CN1568694A - Weed removal combination - Google Patents
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- CN1568694A CN1568694A CN 03133720 CN03133720A CN1568694A CN 1568694 A CN1568694 A CN 1568694A CN 03133720 CN03133720 CN 03133720 CN 03133720 A CN03133720 A CN 03133720A CN 1568694 A CN1568694 A CN 1568694A
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Abstract
The invention discloses a herbicide composition, containing A, B, two active ingredient, and right amount agriculturally acceptable surfactant and solid or liquid diluent. Active ingredient A is selected from 3-methyl-2-[5-(2-chlor-4- trifluoromethylphenoxy)-2-nitrylbenzoxy]-3-ethyl crotonate, active ingredient B is selected from any of the following herbicide: sethoxydim, Clethodim, quizalofop-P-ethyl, Haloxyfop-R, fluazifop-P-butyl, fenoxaprop-ethyl, cyhalofop-hutyl, quizalofop-P-tefuryl. Weight portions ratio of A and B is 1:80 to 80:1. Herbicidal compositions can be processed to missible oil, suspending agent (emulsion), aqueous emulsion, microemulsion, water dispersed granule, wettable powder, it can effectively prevent and kill multiple weeds of soybean field.
Description
Technical field
The invention belongs to the pesticide herbicide field, specifically, relate to preparation and application that the Herbicidal combinations of soybean field grassy weed and broad leaved weed is prevented and kill off in a kind of new being used to.
Background technology
3-methyl-2-[5-(2-chlorine 4-4-trifluoromethylphenopendant)-2-p-nitrobenzoic acid-base]-the 3-butenoic acid ethyl is a kind of broad spectrum activity, the herbicide of Chinese Shenyang Chemical Engineering Inst development, can prevent and kill off the multiple weeds of soybean, wheat and corn field effectively.This weed killer herbicide has the advantages that speed of action is fast, have soil and cauline leaf processing activity of weeding concurrently, and the preparation of its compound and application are open in Chinese invention patent application CN1325624A.Further field plot trial shows: this weed killer herbicide is safer to legumes such as soybean under 300～600g a.i./ha dosage.The cauline leaf spraying is handled most of broad leaved weeds is had preventive effect preferably under 150～300g a.i./ha dosage, can reach 85～100%; But it is relatively poor to the grassy weed preventive effect.
Summary of the invention
In order to overcome the deficiency that above-mentioned weed killer herbicide exists, the invention discloses a kind of efficient, low-residual, low cost and grass family and broad leaved weed are all had the one-time weeding composition of better preventive effect.
Herbicidal combinations of the present invention contains two kinds of active components of A, B.
Active component A is selected from:
3-methyl-2-[5-(2-chloro-4-4-trifluoromethylphenopendant)-2-p-nitrobenzoic acid-base]-the 3-butenoic acid ethyl
Molecular formula: C
21H
17ClF
3N, relative molecular weight: 375.8
Active component B is selected from following any one weed killer herbicide:
(1) sethoxydim
(±)-(EZ)-2-[1-(ethoxy imino) butyl]-5-[2-(ethylmercapto group) propyl group]-3-hydroxyl hexamethylene-2-ketenes (Sethoxydim)
(2) clethodim
(±)-2-[(E)-3-chloroallyloxyamino imino group] propyl group-5-[2-(ethylmercapto group) propyl group]-3-hydroxyl hexamethylene-2-ketenes (Clethodim)
Molecular formula: C
17H
26NO
3S, relative molecular weight 359.9
(3) Quizalotop-ethyl
(R)-and 2-[4-(6-chloro-quinoxaline-2-base oxygen base) phenoxy group] ethyl propionate (quizalofop-P-ethyl)
Molecular formula: C
19H
17ClN
2O
4, relative molecular weight: 372.8
(4) haloxyfop-P-methyl
(R)-and 2-[4-(3-chloro-5-trifluoromethyl-2-pyridine oxygen base) phenoxy group] methyl propionate (Haloxyfop-P-methyl)
Molecular formula: C
16H
13ClF
3NO
4, relative molecular weight: 375.7
(5) efficient fluazifop
(R)-and 2-[4-(5-trifluoromethyl-2-pyridine oxygen base) phenoxy group] butyl propionate (Fluazifop-P-butyl)
(6) fenoxapropPethyl
(R)-and 2-[4-(6-Lv benzoxazole-2-base oxygen base) phenoxy group] ethyl propionate (Fenoxaprop-P-ethyl)
Molecular formula: C
18H
16ClNO
3, relative molecular weight: 361.8
(7) cyhalofop-butyl
(R)-and 2-[4-(4-itrile group-2-fluorophenoxy) phenoxy group] butyl propionate (cyhalofop-butyl)
(8) quizalofopPtefuryl
(±)-first hydrogen glycosyl (R)-2-[4-(6-chloro-quinoxaline-2-base oxygen) phenoxy group] propionic ester (quizalofop-P-tefuryl)
In the Herbicidal combinations of the present invention, the ratio of weight and number of A, two kinds of active components of B is 1: 80 to 80: 1.Preferable ratio is 1: 8 to 60: 1.
Amount of application when the content of active component depends on independent use in the Herbicidal combinations of the present invention also depends on the mixed ratio and the synergistic effect degree of a kind of compound and another kind of compound.Usually the weight percentage of active component is the 1-90% of gross weight in the composition, and preferable is 5% to 85%.According to different preparation types, the active component content scope is different.Usually, liquid preparation contains 1-70% active substance by weight, preferably is 5-40%; Solid pharmaceutical preparation contains 5% to 85% active substance by weight, preferably is 10-40%; Suspension preparation contains the active substance of 10-60% by weight, preferably is 5-35%.
At least contain acceptable surfactant on a kind of agricultural in the Herbicidal combinations of the present invention, the dispersion of active component in water when being beneficial to use, and help making it can correctly be applied to plant.Surface-active contents is the 5-30% of Herbicidal combinations gross weight.The surfactant of selecting for use is known in those skilled in the art: can be selected from emulsifier, dispersant, wetting agent, adhesive or the defoamer one or more.Wherein emulsifier can be anionic and/or nonionic emulsifier, for example alkylphenol polyoxyethylene, alkylphenol-polyethenoxy polyethenoxy ether, benzylphenol APEO, polyoxyethylene fatty acid fat, polyoxyethylene aliphatic alcohol ether, polyoxyethylene fatty amine etc.Instantiation is as farming breast 100
#, farming breast 500
#, farming breast 600
#, Nongru-700
#, farming breast 1601, agricultural newborn OP-10, agricultural newborn NP-7, agricultural newborn NP-10, agricultural newborn NP-15, agricultural newborn MOA-3, agricultural newborn OX-2681, agricultural newborn OX-8686, agricultural newborn OX-2501, agricultural newborn OX-8503, agricultural newborn OX-0507, agricultural newborn OX-810, agricultural newborn OX-830, agricultural newborn 0X-635, agricultural newborn T-20, farming breast 2201, agricultural newborn EL-15, agricultural newborn CS-7, farming breast 507
#, agricultural newborn 0201B, agricultural newborn 0203B, diphenyl phenolic group polyoxyethylene (n
18) the ether formaldehyde condensation products etc.Dispersant can be alkylnaphthalene sulfonate, two (alkyl) naphthalenesulfonate formaldehyde condensation compound, naphthalene sulfonic acid-formaldehyde condensation product, alkylphenol-polyethenoxy based phosphates, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, aralkyl phenol polyethenoxy ether phosphate, alkylphenol polyoxyethylene, castor oil ethylene oxide adduct, ethylene oxide-propylene oxide block copolymer alkylphenol polyoxyethylene formaldehyde condensation products, alkylphenol-polyethenoxy polyethenoxy ether and methylcellulose etc.Instantiation such as sodium lignin sulfonate (calcium), condensation compound of methyl naphthalene sulfonic acid and formaldehyde, naphthalene sulfonic acid-formaldehyde condensation product, methanonaphthalene sodium sulfonate, oleic acid methylamino ethylsulfonic acid sodium, epoxidized polyether, to tertbutyl ether, dibutyl naphthalene sulfonic acid-formaldehyde condensation product etc.Wetting agent can be sldium lauryl sulfate, alkylol polyoxyethylene groups ether sodium sulfate, octylphenol polyethylene oxyethylene group ether sulfate, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, sodium alkyl sulfonate, Negel, sorbitan fatty acid ester polyoxyethylene groups ether etc.Adhesive can be that synthesize or natural, for example xanthans, gelatin, gum Arabic, polyvinylpyrrolidone, aluminium-magnesium silicate, polyvinyl alcohol, polyethylene glycol, phenolic resins, shellac, carboxymethyl cellulose and sodium alginate etc.Defoamer can be bubble enemy, silicone, C
8～10Fatty alcohol, C
10～20Saturated fat acids (as capric acid) and acid amides etc.According to different dosage form, can also contain disintegrant known in those skilled in the art, wetting spreader-sticker, suspending agent etc. in the preparation.
Herbicidal combinations of the present invention contains at least a solid or liquid diluent according to the difference of preparation formulation.Usually, the liquid diluent that is fit to preparation herbicidal formulations of the present invention is selected from organic solvent, comprises alkylbenzene, Fluhyzon, chlorinated aromatic hydrocarbons, aliphatic hydrocarbon, chloro aliphatic hydrocarbon.Yet, particularly suitable be polar solvent, as alcohols, ester class, ketone, and dimethyl formamide, dimethyl sulfoxide (DMSO) and N-methyl-pyrrolidones; Also have vegetable oil and methyl cellosolve.Mixtures of different liquids often is suitable for.Organic solvent also can be used as attached cosolvent or antifreeze.Usually, be used to prepare that acceptable any solid diluent all can use on the agricultural of herbicide formulations.They can combine with active component and be beneficial to active component and be applied on the target, by processed plant is accepted.Solid diluent commonly used such as diatomite, Magnesiumaluminumsilicate, atlapulgite, kaolin, white carbon black, precipitated calcium carbonate, ammonium sulfate, hexamethylene diamine, solid fertilizer, clay, imvite, gypsum, bentonite and soluble starch etc.
Herbicidal combinations of the present invention can be processed into acceptable forms on any agricultural on demand.For example can be missible oil, liquor, aqueous emulsion, microemulsion, pulvis, wetting powder, colloidal suspending agent, suspended emulsion, (aqueous dispersion) granula or sustained release agent.Wherein preferred dosage form is missible oil, aqueous emulsion.The compound method of several formulations of Herbicidal combinations of the present invention is exemplified below:
The preparation of missible oil: by the prescription requirement, under room temperature, add solvent, former medicine respectively, after the stirring and dissolving, add emulsifier again, mix, use the hot bath heating for dissolving in case of necessity, promptly obtain the transparence missible oil of desired content (for example 5%-40%).
The preparation of aqueous emulsion: former medicine, solvent added with emulsifier be in the same place, make and be dissolved into even oil phase.Water, antifreeze etc. is mixed, becomes the homogeneous water.Under high-speed stirred, water is joined oil phase or oil phase is joined water, form the aqueous emulsion of favorable dispersibility.Aqueous emulsion active component content of the present invention is generally 5%-30%.Be the preparation emulsifiable concentrate, compound of the present invention is dissolvable in water a kind of or several mixed solvents, adds emulsifier again and strengthens the dispersion effect of compound in water.
The preparation of microemulsion: active component content is 5%～20% in the common prescription.Former medicine, solvent added with emulsifier be in the same place, make and be dissolved into even oil phase.Water, antifreeze etc. is mixed, becomes the homogeneous water.Under high-speed stirred, water is joined oil phase or oil phase is joined water, form the microemulsion of favorable dispersibility.
The preparation of wetting powder: by the prescription requirement, former medicine, various surfactant and solid diluent etc. are fully mixed, after ultrafine crusher is pulverized, promptly obtain the wetting powder product of predetermined content (for example 10%-40%).For preparation is suitable for spraying the wetting powder of usefulness, compound of the present invention can with pressed powder such as clay, inorganic silicate, carbonate and wetting agent, adhesive and/or the dispersant composition mixture of porphyrize.
The preparation of water-dispersible granules: former medicine and powdery solid thinner, wetting spreader-sticker and adhesive etc. are mixed pulverizing; after adding the water kneading again; add in the comminutor that the certain specification screen cloth is housed and carry out granulation, and then drying, screening (pressing the screen cloth scope).Also former medicine, dispersant, disintegrant and wetting agent and solid diluent can be added in the sand mill, be medium milling with water, makes suspending agent, carries out spray drying granulation then, and formulation content is 20%～40% granular product usually.
The preparation of suspending agent: active component content is 5%～35% in the common prescription.With water is medium, and former medicine, dispersant, suspending agent and antifreeze etc. are added in the sand mill, grinds, and makes suspending agent.
The preparation of liquor: active component content is 5%～25% in the common prescription.Add solvent, former medicine, emulsifier respectively, mix, use the hot bath heating for dissolving in case of necessity, can make liquor.
The present invention also comprises a kind of control method for weed: the Herbicidal combinations of the present invention of using herbicidally effective amount on the somatomedins of weeds or these weeds or place.
For some application, herbicidal composition of the present invention also can with other known active component for example: insecticide, bactericide, weed killer herbicide, plant growth regulator and fertilizer and/or soil structure conditioner mix and use, and can produce additional advantage and effect thus.When using the mixture of weed killer herbicide, employed relative quantity will depend on pending crop and the selectivity degree in the weed control of expection.
Herbicidal combinations of the present invention can be used in the disposable grass family of preventing and kill off legume Tanakas such as soybean, as barnyard grass grass, lady's-grass, green foxtail, paddy green bristlegrass, hispid arthraxon, eleusine indica etc. and broad leaved weed, as multiple weeds such as black nightshade, Amaranthus retroflexus, beggar-ticks, Japanese metaplexis herb humulus grass, knotweed, lamb's-quarters, dayflower, artemisiifolia, piemarker, Siberian cocklebur, field bindweeds.Herbicidal combinations of the present invention has synergistic effect preferably, and to crop safety.
Herbicidal combinations of the present invention has following four advantages: the one, and composition shows synergistic effect preferably in certain ratio range, improved the herbicidal effect of medicament.The 2nd, said composition can reduce the using dosage of medicament in application, thereby has reduced the influence degree to environment, and can reduce use cost.The 3rd, said composition all has preventive effect preferably to a large amount of main weeds that take place in field, belongs to the disposable herbicide composition, and to soybean safety, for the control of weeds in soybean field provides a kind of medicament of chemical control comprehensively and effectively.The 4th, there is not the problem of cross resistance in the mechanism of action difference of each single agent in the said composition, so the application of composition can delay generation and the development of drug resistance or pesticide resistance weeds, helps to prolong the service time of medicament.
Embodiment
Following instantiation describes the present invention in detail, but the present invention is limited to these examples absolutely not.3-methyl-2-[5-in the prescription (2-chloro-4-4-trifluoromethylphenopendant)-2-p-nitrobenzoic acid-base]-the 3-butenoic acid ethyl abbreviates SYP-249 as, and each component addition is weight percentage.
Formulation examples
Example 1 (25% missible oil)
SYP-249????????????????????????????????24％
Sethoxydim 1%
The newborn 0201B 7.5% of farming
The newborn OP-10 4.5% of farming
Dimethylbenzene complements to 100%
Example 2 (31% missible oil)
SYP-249????????????????????????????????30％
Clethodim 1%
Farming breast 2,201 6%
The newborn MOA-3 2% of farming
Dimethyl formamide 8%
Dimethylbenzene complements to 100%
Example 3 (21% missible oil)
SYP-249????????????????????????????????????18％
Clethodim 3%
The newborn OX-8686 4% of farming
The newborn OX-2681 6% of farming
Dimethyl formamide 10%
Dimethylbenzene complements to 100%
Example 4 (26% suspended emulsion)
SYP-249????????????????????????????????????24％
Clethodim 2%
The newborn T-20 0.5% of farming
The newborn 0201B 3.6% of farming
Sodium lignin sulfonate 0.8%
Water complements to 100%
Example 5 (6.5% aqueous emulsion)
SYP-249????????????????????????????????????6％
Sethoxydim 0.5%
Alkylaryl formaldehyde resin APEO 10.5%
Farming breast 507
#8.5%
Tetradecanol 0.6%
Dimethyl formamide 15%
Water complements to 100%
Example 6 (27% water-dispersible granules)
SYP-249????????????????????????????????????3％
Sethoxydim 24%
Sodium lignin sulfonate 2%
Condensation compound of methyl naphthalene sulfonic acid and formaldehyde 25%
Hexamethylene diamine 4.5%
Bentonite complements to 100%
Example 7 (10% missible oil)
SYP-249????????????????????????????2％
Clethodim 8%
Farming breast 2,201 9%
Farming breast 1,601 3.5%
Dimethylbenzene complements to 100%
Example 8 (14% missible oil)
SYP-249????????????????????????????12％
Sethoxydim 2%
Farming breast 2,201 8%
Farming breast 600 2.5%
The newborn NP-10 1.5% of farming
Dimethyl formamide 6%
Toluene complements to 100%
Example 9 (15% missible oil)
SYP-249????????????????????????????5％
Clethodim 10%
The newborn 0201B 5% of farming
The newborn 0203B 5% of farming
Dimethyl formamide 6%
Dimethylbenzene complements to 100%
Example 10 (20% missible oil)
SYP-249????????????????????????????16％
Sethoxydim 4%
Farming breast 507
#12%
The newborn OX-635 3% of farming
Dimethylbenzene complements to 100%
Example 11 (30.5% suspended emulsion)
SYP-249????????????????????????????30％
Sethoxydim 0.5%
Naphthalenesulfonic acid-formaldehyde condensate 1.8%
T-20???????????????????????????????0.5％
0201B??????????????????????????????2％
Bubble opposes a little
Water complements to 100%
Example 12 (10% wetting powder)
SYP-249????????????????????????????8％
Clethodim 2%
Lauryl sodium sulfate 1.5%
Cresol sulfonic acid formaldehyde condensation products sodium salt 8%
Precipitated calcium carbonate complements to 100%
Example 13 (11% missible oil)
SYP-249????????????????????????????10％
QuizalofopPtefuryl 1%
The newborn 0203B 4% of farming
The newborn 0201B 6% of farming
Dimethyl formamide 10%
Dimethylbenzene complements to 100%
Example 14 (30% missible oil)
SYP-249????????????????????????????25％
Haloxyfop-P-methyl 5%
Farming breast 2,201 6%
The newborn MOA-3 2% of farming
Ethylene glycol 3%
Dimethyl formamide 8%
Dimethylbenzene complements to 100%
Example 15 (12% aqueous emulsion)
SYP-249????????????????????????????10％
FenoxapropPethyl 2%
Farming breast 2,201 10.5%
Farming breast 507
#8.5%
Tetradecanol 0.6%
Dimethyl formamide 15%
Propane diols 5%
Water complements to 100%
Example 16 (20% water-dispersible granules)
SYP-249????????????????????????????4％
Efficient fluazifop 16%
Sodium lignin sulfonate 2%
Condensation compound of methyl naphthalene sulfonic acid and formaldehyde 25%
Hexamethylene diamine 4.5%
Bentonite complements to 100%
Example 17 (32% suspended emulsion)
SYP-249????????????????????????????20％
Cyhalofop-butyl 12%
The newborn 201B 9.5% of farming
The newborn OP-10 8.5% of farming
The newborn T-20 0.5% of farming
Ethylene glycol 4%
Sodium lignin sulfonate 2%
Water complements to 100%
Example 18 (10.5% microemulsion)
SYP-249????????????????????????????10％
FenoxapropPethyl 0.5%
Diphenyl phenolic group polyoxyethylene (n
18) ether
Formaldehyde condensation products 8%
Dimethyl formamide 10%
The newborn MOA-3 5% of farming
Farming breast 2,201 12%
Propane diols 5%
Water complements to 100%
Example 19 (22% suspended emulsion)
SYP-249????????????????????????????20％
Quizalotop-ethyl 2%
The newborn T-20 0.5% of farming
The newborn 500# 8% of farming
White carbon black 1.0%
Attapulgite 1.6%
Water complements to 100%
Example 20 (20.5% missible oil)
SYP-249????????????????????????????20％
FenoxapropPethyl 0.5%
The newborn OX-2681 7.5% of farming
The newborn OX-8686 4.5% of farming
Methyl alcohol 8%
Dimethylbenzene complements to 100%
Example 21 (10% microemulsion)
SYP-249????????????????????????????5％
Efficient fluazifop 5%
Cyclohexanone 15%
Dimethyl formamide 10%
Phenethyl phenolic group polyoxyethylene (n
18)
Polyoxypropylene (n
20) ether 3.8%
Dodecyl sodium sulfonate calcium 16.8%
Ethylene glycol 5%
Water complements to 100%
Example 22 (15% microemulsion)
SYP-249????????????????????????????10％
Efficient fluazifop 5%
Diphenyl phenolic group polyoxyethylene (n
18) ether
Formaldehyde condensation products 6%
Acetonitrile 10%
Ethyl acetate 8%
Farming breast 2,201 16.8%
Nongru-700
#5.2%
Ethylene glycol 5%
Water complements to 100%
Example 23 (11.5% microemulsion)
SYP-249????????????????????????????10％
Cyhalofop-butyl 1.5%
Diphenyl phenolic group polyoxyethylene (n
18) ether
Formaldehyde condensation products 10%
Acetonitrile 6%
Ethyl acetate 8%
Farming breast 2,201 8.5%
Nongru-700
#3.5%
Ethylene glycol 5%
Water complements to 100%
Example 24 (10.5% soluble liquid)
SYP-249????????????????????????????10％
Haloxyfop-P-methyl 0.5%
Farming breast 2,201 8.6%
The newborn NP-15 13.4% of farming
Methyl alcohol 5%
Dimethyl formamide 12%
The molten fiber 30% of methyl
Water complements to 100%
Example 25 (20.5% suspended emulsion)
SYP-249????????????????????????????20％
QuizalofopPtefuryl 0.5%
Naphthalenesulfonic acid-formaldehyde condensate 5%
White carbon black 0.3%
Xanthans 0.1%
Ethylene glycol 4%
Bubble opposes a little
Water complements to 100%
Example 26 (20.5% suspended emulsion)
SYP-249????????????????????????????20％
Haloxyfop-P-methyl 0.5%
Methyl naphthalene sulfonate formaldehyde condensate 2.5%
Sodium lignin sulfonate 3.5%
White carbon black 0.2%
Ethylene glycol 4%
Bubble opposes a little
Water complements to 100%
Example 27 (20.5% suspended emulsion)
SYP-249????????????????????????????20％
Quizalotop-ethyl 0.5%
Naphthalenesulfonic acid-formaldehyde condensate 5%
White carbon black 0.1%
Aluminium-magnesium silicate 0.1%
Ethylene glycol 4%
Bubble opposes a little
Water complements to 100%
Example 28 (21.5% aqueous emulsion)
SYP-249????????????????????????????20％
Cyhalofop-butyl 1.5%
Polyvinyl alcohol 0.9%
Alkylaryl formaldehyde resin APEO 12.5%
Farming breast 507
#10%
Dimethyl formamide 13%
Ethylene glycol 5%
Water complements to 100%
Example 29 (40.5% missible oil)
SYP-249????????????????????????????40％
QuizalofopPtefuryl 0.5%
Farming breast 2,201 9%
Farming breast 1,601 3.5%
Methyl alcohol 8%
Dimethylbenzene complements to 100%
Example 30 (40.5% missible oil)
SYP-249????????????????????????????40％
Quizalotop-ethyl 0.5%
Farming breast 2,201 8%
Farming breast 600 2.5%
The newborn NP-10 1.5% of farming
Methyl alcohol 5%
Dimethyl formamide 6%
Toluene complements to 100%
Example 31 (20% missible oil)
SYP-249????????????????????????????15％
Haloxyfop-P-methyl 5%
Farming breast 507
#12%
The newborn OX-635 3% of farming
Methyl alcohol 10%
Dimethylbenzene complements to 100%
Give birth to and survey embodiment
Processing method: in the greenhouse, adopt potted plant method to measure the preventive effect of the pesticidal preparations of each single agent and composition thereof to grass family and broad leaved weed.Test method: the greenhouse pot culture method is adopted in test, quantitative weeds and the soya seeds of sowing in Disposable paper cup, treat unearthed 1.5～2 leaf phases of back of weeds, 1 trifoliolate leaf of soybean carries out thinning during the phase, select and remain 5 strain growing ways more consistent weeds and soybean plant strain of each dixie cup cultivated, and regularly water the aqueous solution of composite fertilizer, treat that grassy weed grew to for 3～4 leaf phases, 2～4 leaf periods of broad leaved weed, 2 trifoliolate leaves of soybean carry out the cauline leaf spraying with crawler type crop sprayer during the phase to be handled, handle being placed on the greenhouse after back 6 hours and continue to cultivate observing, 15 days " Invest, Then Investigate "s are to the preventive effects (range estimation preventive effect percentage) of weeds and to the safety (range estimation suppresses percentage) of soybean.
The evaluation of composition effect: according to general S.R.Colby " to the calculating of herbicidal composition concerted reaction and antagonism reaction " (Weeds, 15,1967, P:20-22) method, use following formula and calculate synergy:
X is the activity of weeding (%) of substance A during with p gram/hectare consumption in the formula.
Y is the activity of weeding (%) of substance B during with q gram/hectare consumption.
E is the activity of weeding (%) that substance A+B expects during with p+q gram/hectare consumption.
If measured value, represents then that composition has synergistic effect greater than the value E that calculates gained as stated above.
The effect of give birth to surveying of each composition of the present invention sees Table 1 and table 2:
Table 1: composition is to the preventive effect of grass family and broad leaved weed
| Medicament | Dosage g (a.i.)/ha | Weeds preventive effect (%) | E (pressing the Colby method) | Soybean inhibiting rate (%) | ||
| The barnyard grass grass | Siberian cocklebur | The barnyard grass grass | Siberian cocklebur | |||
| ??SYP-249 | ????25 | ????10 | ????20 | ????— | ????— | ??0 |
| ????300 | ????40 | ????85 | ????— | ????— | ??0 | |
| ????600 | ????50 | ????98 | ????— | ????— | ??8 | |
| Sethoxydim | ????25 | ????20 | ????0 | ????— | ????— | ??0 |
| ????50 | ????60 | ????0 | ????— | ????— | ??0 | |
| ????100 | ????95 | ????0 | ????— | ????— | ??0 | |
| ????200 | ????100 | ????0 | ????— | ????— | ??0 | |
| Clethodim | ????10 | ????30 | ????0 | ????— | ????— | ??0 |
| ????50 | ????85 | ????0 | ????— | ????— | ??0 | |
| ????100 | ????98 | ????0 | ????— | ????— | ??0 | |
| Example 10 | ????125 | ????100 | ????50 | ????95.5 | ????20 | ??0 |
| Example 6 | ????225 | ????100 | ????50 | ????98.2 | ????20 | ??0 |
| Example 5 | ????325 | ????80 | ????95 | ????52 | ????85 | ??0 |
| Example 8 | ????350 | ????85 | ????95 | ????76 | ????85 | ??0 |
| Example 1 | ????625 | ????95 | ????100 | ????60 | ????98 | ??3 |
| Example 5 | ????650 | ????95 | ????100 | ????80 | ????98 | ??5 |
| Example 9 | ????75 | ????100 | ????40 | ????86.5 | ????20 | ??0 |
| Example 7 | ????125 | ????100 | ????45 | ????98.2 | ????20 | ??0 |
| Example 2 | ????310 | ????75 | ????95 | ????68.8 | ????85 | ??0 |
| Example 3 | ????350 | ????100 | ????95 | ????91.0 | ????85 | ??0 |
| Example 11 | ????610 | ????80 | ????100 | ????65.0 | ????98 | ??8 |
| Example 4 | ????650 | ????100 | ????100 | ????92.5 | ????98 | ??8 |
Table 2: composition is to the preventive effect of grass family and broad leaved weed
| Medicament | Dosage g ai/ha | Weeds preventive effect (%) | E (pressing the Colby method) | Soybean inhibiting rate (%) | ||
| Golden green foxtail | Piemarker | Golden green foxtail | Piemarker | |||
| SYP-249 | ???75 | ??0 | ????60 | ????— | ????— | ??0 |
| ???300 | ??10 | ????85 | ????— | ????— | ??0 | |
| ???600 | ??30 | ????98 | ????— | ????— | ??8 | |
| Quizalotop-ethyl | ???7.5 | ??85 | ????0 | ????— | ????— | ??0 |
| FenoxapropPethyl | ???15 | ??80 | ????0 | ????— | ????— | ??0 |
| Cyhalofop-butyl | ???45 | ??85 | ????0 | ????— | ????— | ??0 |
| Efficient fluazifop | ???300 | ??90 | ????0 | ????— | ????— | ??0 |
| Haloxyfop-P-methyl | ???15 | ??85 | ????0 | ????— | ????— | ??0 |
| QuizalofopPtefuryl | ???7.5 | ??85 | ????0 | ????— | ????— | ??0 |
| Example 19 | ???82.5 | ??90 | ????65 | ????85 | ????60 | ??0 |
| Example 27 | ???307.5 | ??90 | ????88 | ????86.5 | ????85 | ??0 |
| Example 30 | ???607.5 | ??95 | ????100 | ????89.5 | ????98 | ??7 |
| Example 15 | ???90 | ??85 | ????70 | ????80 | ????60 | ??0 |
| Example 18 | ???315 | ??85 | ????90 | ????82 | ????85 | ??0 |
| Example 20 | ???615 | ??90 | ????100 | ????93 | ????98 | ??5 |
| Example 17 | ???120 | ??90 | ????65 | ????85 | ????60 | ??0 |
| Example 23 | ???345 | ??90 | ????90 | ????86.5 | ????85 | ??0 |
| Example 28 | ???645 | ??95 | ????100 | ????89.5 | ????98 | ??8 |
| Example 16 | ???375 | ??95 | ????70 | ????90 | ????60 | ??0 |
| Example 21 | ???600 | ??95 | ????85 | ????91 | ????85 | ??5 |
| Example 22 | ???900 | ??98 | ????100 | ????93 | ????98 | ??10 |
| Example 14 | ???90 | ??90 | ????65 | ????85 | ????60 | ??0 |
| Example 24 | ???315 | ??90 | ????90 | ????86.5 | ????85 | ??0 |
| Example 26 | ???615 | ??95 | ????100 | ????89.5 | ????98 | ??5 |
| Example 13 | ???82.5 | ??90 | ????70 | ????85 | ????60 | ??0 |
| Example 25 | ???307.5 | ??90 | ????90 | ????86.5 | ????85 | ??0 |
| Example 29 | ???607.5 | ??95 | ????100 | ????89.5 | ????98 | ??5 |
Claims (7)
1, a kind of Herbicidal combinations, contain two kinds of active components of A, B, and acceptable surfactant and solid or liquid diluent on an amount of agricultural, it is characterized in that: active component A is selected from 3-methyl-2-[5-(2-chloro-4-4-trifluoromethylphenopendant)-2-p-nitrobenzoic acid-base]-the 3-butenoic acid ethyl, active component B is selected from following any one weed killer herbicide: sethoxydim, clethodim, Quizalotop-ethyl, haloxyfop-P-methyl, efficient fluazifop, fenoxapropPethyl, cyhalofop-butyl, quizalofopPtefuryl; The ratio of weight and number of A and two kinds of active components of B is 1: 80 to 80: 1.
2, Herbicidal combinations according to claim 1 is characterized in that: the ratio of weight and number of A and two kinds of active components of B is 1: 8 to 60: 1.
3, Herbicidal combinations according to claim 1 and 2 is characterized in that: the active component weight percentage in the composition is 1-90%.
4, Herbicidal combinations according to claim 1 is characterized in that: said composition can be made acceptable forms on any agricultural.
5, the described Herbicidal combinations of claim 4 is characterized in that: the formulation of described preparation is missible oil, suspended emulsion, aqueous emulsion, microemulsion, wetting powder, water dispersible granules.
6, a kind of control method for weed is characterized in that: the Herbicidal combinations as claimed in claim 1 of using herbicidally effective amount on the somatomedins of weeds or these weeds or place.
7, the described Herbicidal combinations of claim 1 purposes that is used to prevent and kill off soybean weeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03133720 CN1568694A (en) | 2003-07-15 | 2003-07-15 | Weed removal combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03133720 CN1568694A (en) | 2003-07-15 | 2003-07-15 | Weed removal combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1568694A true CN1568694A (en) | 2005-01-26 |
Family
ID=34470078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03133720 Pending CN1568694A (en) | 2003-07-15 | 2003-07-15 | Weed removal combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1568694A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101953344A (en) * | 2010-06-03 | 2011-01-26 | 深圳诺普信农化股份有限公司 | Weeding oil suspension agent |
| CN1810113B (en) * | 2005-05-18 | 2011-03-09 | 上海市农药研究所 | Haloxyfop-methyl micro emulsion and its preparation process and application |
| CN102027930A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Weeding composition containing fluazifop-p-butyl and quizalofop-p-tefuryl and application thereof |
| CN102027917A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Herbicidal composition containing haloxyfop-R-methyl and sethoxydim and application of herbicidal composition |
| CN102027927A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Herbicidal composition containing fluazifop-p-butyl and quizalofop-p-ethyl and application thereof |
| CN102027907A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Herbicidal composition containing fluazifop-p-butyl and clethodim and application thereof |
| CN101268777B (en) * | 2008-05-14 | 2011-11-30 | 青岛瀚生生物科技股份有限公司 | Quizalofop-p-ethyl water suspension agent and production thereof |
| CN102318602A (en) * | 2011-07-13 | 2012-01-18 | 南京扬子鸿利源化学品有限责任公司 | Emulsifying agent having stabilizing effect in clethodim emulsifiable concentrates and preparation method thereof |
| CN107787964A (en) * | 2017-04-25 | 2018-03-13 | 惠州市银农科技股份有限公司 | It is a kind of using cyhalofop-butyl as microemulsion of active ingredient and preparation method thereof |
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2003
- 2003-07-15 CN CN 03133720 patent/CN1568694A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1810113B (en) * | 2005-05-18 | 2011-03-09 | 上海市农药研究所 | Haloxyfop-methyl micro emulsion and its preparation process and application |
| CN101268777B (en) * | 2008-05-14 | 2011-11-30 | 青岛瀚生生物科技股份有限公司 | Quizalofop-p-ethyl water suspension agent and production thereof |
| CN102027930A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Weeding composition containing fluazifop-p-butyl and quizalofop-p-tefuryl and application thereof |
| CN102027917A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Herbicidal composition containing haloxyfop-R-methyl and sethoxydim and application of herbicidal composition |
| CN102027927A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Herbicidal composition containing fluazifop-p-butyl and quizalofop-p-ethyl and application thereof |
| CN102027907A (en) * | 2009-09-28 | 2011-04-27 | 南京华洲药业有限公司 | Herbicidal composition containing fluazifop-p-butyl and clethodim and application thereof |
| CN102027927B (en) * | 2009-09-28 | 2013-08-07 | 南京华洲药业有限公司 | Herbicidal composition containing fluazifop-p-butyl and quizalofop-p-ethyl and application thereof |
| CN102027907B (en) * | 2009-09-28 | 2013-08-07 | 南京华洲药业有限公司 | Herbicidal composition containing fluazifop-p-butyl and clethodim and application thereof |
| CN101953344A (en) * | 2010-06-03 | 2011-01-26 | 深圳诺普信农化股份有限公司 | Weeding oil suspension agent |
| CN102318602A (en) * | 2011-07-13 | 2012-01-18 | 南京扬子鸿利源化学品有限责任公司 | Emulsifying agent having stabilizing effect in clethodim emulsifiable concentrates and preparation method thereof |
| CN102318602B (en) * | 2011-07-13 | 2014-04-30 | 南京扬子鸿利源化学品有限责任公司 | Emulsifying agent having stabilizing effect in clethodim emulsifiable concentrates and preparation method thereof |
| CN107787964A (en) * | 2017-04-25 | 2018-03-13 | 惠州市银农科技股份有限公司 | It is a kind of using cyhalofop-butyl as microemulsion of active ingredient and preparation method thereof |
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