48results about How to "Fast weed killing" patented technology

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 a compound synergistic herbicide composition and in particular relates to a synergistic herbicide composition applied to the fields of resistant oilseed rapes, resistant soybeans and other crops. The synergistic herbicide composition is characterized by comprising compounds A and compounds B, wherein the compounds A are selected from at least one of haloxyfop-R-methyl and fluazifop-P-butyl; the compounds B are selected from at least one of tribenuron-methyl, thifensulfuron-methyl, triasulfuron, metsulfuron-methyl and chlorsulfuron; the weight ratio of the compounds A to the compounds B is (100 to 1)-(1 to 100). The synergistic herbicide composition has the beneficial effects that through binary compounding, the obtained new composition gains synergistic control effects on monocotyledonous weeds and dicotyledonous weeds in the fields of resistant oilseed rapes, resistant soybeans, and the like.

The invention relates to a compound synergistic herbicide composition and in particular relates to a synergistic herbicide composition applied to the fields of resistant oilseed rapes, resistant soybeans and other crops. The synergistic herbicide composition is characterized by comprising compounds A and compounds B, wherein the compounds A are selected from at least one of fenoxaprop-P-ethyl and quizalofop-p-ethyl; the compounds B are selected from at least one of tribenuron-methyl, thifensulfuron-methyl, triasulfuron, metsulfuron-methyl and chlorsulfuron; the weight ratio of the compounds A to the compounds B is (100 to 1)-(1 to 100). The synergistic herbicide composition has the beneficial effects that through binary compounding, the obtained new composition gains synergistic control effects on monocotyledonous weeds and dicotyledonous weeds in the fields of resistant oilseed rapes, resistant soybeans, and the like.

A herbicide is prepared from one of tribenuron-methyl, triasulfuron and bensulfuron-methyl, and fluoroglycofen-ethyl (1-50 wt.%) in ratio of 1:(0.625-2) through mixing. Its advantages are broad spectrum, low dosage, no environmental pollution, and high effect.

The invention belongs to the technical field of pesticides, and especially discloses a wheat field herbicide composition. The wheat field composition comprises a component A and a component B according to a weight percentage ratio of 1-500:500-1, wherein the component A is 2,4-DB and its derivatives, and the component B is one or more of sulfonylurea, aryloxyphenoxypropionate, triazolopyrimidines, triazoline-ketones, pyrazoles and synthetic hormones. The composition has a wide weed control spectrum, can prevent and treat grassy weeds and broad leaf weeds, has a very good synergistic effect, has an obvious synergistic effect than single use of preparations, has a fast weeding speed and is highly safe to wheat.

The invention discloses a fluthiacet-ethyl and glyphosate mixed preparation, which is a wettable powder, or emulsion, or micellar emulsion, or water dispersion particles (dried suspension agent), the preparation comprises 0.5-10% of fluthiacet-ethyl and 5-70% of Glyphosate.

The invention discloses a prevention and control agent for spartina alterniflora and a use method thereof. The prevention and control agent for spartina alterniflora is prepared from the following rawmaterials in parts by weight: 15 to 20 parts of 2-amino-4-[hydroxyl(methyl)phosphonyl]ammonium butyrate, 8 to 12 parts of 2-(4,6-dimethylpyrimidin-2-ylcarbamylaminosulfonyl)benzoate, 20 to 25 parts of auxiliary agents and 70 to 80 parts of water, wherein the auxiliary agents are composed of 3 to 5 auxiliary agents selected from a group consisting of ammonium sulfate, Silwet 618 (625), Tween 20, polyvinyl alcohol, SAG622 (1572) and sorbitan ester fatty acid ester. With the prevention and control agent, the death rate of spartina alterniflora can reach 90% or above, and benthic organisms (shellfishes, mud flat crabs and the like) are not significantly affected, so the ecological safety of the prevention and control agent is high.

The invention discloses a glyphosate and aryloxy phenoxypropionic acid herbicide composition and application thereof, and belongs to the technical field of pesticides. The effective ingredients of the composition are glyphosate and aryloxy phenoxypropionic acid herbicide, wherein the mixing ratio of glyphosate to haloxyfopmethy and the mixing ratio of glyphosate to fluazifop-p-butyl are respectively (7-28):1 and (5-16):1, the grass killing speed of the composition can be improved by 2-4 times, most eleusine indica having herbicide resistance on glyphosate can be killed, and the effect of the composition is superior to that of single dosage of glyphosate or aryloxy phenoxypropionic acid herbicide; and types with combined effect on eleusine indica have addition effect under different mixing combinations, the number of dosing times can be remarkably reduced, dosage of pesticide can be reduced, pollution for the environment caused by herbicides can be reduced, the problem of herbicide resistance of eleusine indica on glyphosate can be effectively controlled, and the service life of glyphosate can be prolonged. The glyphosate and aryloxy phenoxypropionic acid herbicide composition has an important meaning to comprehensive prevention and control on eleusine indica.

A composite herbicide contains (RS)-2-chloro-3-[2-chloro-5-(4-difluoromethyl-4,5- dihydro-3-methyl-5-oxy-1,2,4-triazole-1-yl)-4- fluorophenyl] propionic acid, tribenuron-methyl, and fenoxaprop-P-ethyl in weight ratio of (0.1-49):(0.1-49):(1-49). Its advantages are high effect and high safety.

The invention discloses a triazine weeding composition containing brassinolide compounds. The composition comprises an active ingredient and a synergistic aid. The active ingredients comprise bentazone, asulam and a triazine herbicide. The synergist is prepared from the brassinolide compound, algal polysaccharides, pectic acid and sulfosuccinic acid fatty alcohol. The composition has an extremelygood synergistic effect within a certain ratio range. Compared with a single agent, the mixed composition has the advantages that the weeding effect is obviously improved, so that the use dosage is reduced, the pesticide cost of farmers is reduced, and meanwhile, the influence degree on the environment is reduced. The composition has a wide weeding spectrum, can prevent and remove broadleaf weedsand other weeds in a soybean field, and has a very good synergistic effect. Compared with a single preparation, the composition has an obvious synergistic effect, is high in weeding speed, delays thedrug resistance of weeds, and has very good safety to a soybean field.

The invention discloses a synergistic herbicidal composition for a corn field and application thereof. The synergistic herbicidal composition comprises active ingredients and synergistic safeners. Theactive ingredients are composed of nicosulfuron, mesotrione, atrazine and thifensulfuron methyl. The synergistic safeners are composed of brassinolide compounds, tributyl phosphate, catechol, salicylic acid and potassium citrate. The advantages and disadvantages of the effective active ingredients of the invention are complementary, so the herbicidal spectrum of the synergistic herbicidal composition is enlarged, the herbicidal effect of the synergistic herbicidal composition is obviously improved, good synergistic effect is exerted in prevention and elimination of grassy weeds, broad-leaf weeds and other malignant weeds, especially in prevention and elimination of annual broad-leaf weeds and grassy weeds, and significant synergistic effect is produced; and the synergistic herbicidal composition has a fast herbicidal speed, delays the drug resistance generation of weeds, is highly safe to the corn field, improves labor efficiency, reduces manpower investment, lowers time cost and further increases corn production.

The invention discloses a compound weeding composition. Effective components of the compound weeding composition include dicamba, agroxone and pinoxaden, wherein a weight ratio of dicamba to agroxone to pinoxaden is 0.5-5: 1-15: 1-30; besides, the compound weeding composition also contains a dispersing agent, an emulsifier, a wetting agent, an antifreezing agent, a thickening agent, a disintegrating agent, a binder, filler, a solvent and other auxiliaries; the dosage form of the compound weeding composition can be wettable powder, suspending agent, water dispersing granules and emulsion oil. The weeding effect of the compound weeding composition is significantly improved by comparing with that of single dosage, and the compound weeding composition can be applied to prevention and elimination of broad-leaf weed, nutgrass flatsedge and grassy weed in wheat fields; thus the compound weeding composition can enlarge herbicide controlling spectrum, improve prevention effects, retard weed resistance, reduce consumption of dicamba, decrease using cost, and improve wheat safety.

The invention relates to a compound synergistic herbicide composition and in particular relates to a synergistic herbicide composition applied to the fields of resistant oilseed rapes, resistant soybeans and other crops. The synergistic herbicide composition is characterized by comprising compounds A and a compound B, wherein the compounds A are selected from at least one of haloxyfop-R-methyl and fluazifop-P-butyl; the compound B is monosulfuron; the weight ratio of the compounds A to the compound B is (100 to 1)-(1 to 100). The synergistic herbicide composition has the beneficial effects that through binary compounding, the obtained new composition gains synergistic control effects on monocotyledonous weeds and dicotyledonous weeds in the fields of resistant oilseed rapes, resistant soybeans, and the like.