CN102986705A

CN102986705A - Herbicide composition containing topramezone

Info

Publication number: CN102986705A
Application number: CN2012105236628A
Authority: CN
Inventors: 王学权
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-30
Filing date: 2012-11-30
Publication date: 2013-03-27

Abstract

The invention discloses a herbicide composition containing topramezone, belonging to the technical field of pesticides. The herbicide composition comprises a raw medicine prepared by compounding topramezone and a herbicide B, wherein the ratio of the topramezone to the herbicide B is (1-80):(1-80); and the herbicide B is any one of the following herbicides: fenoxaprop, fenoxaprop-p, isoproturon, diclofop-methyl, chlortoluron, methabenzthiazuron, imazamethabenz, tralkoxydim, difenzoquat, flampro, flampro M, pendimethalin, primisulfuron and the like. The herbicide composition disclosed by the invention is prepared by compounding topramezone and any one of the herbicide B; and the composition has the advantages of long duration, wide herbicide controlling spectrum and obvious weed control synergism, and overcomes the shortcomings of high cost and short duration by using topramezone only in the prior art.

Description

A kind of combinations of herbicides that contains benzene azoles humulone

Technical field

The present invention relates to technical field of pesticide, specifically, relate to a kind of combinations of herbicides that contains benzene azoles humulone.

Background technology

Crops whenever need to be used every year a large amount of weed killer herbicides for this reason and carry out weed control to retrieve crop yield loss because weeds harm is caused crop yield to reduce.In recent years, weeds are more and more serious to the harm on the crops, and because the abuse of weed killer herbicide causes weeds that agricultural chemicals is produced increasing resistance, cause the weed control efficacy reduced year by year.

Benzene azoles humulone: belong to the benzoylpyrazole herbicides, cauline leaf is processed by root, seedling and leaf and is absorbed behind the seedling, in plant Xiang Ding, be transmitted to meristematic tissue to base, suppress p-hydroxyl oxygen phenylacetone acid esters dual oxide enzyme (4-HPPL), carotenoid, Chlorophyll biosynthesis are suppressed and function upsets, cause the susceptible weeds albefaction of germinateing, follow growth inhibition, under photosynthesis, its symptom of being injured is like chlorotic necrosis, responsive target weeds are the bleaching symptom in 2-5 days after processing, plant is dead in 14 days.Benzene azoles humulone has broad weed-killing spectrum and highly active advantage, is used for preventing and kill off the corn field annual weed, and is effective.But use separately the cost of benzene azoles humulone high, be unfavorable for that therefore spread uses.

Fenoxaprop-P, fenoxaprop-p-ethyl: belonging to heterocyclic oxy group phenoxy propionic acid class weed killer herbicide, mainly is key enzyme one acetyl-CoA carboxylase that synthesizes by suppressing fatty acid, thereby has suppressed the synthetic of fatty acid.Medicament is by the growing point of cauline leaf Assimilation and conductivity to meristematic tissue and root, and effect stopped growing after the dispenser rapidly in 2-3 days, 5-6 days lobus cardiacus chlorosis purpling looks, and meristematic tissue browning look, blade is withered gradually, is the extremely strong cauline leaf inorganic agent of selectivity.

Isoproturon: substituted urea class selective herbicide.Be insoluble in water, dissolve in most of organic solvents, more stable to acid, alkali and light, wetting powder is arranged, to people and animals' low toxicity.Prevent and kill off annual weed for barley, wheat, cotton, peanut, corn, paddy rice, legume crop Tanaka.Isoproturon is the inner sucting conduction type processing soil treatment agent cauline leaf inorganic agent of holding concurrently, and after medicament is absorbed by plant root, teaches and is accumulated in the blade, and inhibited photosynthesis causes weeds dead.

Diclofop-methyl: belong to systemic herbicide, be absorbed by root and leaf, be mainly used in the crop field control grassy weeds such as wheat class, soybean, peanut, rape.Diclofop-methyl is the seedling post-treatment agent, mainly supplies foliar spray, can be absorbed by weeds root, stem, leaf, but conductivity is poor in vivo.The root absorption medicament, the overwhelming majority rests on root, kills and wounds primary root, and only having seldom, the medicament of amount is transmitted to overground part.The medicament that blade absorbs, major part are distributed in dispenser point up and down in the vein, destroy leaf greenery body, make the blade necrosis, but can not suppress plant strain growth.Strong to the young shoot inhibitory action, medicament is executed near weeds top or the internode meristematic tissue, can suppress growth, destroy cell membrane, cause weeds withered.

Chlortoluron: to people and animals' low toxicity, be insoluble in water, stable at normal temperatures.Be to inhale in the selectivity root, there is the weed killer herbicide of action of contace poison on the blade face, acts on slowlyer, and the lasting period is more than 70 days.Be applicable to wheat class, cotton, corn, millet, fields of peanut and other crops and prevent and kill off multiple grass family and the broad leaved weeds such as amur foxtail, annual bluegrass, wild oat, chickweed, clearvers, lamb's-quarters, Veronica.

Methabenzthiazuron: before a kind of bud, the broad-spectrum herbicides of the weeds of preventing and kill off the crops such as the legumes such as the winter paddy crop such as wheat, pea and onion, vegetables used behind the bud, many unifacial leaves, broadleaf weed all there is the good effect of preventing and kill off, by suppressing the Hill reaction in the plant photosynthesis crop, reach the weeding purpose.

Miaow grass ester: imidazolinone herbicide.Be applicable to the crops such as Wheat And Barley, rye and sunflower.The single, double cotyledon weeds such as control of wild oats, mouse tail amur foxtail, Ling Fengcao and volume stem knotweed.

Tralkoxydim: belong to the oximes weed killer herbicide.Be applied to the Wheat and barley field behind the bud, anti-deratization tail amur foxtail, wind grass, oat, auspicious native perennial ryegrass, dog tail early after leaf absorbs, are transferred to growing point at phloem, suppress new growth at this.Broad leaved weed or sedge weed without obvious activity of weeding, but to grassy weed, are absorbed by plant rapidly behind the foliage application and shift.Weeds elder generation chlorosis, rear variable color is withered, and is fully withered in general 3～4 weeks.

Difenzoquat: weed killer herbicide, white solid, slightly hygroscopicity.Solubility with temperature in water rises and increases, and slightly is dissolved in alcohol, is insoluble to non-polar solven, has good stability.To the skin nonirritant.Be used for the wheatland Control Wild oat behind the bud.

Wheat straw volt, wheat straw volt M: canescence crystallization powder, acute oral toxicity is lower.Be used for wheatland and prevent and kill off annual gramineous weed and some broad leaved weed, Control Wild oat well, and also effective to amur foxtail and wheatgrass.The cauline leaf inorganic agent, soil treatment is invalid, wheat tillering latter stage to the jointing initial stage, 3 leaf phases of wild oat to booting is carried out in early days.

Pendimethalin: outstanding dry crop selective herbicide can be widely used in the various crop field weedings such as corn, soybean, peanut, cotton, direct-seeding dry rice, potato, tobacco, vegetables.Prevent and kill off object: annual gramineous weed, part broad leaved weed and nutgrass flatsedge.The mechanism of action: pendimethalin is that upland field soil is processed weed killer herbicide before the selectivity bud, behind the bud, weeds absorb medicament by the young shoot of sprouting, enter medicament and tubulin binding in the plant corpus, suppress the mitosis of plant cell, thereby cause weeds dead.

Fluoropyrimidinesulfuron: inhale selective herbicide in yellow ureide derivative is efficient.Can be absorbed and be transmitted to rapidly meristematic tissue by root, cauline leaf.Be applicable to corn field and prevent and kill off grassy weed and broad leaved weed.

Vi par, mecopropP: belong to the aryloxy group alkane acids of hormone-type except the chapter agent.Be applicable to cereal crop field, can effectively prevent and kill off lamb's-quarters, clearvers and chickweed.With other herbicide mixture, can enlarge the herbicide spectrum.

2 first, 4 chlorine: can make weed killer herbicide, cauline leaf is processed after being used for seedling, easily more absorbed and conduction with leaf section, be used for granule cereal, paddy rice, pea, lawn and noncrop area bud rear defence except multiple annual and perennial broadleaf weed, broad-leaved and convexutricle sedge herb there are special efficacy, also can prevent and kill off various dicotyledonous and some monocotyledon weed.

2,4-drips propionic acid: sterling is the colorless and odorless crystallization, is slightly soluble in water, is dissolved in most organic solvents, mainly as agricultural herbicide, fumigant.

High by 2,4-drips propionic acid: belonging to the aryloxy alkyl acid herbicides, is the hormone-type systemic herbicide, effective especially to lady's thumb, Pale persicaria. also can prevent and kill off clearvers and chickweed, but Armstrong is had certain preventive effect.

2,4-drips dicamba: belonging to benzoic acid is weed killer herbicide, has interior suction conduction, and annual and perennial broadleaf weed are had remarkable preventive effect.Be used for spraying behind the seedling, medicament can be conducted by phloem by the leaf of weeds, stem, root absorption up and down very soon, focuses mostly at meristematic tissue and the vigorous position of metabolic activity, hinders the normal activity of plant hormone, thereby makes its death.

Fluroxypyr: pyridine fluoroacetic acid class weed killer herbicide, have interior suction conduction, typical hormone herbicide reaction is arranged.Use behind the seedling, the reaction of typical hormone herbicide appears in sensitive crop.Use optimum period wider cereal crop, can be used for the ground such as wheat, barley, corn, grape and orchard, pasture, forest farm and prevent and kill off broad leaved weed, such as weeds such as clearvers, field bindweed, shepherd's purse, chickweed, volume stem amaranth, kitchen gardens.

Brominal: cauline leaf is processed the contact killing type weed killer herbicide after being widely used as the selectivity bud with its form of caprylate, sodium salt, sylvite.Mainly absorbed by blade, each process by inhibited photosynthesis makes rapidly necrosis.This agent is mainly used in the crop fields such as wheat, barley, rye, corn, Chinese sorghum, flax, prevents and kill off puncture, amaranth, conical silene herb, the broad leaved weeds such as black nightshade, Siberian cocklebur, salsola collina, corn gromwell, field bindweed, corn-bind.

Bifenox: processing soil treatment agent before the contact killing type bud, have broad weed-killing spectrum, formulation rate is few, and soil suitability is strong, the characteristics such as be not subjected to that temperature affects.Be used for the Tanakas such as soybean, corn, Chinese sorghum, paddy rice and prevent and kill off broad-leaved and grassy weed.

Fluoroglycofen-ethyl: belonging to diphenyl ether herbicide, is the mould inhibitor of protoporphyrin oxidation, in case by plant absorbing, only just bring into play under illumination condition and render a service.This compound reacts with mol-chloric, generates the virose compound tetrapyrrole of plant cell tool, gathers and has an effect, and in the accumulation process, makes the plant cell membrane complete obiteration, then causes the cell inclusion seepage.

Acifluorfen: contact killing type selective post-emergence herbicide, can be absorbed by the weeds cauline leaf, in soil not by root absorption, and easily decomposed by microorganism, so can not make soil treatment, be applicable to Soybean Field and prevent and kill off acalypha copperleaf, amaranth, thorn amaranth, artemisiifolia, rape, oak-leaved goosefeet, wild watermelon, muskmelon, datura, pharbitis nilChoisy, Shi Huake, Rubiaceae, lady's thumb, Binzhou knotweed, painted euphorbia.

Lactofen: diphenyl ether herbicide for before the selectivity bud and post-emergence herbicide, is used for cereal crop, corn, cotton, peanut, tomato, paddy rice, Soybean Field and prevents and kill off broad leaved weed.

Fomesafen: selective herbicide is the protoporphyrin oxidase inhibitor, is mainly used to prevent and kill off the Soybean Field broad leaved weed, such as piemarker, amaranth, lamb's-quarters, Siberian cocklebur, iron amaranth, bur beggar-ticks, black nightshade, kitchen garden etc., grassy weed is had certain inhibitory action.

Oxyfluorfen: fluorine-containing phenylate class weed killer herbicide, activity of weeding is high, and the scope of application is wide, broad weed-killing spectrum, the lasting period is long, can use with multiple mixture of herbicides, enlarges the herbicide spectrum, improves drug effect, and is easy to use, but both bud pre-treatments, but again bud post processing, toxicity is low.

Diflufenican: belonging to the carotenoid biosynthesis inhibitor, is the selectivity cornfield herbicidal of wide spectrum, causes Destruction of Chlorophyll and cell rupture, and plant is dead.Characteristics: broad weed-killing spectrum; But keeping from ill weeds; The drug effect phase is long in the soil; Efficacy stability; Can be mixed with other weed killer herbicides.Prevent and kill off most annual broadleaf weeds, also effective to the grass family nutgrass flatsedge.As using with other applicable gramineous herbicides, can enlarge the herbicide spectrum.

Isopropyl methoxalamine: amide-type selective herbicide.The protein of the main sprout inhibition seed of mechanism of action is synthetic, and next suppresses choline and infiltrates phosphatide, disturbs lecithin to form.Because it is strong that the grassy weed young shoot absorbs the energy force rate broad leaved weed of isopropyl methoxalamine, thereby the effect of preventing and kill off grassy weed is better than broad leaved weed far away.

S-metolachlor: belong to the selectivity preemergence herbicide, be mainly used in corn, soybean, peanut, sugarcane, the crops such as cotton, rape, potato and onion, capsicum, wild cabbage that also can be used for non-sand loam soil, control annual weed and some broad leaved weed, previous crops soil face is processed sprouting.

The piperazine humulone: interior suction selective herbicide mainly also can absorb by root absorption, stem, leaf.1 year living broad leaved weed and part grassy weed there are good preventive effect, invalid to perennial weed.

Atrazine: soil processing herbicide before the bud, but also behind the bud cauline leaf process.Mainly absorb by plant root and upwards conduction, suppress the photosynthesis of plant, make it withered.Its herbicide spectrum is wider, can prevent and kill off multiple annual gramineae and broad leaved weed.Be applicable to the dry crop weedings such as corn, Chinese sorghum, sugarcane.

Alachlor: the selectivity preemergence herbicide mainly is the bud scale absorption by weeds, and root and seed also can have a small amount of absorption.Mainly kill the weeds that sprout in the front soil of emerging, invalid to the weeds of being unearthed.Be applicable to the crop fields such as soybean, corn, peanut, cotton, potato, sugarcane, rape, prevent and kill off 1 year living grassy weed such as barnyard grass, lady's-grass, yard grass, green foxtail, autumn barnyard grass, arm shape grass, kitchen garden, amaranth, verticillate carpet weed, lamb's-quarters, knotweed and broad leaved weed.

Butachlor: inhale the conduction weed killer herbicide in the amide-type selectivity.Main young shoot by weeds absorbs, and then conducts complete stool and works.All can use with seedling stage before the bud.Behind the plant absorbing butachlor, suppress in vivo and destroy protease, affect the formation of protein, suppress weeds young shoot and young root normal growth and grow, thereby make weeds dead.

Metsulfuron-methyl: high work, wide spectrum, have optionally inner sucting conduction type cornfield herbicidal.After being absorbed by weeds root and blade, in the plant body conduction very fast, but Xiang Ding and to the base portion conduction suppresses rapidly the growth on plant roots and young sprout top within a few hours, plant was withered in 3-14 days.After being entered in the plant by the wheat seeding absorption, by the enzymatic conversion in the wheat strain, rapidly degraded is so wheat has larger tolerance to this product.Can effectively prevent and treat amur foxtail, Veronica, chickweed, common vetch, shepherd's purse, broken last shepherd's purse, broadcast the ma wormwood artemisia, lamb's-quarters, knotweed, rice rub the weeds such as grass, water peanut with the hands.

Tribenuron-methyl: weed killer herbicide is mainly used in wheat class (winter wheat, spring wheat, barley etc.) crop Tanaka and prevents and kill off broad leaved weed.

Thifensulfuron methyl: the selectivity inner-adsorption conduction-type herbicide is used for wheat crops and prevents and kill off broad leaved weed.

Cinosulfuron: belong to sulfonylurea herbicide, it is synthetic to suppress branched-chain amino acid, suppresses cell division.It is withered until dead to begin yellow in the general 5-10 of poisoning weeds days.Be used for preventing and kill off 1 year living broad-leaved of paddy field and sedge weed, such as water three-coloured amaranth, difformed galingale herb, Monochoria vaginalis, arrowhead, firefly Lin, chickweed, pondweed, Commelina communis, Amaranthus retroflexus, cyperus iria, rhizoma alismatis, mexicana etc.Paddy rice is very easily with its degraded, thereby safety.

Chlorine sulphur is grand: interior suction, super-high-efficient sulfonylurea herbicide.Medicament by weeds blade face or Root Absorption after, can be transmitted to the plant whole body, by suppressing the activity of acetolactic acid enzyme, hinder branched-chain amino acid, valine and leucic synthetic, thereby cell division stopped, the plant chlorosis, withered and dead.Be used for preventing and kill off broad leaved weed and the grassy weed in cereal crop field, such as lamb's-quarters, knotweed, amaranth, clearvers, piemarker, field bindweed, creeping thistle, corn-bind, german chamomile, and green foxtail, perennial ryegrass, annual bluegrass, Allium macrostemon etc.

Diquat: the conductivity steriland herbicide of tagging, can be absorbed by the green plants tissue rapidly, and after contacting, soil loses activity very soon.The weeding such as be used for before land for growing field crops, orchard, uncultivated area, the harvesting.

Glyphosate: the chronic wide spectrum steriland herbicide of inner sucting conduction type, the main interior enol acetonyl shikimene phosphate synthase of object that suppresses, thereby suppress shikimene to the conversion of phenyl alanine, cruel propylhomoserin and tryptophan, make synthetic being interfered of protein cause plant dead.

Grass ammonium phosphine: belong to broad-spectrum touch-out type weed killer herbicide, systemic action is not strong, to kill root different from glyphosate, grass ammonium phosphine kills first leaf, can conduct at the plant xylem by the plant transpiration effect, and disorder is sunk in the ammonium metabolism in the plant corpus, the cytotoxic agent ammonium ion is accumulated in plant corpus, meanwhile, photosynthesis is reached the weeding purpose by severe inhibition.

Mesotrione: be to suppress before the bud of medical midbodies of para (ortho)-hydroxybenzoic acetone acid esters dual oxide enzyme (HPPD) and wide spectrum selective herbicide behind the seedling, can effectively prevent and treat main broadleaved herb and some grassy weeds.Mesotrione in plant xylem and phloem conduction, has action of contace poison and wholesomeness easily.

Summary of the invention

The purpose of this invention is to provide a kind of combinations of herbicides that contains benzene azoles humulone, the lasting period is long, have wider herbicide spectrum and excellent control efficiency, and overcome and use separately the high defective of benzene azoles humulone cost in the prior art.

For addressing the above problem, the technical solution adopted in the present invention is:

A kind of combinations of herbicides that contains benzene azoles humulone is characterized in that: it comprises that wherein, the proportioning of weed killer herbicide A and weed killer herbicide B is: 1-80: 1-80 by weed killer herbicide A and the composite former medicine that forms of weed killer herbicide B;

Described weed killer herbicide A is benzene azoles humulone;

Described weed killer herbicide B is optional one in the following weed killer herbicide: fenoxaprop-P, fenoxaprop-p-ethyl, isoproturon, diclofop-methyl, chlortoluron, methabenzthiazuron, miaow grass ester, tralkoxydim, difenzoquat, the wheat straw volt, wheat straw volt M, Pendimethalin, Fluoropyrimidinesulfuron, Vi par, mecopropP, 2 first, 4 chlorine, 2,4-drips propionic acid, high by 2,4-drips propionic acid, 2,4-drips dicamba, fluroxypyr, ioxynil, Brominal, bifenox, fluoroglycofen-ethyl, acifluorfen, lactofen, Fomesafen, Oxyfluorfen, Diflufenican, isopropyl methoxalamine, S-metolachlor, the piperazine humulone, atrazine, alachlor, butachlor, metsulfuron-methyl, tribenuron-methyl, thifensulfuron methyl, cinosulfuron, chlorine sulphur is grand, diquat, grass ammonium phosphine, glyphosate, mesotrione.

Furtherly, the proportioning of described weed killer herbicide A and weed killer herbicide B is: 1: 5.

Furtherly, described weed killer herbicide be missible oil, micro emulsion, water and milk, suspending agent (comprising: do outstanding, water is outstanding and oil outstanding), all formulations such as pulvis, soluble liquid, wetting powder, granula, soluble powder, water dispersible granules or suspension emulsion.

Beneficial effect: the present invention adopts any one mixture of herbicides among benzene azoles humulone and the weed killer herbicide B to form, and composite use has the following advantages: the lasting period is long; The herbicide spectrum is wider, and the weed control synergistic effect is remarkable, and has overcome the independent high defective of benzene azoles humulone cost of using in the prior art.

Embodiment

The present invention will be further described below in conjunction with embodiment.

A kind of combinations of herbicides that contains benzene azoles humulone comprises that wherein, the proportioning of weed killer herbicide A and weed killer herbicide B is: 1-80: 1-80 by weed killer herbicide A and the composite former medicine that forms of weed killer herbicide B;

Described weed killer herbicide A is benzene azoles humulone;

Embodiment 1:

A kind of combinations of herbicides that contains benzene azoles humulone, each raw material components and consumption are as follows:

Embodiment 2:

Embodiment 3:

Embodiment 4:

Claims

1. combinations of herbicides that contains benzene azoles humulone, it is characterized in that: it comprises that wherein, the proportioning of weed killer herbicide A and weed killer herbicide B is: 1-80: 1-80 by weed killer herbicide A and the composite former medicine that forms of weed killer herbicide B;

Described weed killer herbicide A is benzene azoles humulone;