticide composition containing isoproturon, flucarbazone and diflufenican, a synergistic effect is exerted within a certain proportion range, the prevention and control effect of the composition is obviously improved compared with a single component, the pesticide dosage is reduced, the pesticide use frequency is decreased, the pesticide cost is reduced, the negative influence of pesticide on ecological environment is reduced, and keeping of ecological balance is facilitated.

The invention discloses a weeding composition prepared from pyribenzoxim and bentazone. The weeding composition is prepared from the effective components of the pyribenzoxim and the bentazone, and the rest of pesticide adjuvants; the mass fraction ratio of the pyribenzoxim and the bentazone in the weeding composition is 1:5 - 1:80. The weeding composition can be prepared into a suspending agent, a dispersable oil suspending agent or microemulsion according to application needs, is used for preventing and removing annual weeds in a paddy field, and is obviously superior to various single agents in the effect of preventing and removing the annual weeds in the paddy field, the pesticide use amount is reduced, and the pesticide resistance of the weeds is delayed.

The invention discloses an herbicidal composition applicable to a potato field. The herbicidal composition contains cyclo-oxadiargyl and pendimethalin which serve as active ingredients, wherein a ratio of cyclo-oxadiargyl to pendimethalin is equal to (1:20) to (20:1) in parts by mass, and the total mass of cyclo-oxadiargyl to pendimethalin accounts for 20%-80% of the mass of the composition. Depending on application demands, the herbicidal composition disclosed by the invention can be prepared into water dispersible granules, wettable powder, an emulsion in water or in other application dosage forms applicable to agricultural use; the herbicidal composition is suitable for preventing and removing annual weeds of the potato field, and has a weeding effect significantly better than that of single cyclo-oxadiargyl or single pendimethalin; a weed controlling spectrum is widened, a dosage is reduced and disease resistance of weeds is delayed.