86 results about "Propisochlor" patented technology

A composite herbicide contains sulcotrine-methyl and one of 18 herbicide including propisochlor, acetochlor, atrazine, etc.

A paddy field herbicide compounded with benzobicylon comprises the following materials by weight: 5 to 80 percent of effective components, 5 to 20 percent of additives and 5 to 80 percent of filling materials, wherein the first effective component is benzobicylon; the second effective component is any one of acetochlor, metolachlor, propisochlor, pretilachlor, butachlor, mefenacet, penoxsulam, fenpyroxim, quinclorac, bensulfuron, pyrazosulfuron, cinosulfuron, clomazone, fenoxaprop-P-ethyl, carfentrazone and isoproturon, wherein the weight ratio between the first effective component and the second effective component is (1:8) to (8:1). The paddy field herbicide has the technical effects that the use is economical and efficient; the safety is high; the control effect of weeds of the grass family, the broad-leafed family and the sedge family in the paddy field is improved; particularly, the control effect of weeds of the broad-leafed family is remarkably improved; the herbicide controlling spectrum is broadened; the safety degree for paddy rice is improved; the dosage as well as the control cost is reduced.

The present invention provides a comprehensive herbicide for paddy fields, which includes component A and component B, wherein component A is mesotrione, and one or more of component A and component B Item compound, used for weeding in the field; component B is alachlor, metolachlor, propachlor, acetochlor, pretilachlor, butachlor, mefenacet, quinclorac , Cyhalofop-methyl, pendimethalin, saponin, bispyribac, saflufenacil, cyclopyrafen, pyrifluben. After the above scheme is adopted in the present invention, the composition of component A and component B has a synergistic effect, and has a good control effect on both grass weeds in paddy fields and broad-leaved and sedge weeds , and the residual effect period is short, does not affect the growth of the next crop, and is friendly to the environment.

The invention provides a cassava field herbicide composition which is a ternary herbicide composition with active components of halosulfuron, oxyfluorfen, and an amide herbicide. The composition comprises the components of, by weight: 1-9% of halosulfuron, 2-16% of oxyfluorfen, 24-75% of the amide herbicide, 7-42% of a solvent, and 7-27% of an auxiliary agent. The amide herbicide is one of butachlor, propisochlor, and fine metolachlor. The herbicide composition provided by the invention has significant synergetic effect and wide herbicidal spectrum, and has significant soil enclosing effect against broad leaf weeds, grass weeds, and cperaceae weeds. Especially, a soil enclosing effect against cyperi rhizome is significant. The composition has low harm to cassava, low toxicity, and low residue. With one-time dosage, weed harm of an entire duration period can be controlled.

The invention discloses a micro-capsule suspending agent containing butralin. The micro-capsule suspending agent comprises butralin or a compound of butralin and a second active component, and a capsule wall material, an initiating agent, an additive, a cosolvent and a solvent, wherein the butralin or the compound of butralin and the second active component serves as an active ingredient, and the capsule wall material, the initiating agent, the additive, the cosolvent and the solvent serve as the balance of the micro-capsule suspending agent. The second active component is randomly one of alachlor, metolachlor, acetochlor, pretilachlor, propisochlor or butachlor and the like. The micro-capsule suspending agent can be used for controlling annual and perennial weeds in sugarcane fields or corn fields and has the advantages of being long in duration, high in work efficiency, synergetic in effect, safe and environment-friendly and the like.

The invention relates to a herbicide composition containing cyhalofop-butyl and amides. The herbicide composition is mainly characterized by comprising the following materials in percentage by weight: 1 to 40 percent of cyhalofop-butyl serving as an active ingredient A, 5 to 50 percent of active ingredient B, auxiliary agents and other excipients, wherein the active ingredient B is selected from alachlor, acetochlor, butachlor, mefenacet, metolachlor and propisochlor; and the herbicide composition is prepared into wettable powder, suspension, water emulsion or microemulsion. The herbicide composition is used for preventing and controlling annual gramineous weeds in paddy fields.

The invention discloses a herbicide. The herbicide is composed of the following components in parts by weight: 10 to 20 parts of butralin, 5 to 10 parts of trichloroacetic acid, 5 to 12 parts of sodium chlorate, 5 to 8 parts of propisochlor, 10 to 15 parts of acetochlor, 5 to 15 parts of lactofen, 4 to 9 parts of fomesafen, 3 to 8 parts of quizalofop-p-ethyl, 1 to 5 parts of bispyribac-sodium, 5 to 10 parts of auxiliary agent, and 100 to 200 parts of water. The herbicide has the advantages of high safety, low application cost, long lasting effect, and wide weeding area, and is capable of achieving the goals of weeding and yield increasing by using the lowest dosage and the lowest cost.

The invention discloses a micro-capsule suspension-suspending agent containing atrazine. The 100% of micro-capsule suspension-suspending agent comprises an active ingredient and the balance including a capsule wall material, an initiator, an auxiliary agent and a solvent, wherein the active ingredient is prepared by compounding the atrazine and an active ingredient II. The active ingredient II is one of alachlor, metolachlor, acetochlor, pretilachlor, propisochlor or butachlor. The micro-capsule suspension-suspending agent containing the atrazine is suitable for target crops including corns, sugarcanes, cotton, garlic, gingers, apples, bananas, citrus, hawthorns, peaches and the like, is used for preventing and controlling annual gramineous weeds, parts of broadleaf weeds and sedges, and has the advantages of being long in efficacy duration, high in work efficiency, good in synergistic effect, safe, environment-friendly and the like.

The invention relates to a herbicidal combination containing flumetsulam. The herbicidal combination is characterized in that: the active ingredients of the herbicidal combination are component A and component B; the component A is the flumetsulam; and the component B is chosen from one or more of the following compounds: acetochlor, butachlor, alachlor, propisochlor, metolachlor, s-metolachlor, propachlor, ethachlor, napropamide, diphenamide, ethaprochlor, dimethenamid, high-effective dimethenamid, flufenacet, metazachlor, allidochlor, pethoxamid, prynachlor and propyzamide. The herbicidal combination can effectively decrease the dosage of the active ingredients per mu, broaden the weed control spectrum of each single agent and effectively control annual or perennial gramineous, broadleaf and cyperaceous weeds in the fields of peanut, soybean, rape, cotton, wheat, potato and other crops, such as green bristlegrass, crabgrass, barnyard grass, Asian sprangletop, speedwell, cocklebur, night shade, redroot amaranth, goosefoot, Indian mallow, cleavers and datura.

The invention discloses a corn herbicide, which comprises flumetsulam and atrazine (b)W / ( / b)(b), wherein the (b)W is nicosulfuron, alachlor, acetochlor, butachlor, propisochlor, metolachlor, or s-metolachlor; the mass ratio of flumetsulam to atrazine to W is (1-10):(5-60):(2-60). Low dosage of the herbicide comprising atrazine, flumetsulam and nicosulfuron can achieve the control efficacy of grassy weed and broad-leaf weed respectively by 98.1% and 99.3%, as well as comprehensive control efficacy by 84.5%-99.9%. The prevention effects of the herbicide comprising atrazine, flumetsulam and nicosulfuron on grassy weed and broad-leaf weed are respectively 92.2% and 100%. Compared with the single agent, the corn herbicide has very obviously synergistic interaction, the weeding effect after corn closing and seedling can be obviously improved. The resistance of weeds can be postponed, the corn herbicide is wide in the herbicide controlling spectrum and long in lasting period, and has safety on the corn and afterreap crops.

The present invention relates to a novel method of synthesizing (S)-metolachlor, and discloses a complete synthesis route which adopts chiron. In the novel method, (D)-methyl lactate or (D)-ethyl lactate is used as a raw material and reacts with p-toluenesulfonyl chloride to generate (R)-2-(p-tolylsulfonyl oxyl) propionate; the (R)-2-(p-tolylsulfonyl oxyl) propionate reacts with 2-methyl-6-ethyl aniline to prepare S-(-)-N-(2-methyl-6-ethyl benzyl) alanine ester; the S-(-)-N-(2-methyl-6-ethyl benzyl) alanine ester reacts with a reducing agent C to prepare S-(-)-N- (1'-methyl-2'-ethylol)-2-methyl-6-ethyl aniline; and the S-(-)-N- (1'-methyl-2'-ethylol)-2-methyl-6-ethyl aniline is acylated with chloroacetic chloride and ultimately methylated to prepare the (S)-metolachlor. The present invention has the advantages that no resolution is required in the whole process, the reaction is mild, the yield rate is high, the optical purity is good, the reaction time is short, the raw materials are inexpensive and can be easily acquired, and the cost is low.

The invention provides a polymeric dispersant which comprises a block polymer of methyl methacrylate, butyl acrylate and acrylamide. A herbicide composition which is prepared from the polymeric dispersant and contains propisochlor and atrazine and a preparation method thereof are provided. The herbicide composition comprises, by weight, 29% of the propisochlor, 29% of the atrazine, 4% of the polymeric dispersant, 4% of ethanediol, 0.2% of defoamer, 0.05% of xanthan gum, 0.1% of aluminium-magnesium silicate, 0.1% of sodium benzoate and the balance deionized water. The herbicide composition containing the propisochlor and the atrazine and the preparation method thereof have the advantages of being high in content and good in weeding effect.

The present invention discloses a compound weed-killing preparation using pretilachlor and isoproturon as effective component. It is a wettable powder preparation, in which the pretilachlor content is 10%-60% and the isoproturon content is 10%-60%. Said compound weed-killing preparation also contains other adjuvant and filling material.

The herbicide composition contains symmetrical triazine herbicide atrazine, simazine or propazine; amide herbicide acetachlor, butachlor, propisochlor or metoachlor; and paraquat in the ratio of 1-10 to 1-10 to 1. The herbicide composition may be compounded into water suspension, wettable powder, oil suspension, dry suspension, water dispersed granulated preparation, granulated preparation or tablet. The herbicide composition may be used directionally in preemergence or postemergence stage in corn field, sugar cane field, etc.

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.

An oily suspension of herbicide for corn is prepared from atrazine powder, butachlor oil, acetochlor oil, propisochlor oil, emulsifier, and plant oil through proportioning, and high-pressure grinding to obtain three kinds of product. Its advantages are high effect, high safety, and no residue.

The invention relates to a weeding composition with ethoxysulfuron, preparation method and application thereof. The weeding composition comprises an ethoxysulfuron compound (A) and one of an acetochlor compound (B1) and a propisochlor compound (B2) in a weight ratio of 0.1:1-100. After being mixed in a proper proportion, the weeding composition can be processed into the conventional pesticide formulations of wettable powder, a suspension emulsion, water dispersible granules by the modern pesticide formulation processing technology and is used for weeding sheathedMonochoria herbs, pondweeds, rotala indica, lindernia procumbens, sagittaria pygmaea, and the like, cyperaceous weeds, such as fescues, difformed galingale herbs, juncellus serotinus, cyperus iria, weeds, and the like, broad leaved weeds and grassy weeds. The control effect of the weeding composition is obviously higher than the control effect of the compound (A) or the compound (B), and the application dosage of each active matter can be greatly reduced. The invention not only has ecological significance, but also has important environmental-protection significance.

The invention relates to a herbicide composition, and in particular relates to a corn field herbicide. The herbicide composition comprises the following active ingredients in parts by weight: 20-30 parts of atrazine, 18-25 parts of s-metolachlor, 18-25 parts of metolachlor, 10-15 parts of acetochlor, 10-15 parts of propisochlor and 8-10 parts of nicosulfuron. The corn field herbicide is used for inhibiting weed seed germination and bud growth, and enables buds to be seriously dwarfed and finally die. The corn field herbicide is short in residual life in soil, wherein the residual life is generally 1-3 months; the corn field herbicide is easily degraded in a plant body.

The invention discloses a novel compound broad-spectrum herbicide which consists of the following raw materials in part by weight: 0.3-0.7 part of chlorantraniliprole, 0.1-0.5 part of sodium chlorate,3-8 parts of platanus orientalis leaves, 4-8 parts of pendimethalin emulsifiable concentrate, 0.3-0.7 part of quinclorac, 2-7 parts of carpesium cernuum extract, 1-5 parts of trifluralin emulsifiableconcentrate, 3-7 parts of JKCN, 4-9 parts of ragweed extract, 0.2-0.6 part of propisochlor, 0.1-0.5 part of cyhalofop butyl, 0.3-0.7 part of glyphosate isopropylamine, 0.3-0.7 part of pyrethroid, 0.4-0.7 part of quizalofop-p-ethyl, 4-9 parts of acetochlor emulsifiable concentrate, 2-5 parts of atrazine, 0.4-0.8 part of fomesafen, 0.3-0.7 part of Chinese prickly ash extract, 0.4-0.9 part of walnutquinone, 0.2-0.5 part of 2,4-D sodium butyl lactate, 0.3-0.7 part of isoproturon, 0.1-0.4 part of sodium dodecyl benzene sulfonate, 7-12 parts of camphor tree leaf, 2-6 parts of garlic extract, 0.3-0.7 part of bifenthrin, 2-5 parts of wettable powder and 0.2-0.6 part of mesotrione. The novel compound broad-spectrum herbicide disclosed by the invention has the advantages of being obvious in synergistic effect and grass killing speed improvement effect, board in herbicide control spectrum, low in medication cost and the like.

The invention relates to a pesticide weedicide, in particular to a propisochlor-atrazine suspending agent. The invention aims at preventing the insect damages of such gramineous annual growth weeds as corn, soy bean, potato and broadleaf weeds in crop fields.

The invention relates to an atrazine and propisochlor compounded herbicide. The herbicide is a suspending agent. The active ingredients of the herbicide are propisochlor and atrazine. The herbicide comprises the following components in percentage by weight: 16 to 28 percent of propisochlor, 15 to 25 percent of atrazine, 8 to 20 percent of emulsifying agent, 10 to 25 percent of surfactant and 20 to 60 percent of oil. The components are mixed together and the mixture is ground in a grinding machine until the particle size of each active ingredient is less than 3 mu m. The atrazine and propisochlor compounded herbicide effectively combines the advantages of the propisochlor and the atrazine, enhances weeding effect, lowers residual activity, lowers hazard to crops, delays the medicament resistance of weeds and community succession, reduces the using amount of the herbicide, reduces environmental pollution, saves time, labor and money and lowers the burden of farmers.

The invention relates to a herbicide composition and especially relates to a corn field herbicide composition. The corn field herbicide composition is prepared from following raw materials, by weight, 20-30 parts of atrazine, 10-30 parts of s-metolachlor, 15-20 parts of metolachlor, 22-25 parts of acetochlor, 5-6 parts of propisochlor, 5-6 parts of nicosulfuron and 8-10 parts of ethoxysulfuron. The corn field herbicide composition is quick in pesticide effects, is strong in drug-delivery lasting period, and is time saving and labor saving. The corn field herbicide composition is more significant that single components in activity. Synergistic effects include wider a weed control spectrum, a quicker weeding effect, a more durable preventing and treating effect. The corn field herbicide composition can control harmful crops better just by one or a few times of drug delivery and can broaden a possible drug delivery interval period.

The invention relates to a maize herbicide, and belongs to the field of chemical engineering. The maize herbicide is characterized by comprising the following materials in parts by weight: 8 to 10 parts of acetochlor, 10 to 12 parts of agroxone, 6 to 10 parts of propisochlor, 5 to 10 parts of clethodim, and 50 to 70 parts of water. The maize herbicide has the advantages of being low in pollution degree, harmless to crops, high in weed removal capability and fast to come into effect.

A paddy field herbicide compounded with benzobicylon comprises the following materials by weight: 5 to 80 percent of effective components, 5 to 20 percent of additives and 5 to 80 percent of filling materials, wherein the first effective component is benzobicylon; the second effective component is any one of acetochlor, metolachlor, propisochlor, pretilachlor, butachlor, mefenacet, penoxsulam, fenpyroxim, quinclorac, bensulfuron, pyrazosulfuron, cinosulfuron, clomazone, fenoxaprop-P-ethyl, carfentrazone and isoproturon, wherein the weight ratio between the first effective component and the second effective component is (1:8) to (8:1). The paddy field herbicide has the technical effects that the use is economical and efficient; the safety is high; the control effect of weeds of the grass family, the broad-leafed family and the sedge family in the paddy field is improved; particularly, the control effect of weeds of the broad-leafed family is remarkably improved; the herbicide controlling spectrum is broadened; the safety degree for paddy rice is improved; the dosage as well as the control cost is reduced.

The invention relates to an environmental-friendly weed killer and a preparation method thereof. The environmental-friendly weed killer comprises the following components in parts by weight: 10-15 parts of 2,6-dinitro-N,N-di-n-propyl-4-trifluoromethyl phenylamine, 3-8 parts of acetochlor, 4-6 parts of alachlor, 3-5 parts of pendimethalin, 6-8 parts of metolachlor, 7-10 parts of propisochlor, 3-6 parts of sorbitol, 10-12 parts of atrazine, 5-10 parts of nicosulfuron, 20-30 parts of alcohol, 3-5 parts of citric acid and 3-6 parts of allicin. According to the environmental-friendly weed killer, materials are easily available, the cost and the toxicity are low, the weed killer can be graded, the weed killing effect is fast, the weed killer can penetrate into soil with rainfall, deep-rooting weeds can be effectively killed without damage to growth of crops, the weed killer can be degraded without polluting the environment and damaging soil nutrients, the stability is strong, oxidation is difficult, the emulsifying effect is good, full fusion of water and oil can be guaranteed and the lasting time of the weed-killing effect is long.

The invention discloses a corn field herbicide. The corn field herbicide comprises, by weight, 5-15 parts of fluthiacet-methyl, 6-8 parts of isoxaflutole, 20-30 parts of water, 7-9 parts of a wetting agent, 4-6 parts of atrazine, 5-7 parts of propisochlor, 5-7 parts of sodium dodecyl sulfate and 6-8 parts of foramsulfuron. The herbicide has the advantages of simple and environmentally friendly preparation method, good weeding effect, realization of control of weeds of crops in the whole growth period through one-time herbicide application, and low medicine cost.

The invention provides a weeding composition for a paddy field. The weeding composition comprises an ingredient A and an ingredient B, wherein the ingredient A is iodosulfuron-methyl sodium, the ingredient B is propisochlor, and the weeding composition is formed through compounding the ingredient A and the ingredient B. According to the weeding composition for the paddy field, due to the adoption of the scheme, the composition of the ingredient A and the ingredient B has a synergistic role and has a good prevention and elimination effect on the weeds of the grass family, broad-leaved class and sedge family in the paddy field; and the residual life is short, and then, the growth of next crops is not affected, so that the composition is environment-friendly.

The invention discloses herbicidal composition containing thiencarbazone-methyl and propisochlor and an application of the herbicidal composition. The herbicidal composition takes thiencarbazone-methyl and propisochlor as main effective ingredients, and the mass ratio of propisochlor to thiencarbazone-methyl is (1:60)-(60:1). The herbicidal composition can be used for weeding of corn fields and particularly has the remarkable effects on control of gramineae weeds and broadleaf weeds in the corn fields. Compared with single agents, the herbicidal composition delays the resistance of weeds, haswide weeding spectrum and long lasting period and is safe to corn and succession crops on the premise that the pesticide effect is improved.

The invention relates to a novel herbicidal composition and an application method thereof, and belongs to the field of agricultural herbicides. The herbicidal composition comprises effective components namely a component (A) and a component (B); wherein the component (A) is represented by the formula (I), the component (B) is one or more of anilofos, oxyfluorfen, alachlor, acetochlor, pretilachlor, propisochlor, metolachlor, butachlor, and atrazine, and the weight ratio of the component (A) to the component (B) is 1:30-30:1. The herbicidal composition is mainly used to prevent and remove broadleaf weeds, grassy weeds, and nutgrass flatsedge in rice field, and has a prominent synergetic effect on removing weeds, compared with that of the single components.

The invention provides a post-emergence herbicide composition applied to corns. The herbicide composition comprises the following active components: topramezone, propisochlor and atrazine, wherein the weight ratio of topramezone to propisochlor to atrazine is (0.1-10) to (10-35) to (10-35). Compared with prior art, the herbicide composition is capable of preventing and removing gramineous weeds, broadleaf weeds and cyperus rotundus, is safe to the corns, does not influence afterreap crops, and has a good application prospect; when the use amount of the herbicide composition is 80ml per mu, the control effect of the weeds reaches over 75.3% after 10 days and reaches over 90.5% after 30 days; the control effect is obviously improved along with the increase of the use amount of the herbicide composition; the weeds in the whole growth period can be controlled by applying the herbicide for one time; the herbicide composition has remarkable effect of weeding, is environmentally friendly and does not influence the afterreap crops.