CN105284855A - Herbicide composition and application thereof - Google Patents
Herbicide composition and application thereof Download PDFInfo
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- CN105284855A CN105284855A CN201510916512.7A CN201510916512A CN105284855A CN 105284855 A CN105284855 A CN 105284855A CN 201510916512 A CN201510916512 A CN 201510916512A CN 105284855 A CN105284855 A CN 105284855A
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Abstract
The invention relates to a herbicide composition and application thereof. The herbicide composition is prepared from the following active components in parts by weight: 0.1 to 20 parts of topramezone, 10 to 80 parts of atrazine or terbuthylazine, and 0.3 to 20 parts of nicosulfuron or foramsulfuron. Compared with the prior art, the herbicide composition disclosed by the invention has an obvious synergistic interaction effect, so that the prevention and treatment effect of medicaments is enhanced; the medicine use amount is reduced by over 5 percent, the use cost is reduced, the environmental pollution is relieved, and social benefits are achieved; the prevention and treatment spectrum is expanded; the herbicide composition can enhance the prevention effect on broad weeds andnutgrass flatsedge in addition to well preventing and treating gramineous weeds in a corn field; resistance to single effective components is delayed, and the service life of an existing pesticide is prolonged; after a herbicide such as atrazine is used for a long time, weeds start to generate resistance to a working system of the herbicide; after three herbicides with different working modes are mixed, the problem can be effectively solved.
Description
[technical field]
The invention belongs to technical field of pesticide.More specifically, the present invention relates to a kind of herbicidal composition, also relate to the purposes of described herbicidal composition.
[background technology]
With farmland conservation tillage deeply, weeds species survey, Changing Pattern, working the mischief becomes urgent problem.Found by weeds generaI investigation, the weeds generation density of conservation tillage corn field comparatively conventional tillage increases 31.8% ~ 42.6%, and weeds Frequency increases by 13.3% ~ 31.6%.Corn field main weeds is barnyard grass, green foxtail, Tong fiber crops, lady's-grass, acalypha copperleaf, kitchen garden, field bindweed, the rhizome of nutgrass flatsedge, wild melon seedling etc.These weeds and corn are striven water and are striven fertilizer and win honour for, and have a strong impact on the growth of corn.Usual prevention and controls is in the corn 3-5 leaf phase, selects nicosulfuron and atrazine class, or nitric acid humulone and atrazine class weed killer herbicide, and every mu is watered even spraying and removes weeds.Use paraquat to be watered orientation in the corn 8-10 leaf phase to be sprayed on weeds.But because service time is long, make its weedy pesticide resistance, reduce herbicidal effect, also can produce some harmful effects to crop, even cause crop failure.
For some technological deficiencies that prior art exists, the present inventor, on the basis of summing up prior art, by great many of experiments and analysis and research work, completes the present invention finally.
[summary of the invention]
[technical problem that will solve]
The object of this invention is to provide a kind of herbicidal composition.
Another object of the present invention is to provide the purposes of described herbicidal composition.
[technical scheme]
The present invention is achieved through the following technical solutions.
The present invention relates to a kind of herbicidal composition.
This herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 0.1 ~ 20 part;
Atrazine or Garagard 10 ~ 80 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 0.3 ~ 20 part.
A preferred embodiment of the invention, this herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 1 ~ 15 part;
Atrazine or Garagard 15 ~ 60 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 1 ~ 15 part.
According to another kind of preferred embodiment of the present invention, this herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 2 ~ 7 parts;
Atrazine or Garagard 20 ~ 30 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 2 ~ 6 parts.
The present invention relates to a kind of herbicidal formulations.
This herbicidal formulations contains herbicidal composition by weight described in 10.4 ~ 90.0% and surplus is acceptable auxiliary agent on agricultural chemicals.
A preferred embodiment of the invention, this herbicidal formulations contains herbicidal composition by weight described in 20 ~ 70% and surplus is acceptable auxiliary agent on agricultural chemicals.
According to another kind of preferred embodiment of the present invention, this herbicidal formulations contains herbicidal composition by weight described in 30 ~ 60% and surplus is acceptable auxiliary agent on agricultural chemicals.
According to another kind of preferred embodiment of the present invention, on agricultural chemicals, acceptable auxiliary agent is that one or more are selected from the auxiliary agent of wetting agent, dispersant, thickener, antifreezing agent, disintegrant, binding agent, defoamer or filler.
According to another kind of preferred embodiment of the present invention, this herbicidal formulations is mixed with aqueous suspension agent, oil-suspending agent, wetting powder or water dispersible granules.
The present invention relates to the purposes of described herbicidal formulations in control of maize field weed.
A preferred embodiment of the invention, described corn field weed is the weeds such as lady's-grass, green foxtail, lamb's-quarters, piemarker, knotweed, barnyard grass, acalypha copperleaf or black nightshade.
In more detail the present invention will be described below.
The present invention relates to a kind of herbicidal composition.
This herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 0.1 ~ 20 part;
Atrazine or Garagard 10 ~ 80 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 0.3 ~ 20 part.
Benzene azoles humulone belongs to cauline leaf process weed killer herbicide after three ketones seedling, it is absorbed by plant roots, seedling and leaf, in plant Xiang Ding, be transmitted to meristematic tissue to base, suppress 4-HPPD (4-hydroxyphenyl pyravate dual oxide enzyme), make carotenoid and chlorophyllous biosynthesis is suppressed and dysfunction, cause responsive germination weeds in bleaching symptom in 2-5 days, in 14 days, plant is dead.Benzene azoles humulone has high activity, and usage amount is low, again because benzene azoles humulone is herbicide after seedling, therefore also has the advantage of use age length.Benzene azoles humulone has the advantage of broad weed-killing spectrum, for preventing and kill off corn field annual weed, effective, but the cost be used alone is high, is therefore unfavorable for that spread uses.
Garagard and atrazine are triazine herbicides.Herbicide spectrum is comparatively wide, can prevent and treat multiple annual gramineae and broad leaved weed.To the preventive effect of broadleaved herb apparently higher than grassy weed.
Nicosulfuron is a kind of high efficiency corn weed killer herbicide, effectively can prevent and kill off multiple annual gramineous weed, broad leaved weed and sedge weed in corn field to use after low dosage bud.
Formamido group Sulfometuron Methyl is a kind of sulfonylurea weed killer herbicide, can combine be applied to corn field safely with Shuan Ben oxazole acid (safener).Many important grassy weed and the broad leaved weed in Major Maize producing region can be prevented and treated, to rear stubble rotation crop and environment all very safe.
These weed killer herbicides have respective distinctive herbicidal spectrum and characteristics, after composite with benzene azoles humulone, can reach good control efficiency at different aspect.
According to the present invention, when the content of other component is in described scope, if the amount of benzene azoles humulone is less than 0.1 weight portion, then can not play good herbicidal effect; If the amount of benzene azoles humulone higher than 20 weight portions, is then unfavorable for the preparation of ternary built preparation, also likely causes residual, can impact second stubble crop; Therefore, the amount of benzene azoles humulone is 0.1 ~ 20 weight portion is rational.Preferably, the amount of benzene azoles humulone is 1 ~ 15 weight portion, more preferably 2 ~ 7 weight portions.
According to the present invention, when the content of other component is in described scope, if the amount of atrazine or Garagard is less than 10 weight portions, then composite effect can be affected, weeding preventive effect can not be effectively increased; If the amount of atrazine or Garagard is higher than 80 weight portions, be then unfavorable for the preparation of ternary built preparation, also likely cause residual, can impact second stubble crop; Therefore, the amount of atrazine or Garagard is 10 ~ 80 weight portions is appropriate.The amount of atrazine or Garagard is preferably 15 ~ 60 weight portions, more preferably 20 ~ 30 weight portions.
According to the present invention, when the content of other component is in described scope, if the amount of nicosulfuron or formamido group Sulfometuron Methyl is less than 0.3 weight portion, then composite effect can be affected, weeding preventive effect can not be effectively increased; If the amount of nicosulfuron or formamido group Sulfometuron Methyl is higher than 20 weight portions, be then unfavorable for the preparation of ternary built preparation, poisoning may be produced in addition or cause residual, second stubble crop is impacted; Therefore, the amount of nicosulfuron or formamido group Sulfometuron Methyl is 0.3 ~ 20 weight portion is appropriate.The amount of nicosulfuron or formamido group Sulfometuron Methyl is preferably 1 ~ 15 weight portion, more preferably 2 ~ 6 weight portions.
Preferably, this herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 1 ~ 15 part;
Atrazine or Garagard 15 ~ 60 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 1 ~ 15 part.
More preferably, this herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 2 ~ 7 parts;
Atrazine or Garagard 20 ~ 30 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 2 ~ 6 parts.
The present invention relates to a kind of herbicidal formulations containing herbicidal composition of the present invention.
This herbicidal formulations contains herbicidal composition by weight described in 10.4 ~ 90.0% and surplus is acceptable auxiliary agent on agricultural chemicals.
According to the present invention, if the herbicidal composition content of this herbicidal formulations lower than 10.4% time, then can affect Complex synergism, good herbicidal effect can not be played; If the herbicidal composition content of this herbicidal formulations higher than 90.0% time, be then unfavorable for the processing of preparation, also have and may produce poisoning or second stubble crop is impacted; Therefore, the herbicidal composition content 10.4 ~ 90.0% of this herbicidal formulations is rational.
According to the present invention, on agricultural chemicals, acceptable auxiliary agent should be appreciated that it is other material that a kind of former medicine can be processed into different dosage form, products of different specifications, generation different-effect.
According to the present invention, on agricultural chemicals, acceptable auxiliary agent is that one or more are selected from the auxiliary agent of emulsifier, wetting agent, dispersant, thickener, antifreezing agent, disintegrant, binding agent, defoamer or filler.These auxiliary agents are conducive to stable effective ingredients, and give full play to its drug effect.
The solvent that the present invention uses is that one or more are selected from the solvent of dimethylbenzene, toluene, solvent naphtha (S-150, S-180, S-200), toluene, methyl alcohol, dimethyl formamide, 1-METHYLPYRROLIDONE, cyclohexanone, acetone, dimethyl sulfoxide (DMSO), vegetable oil (as soybean oil, rapeseed oil, cottonseed oil, Semen Ricini oil, turpentine oil, sunflower wet goods), mineral oil (Essobayol, the Kawasol, methyl naphthalene higher aliphatic hydrocarbon ils etc. of paraffin series oil) and mixed solvent thereof.These wetting agents are all product solds in the market, the methyl naphthalene higher aliphatic hydrocarbon ils such as sold by Nanjing Teva-Chem. Co., Ltd..
The emulsifier that the present invention uses is that one or more are selected from calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 # (common name: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201#, this dish-60# (common name: Span60), Tween-60 # (common name: polyoxyethylene sorbitan stearate), TX-10 (common name: octyl phenol polyoxyethylene (10) ether), agriculture breast 1601# (common name: triphenoethyl benzene phenol polyoxyethylene polyoxypropylene block polymer), agriculture breast 600#, agriculture breast 400#, triphenyl phosphite, triphenyl phosphate, the emulsifier of epoxychloropropane or aceticanhydride,
The wetting agent that the present invention uses is that one or more are selected from the wetting agent of alkyl sulfate, alkylsulfonate, naphthalene sulfonate, sodium lignin sulfonate, fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, short chain EO/PO block polyether, polyoxyethylene nonylphenol ether, nonionic ethoxylates, lauryl sodium sulfate, dodecyl sodium sulfate, TERSPERSE2700 or TERSPERSE1004; These wetting agents are all product solds in the market, TERSPERSE2700, TERSPERSE1004 of such as being sold by Nanjing Teva-Chem. Co., Ltd..
The dispersant that the present invention uses is that one or more are selected from the dispersant of alkylnaphthalene sulfonate formaldehyde condensation products, sodium lignin sulfonate, calcium lignosulfonate, lauryl alcohol polyethylene glycol oxide base ether sodium sulfate, alkyl naphthalene formaldehyde condensate sulfonates, neopelex, lauryl sodium sulfate, potassium oleate, enuatrol, alkyl polyoxyethylene ether sulfonate or alkylphenol-polyethenoxy base ether formaldehyde condensation products; These dispersants are all product solds in the market, the lauryl alcohol polyethylene glycol oxide base ether sodium sulfate such as sold by Hubei Ju Sheng Science and Technology Ltd., the alkylnaphthalene sulfonate formaldehyde condensation products sold by Zhengzhou Zhong Run chemical products Co., Ltd or alkylphenol-polyethenoxy base ether formaldehyde condensation products.
The thickener that the present invention uses is that one or more are selected from the thickener of xanthans, CMC, hydroxyethylcellulose, methylcellulose, aluminium-magnesium silicate or polyvinyl alcohol; These thickeners are all product solds in the market, CMC, the aluminium-magnesium silicate such as sold by auxiliary chemicals Co., Ltd of Shijiazhuang City Jinpeng.
The antifreezing agent that the present invention uses is that one or more are selected from the antifreezing agent of ethylene glycol, propane diols, glycerine, urea; These antifreezing agents are all product solds in the market, the ethylene glycol such as sold by auxiliary chemicals Co., Ltd of Shijiazhuang City Jinpeng.
The disintegrant that the present invention uses is selected from ammonium sulfate, bentonite, urea, aluminium chloride or glucose; These disintegrants are all product solds in the market, the bentonite such as sold by Nanjing Teva-Chem. Co., Ltd..
The binding agent that the present invention uses is selected from soluble starch, natural gum, xanthans, carboxymethyl cellulose, dextrin or polyvinyl alcohol; These binding agents are all product solds in the market, the xanthans such as sold by Nanjing Teva-Chem. Co., Ltd., carboxymethyl cellulose.
The defoamer that the present invention uses is that one or more are selected from the defoamer of silicone oil, silicone compound, C10-20 saturated fat acid compounds, C8-10 aliphatic alcohols compound; These defoamers are all product solds in the market, the silicone compound such as sold by Nanjing Teva-Chem. Co., Ltd., the C10-20 saturated fat acid compounds sold by Gutian, Nanjing Chemical Co., Ltd..
The filler (carrier) that the present invention uses is that one or more are selected from the filler of kaolin, diatomite, bentonite, attapulgite, white carbon, starch, precipitated calcium carbonate, methylated vegetable oil, vegetable oil, paraffin oil, turpentine oil.These fillers are all product solds in the market, the methylated vegetable oil such as sold by Gutian, Nanjing Chemical Co., Ltd..
Preferably, this herbicidal formulations contains herbicidal composition by weight described in 20 ~ 70% and surplus is acceptable auxiliary agent on agricultural chemicals.
More preferably, this herbicidal formulations contains herbicidal composition by weight described in 30 ~ 60% and surplus is acceptable auxiliary agent on agricultural chemicals.
The assistant agent that the present invention uses is normally used material in pesticidal preparations preparation, and there is no particular limitation.Concrete auxiliary agent and consumption thereof can according to actual needs well known to a person skilled in the art that routine test is determined, this does not exist hell and high water for those skilled in the art.
According to the present invention, be used in acceptable auxiliary agent on agricultural chemicals and Herbicidal combinations of the present invention can be mixed with aqueous suspension agent, oil-suspending agent, wetting powder or water dispersible granules, i.e. herbicidal formulations of the present invention.
Such as the aqueous suspension agent of herbicidal formulations of the present invention, Conventional suspending agents preparation method can be adopted to be prepared by following auxiliary agent:
Dispersant is lauryl sodium sulfate;
Wetting agent is sodium lignin sulfonate;
Thickener is xanthans;
Defoamer is C10-20 saturated fat acid compounds;
Antifreezing agent is ethylene glycol.
For oil-suspending agent, such as, Conventional suspending agents preparation method can be adopted to be prepared by following auxiliary agent:
Solvent is methyl naphthalene higher aliphatic hydrocarbon ils;
Emulsifier is agriculture breast 600#;
Dispersant is lauryl alcohol polyethylene glycol oxide base ether sodium sulfate;
Wetting agent is polyoxyethylene nonylphenol ether;
Thickener is aluminium-magnesium silicate;
Defoamer is silicone compound;
Antifreezing agent is propane diols.
For wetting powder, such as, conventional wetting powder preparation method can be adopted to be prepared by following auxiliary agent:
Dispersant is sodium lignin sulfonate;
Wetting agent is alkylphenol polyoxyethylene;
Carrier is kaolin.
For water dispersible granules, such as, common aqueous shot agent preparation method can be adopted to be prepared by following auxiliary agent:
Dispersant is lauryl sodium sulfate;
Wetting agent is alkylsulfonate;
Disintegrant is bentonite;
Carrier is diatomite.
The present invention relates to the purposes of described herbicidal formulations in control of maize field weed.
According to the present invention, described corn field weed is the weeds such as lady's-grass, green foxtail, lamb's-quarters, piemarker, knotweed, barnyard grass, acalypha copperleaf or black nightshade.
Conventional agricultural chemicals application process can be adopted, such as water, spray, spray, dusting, the method such as to broadcast sowing, herbicidal formulations of the present invention is administered to and needs, on removing lady's-grass, green foxtail, lamb's-quarters, piemarker, knotweed, barnyard grass, acalypha copperleaf or black nightshade weeds, just in 15 days, its weeds to be killed.
[beneficial effect]
The invention has the beneficial effects as follows: compared with prior art, herbicidal formulations of the present invention has obvious synergistic function, improves the control efficiency of medicine; Reduce dosage more than 5%, reduce use cost, alleviate environmental pollution, there is social benefit; Expanding prevention is composed, and outside the grassy weed in the good control of maize field of decapacitation, can also improve the preventive effect to broadleaved herb and nutgrass flatsedge; Delay single active ingredient resistance, extend the service life of existing medicament, the weed killer herbicides such as such as atrazine because of service time long, weeds start to produce resistance to its mechanism of action, after the mixture of herbicides of three kinds of different modes of action, can effectively address this problem.
[embodiment]
The present invention can be understood better by following embodiment.
Embodiment 1: prepare herbicidal formulations aqueous suspension agent of the present invention
The implementation step of this embodiment is as follows:
Raw material is as follows: with parts by weight
Preparation process is as follows: first lauryl sodium sulfate, sodium lignin sulfonate, xanthans, ethylene glycol, C10-20 saturated fat acid compounds and water are mixed through high speed shear, add benzene azoles humulone, atrazine and nicosulfuron again, deliver in sand mill and grind 2.5 hours, make particle diameter all below 5 μm, make herbicidal formulations aqueous suspension agent of the present invention.
Embodiment 2: prepare herbicidal formulations aqueous suspension agent of the present invention
The implementation step of this embodiment is as follows:
Raw material is as follows: with parts by weight
Preparation process is as follows: first lauryl sodium sulfate, sodium lignin sulfonate, xanthans, ethylene glycol, C10-20 saturated fat acid compounds and water are mixed through high speed shear, add benzene azoles humulone, atrazine and nicosulfuron again, deliver to again in sand mill and grind 2.5 hours, make particle diameter all below 5 μm, make herbicidal formulations aqueous suspension agent of the present invention.
Embodiment 3: prepare herbicidal formulations oil-suspending agent of the present invention
The implementation step of this embodiment is as follows:
Raw material is as follows: with parts by weight
Preparation process is as follows: first agriculture breast 600#, lauryl alcohol polyethylene glycol oxide base ether sodium sulfate, polyoxyethylene nonylphenol ether, aluminium-magnesium silicate, propane diols, silicone compound and methyl naphthalene higher aliphatic hydrocarbon ils are mixed through high speed shear, add benzene azoles humulone, Garagard and nicosulfuron again, deliver to again in sand mill and grind 3 hours, make particle diameter all below 5 μm, make herbicidal formulations oil-suspending agent of the present invention.
Embodiment 4: prepare herbicidal formulations oil-suspending agent of the present invention
The implementation step of this embodiment is as follows:
Raw material is as follows: with parts by weight
Preparation process is as follows: first agriculture breast 600#, lauryl alcohol polyethylene glycol oxide base ether sodium sulfate, polyoxyethylene nonylphenol ether, aluminium-magnesium silicate, propane diols, silicone compound and methyl naphthalene higher aliphatic hydrocarbon ils are mixed through high speed shear, add benzene azoles humulone, Garagard and nicosulfuron again, deliver to again in sand mill and grind 2.5 hours, make particle diameter all below 5 μm, make herbicidal formulations oil-suspending agent of the present invention.
Embodiment 5: prepare herbicidal formulations water dispersible granules of the present invention
The implementation step of this embodiment is as follows:
Raw material is as follows: with parts by weight
Preparation process is as follows: benzene azoles humulone, Garagard, formamido group Sulfometuron Methyl, lauryl sodium sulfate, alkylsulfonate, bentonite, xanthans and diatomite are mixed at stirred tank; then pulverize through micro jet; add water; be sent in the normally used Squeezinggranulator in this area again and carry out granulation, then, screening dry by drying equipment obtains herbicidal formulations water dispersible granules of the present invention.
Embodiment 6: prepare herbicidal formulations wetting powder of the present invention
The implementation step of this embodiment is as follows:
Raw material is as follows: with parts by weight
Preparation process is as follows: benzene azoles humulone, atrazine, formamido group Sulfometuron Methyl, sodium lignin sulfonate, sodium lignin sulfonate, alkylphenol polyoxyethylene and kaolin are mixed at stirred tank, then pulverize through micro jet, namely make herbicidal formulations wetting powder of the present invention.
Test examples:
Test example 1: Toxicity Determination
Test period: in May, 2015
Test site: Hebei Bojia Agriculture Co., Ltd. laboratory
Test material: corn, lady's-grass, acalypha copperleaf
Test method: according to the process of required dosages distribution preparation variable concentrations, blank is set, with spray tower, the maize seedling cultivated and weeds is sprayed.Routine observation, measures the weeds survival rate (E) of each weed killer herbicide single dose or built agent.
Golby method (Chinese agriculture professional standard NY/T1155.7-2006) is adopted to calculate the theoretical survival rate (E of each treatment combination
0=A*B*C* ... N/100
(N-1)), in formula, A is a kind of weeds survival rate of weed killer herbicide single dose; B is the weeds survival rate of the second weed killer herbicide single dose; C is the weeds survival rate of the third weed killer herbicide single dose.
Then by theoretical survival rate (E
0) compared with actual measurement survival rate (E), evaluate composite to weeds synergy type, work as E-E
0value <-10% is synergistic effect, E-E
0value >-10% is antagonism, E-E
0value is addition between-10% and 10%.
Single dose of the present invention and the result of the test of built agent to weeds action effect are listed in the table below in 1.
Table 1: single dose and built agent are to the result of the test of weeds action effect
As can be seen from data in table 1, benzene azoles humulone E-E0 value after ternary built is all less than-10%, and Herbicidal combinations of the present invention has obvious synergistic effect to control lady's-grass, acalypha copperleaf as can be seen here.Be-11.37% to the E-E0 value of lady's-grass after benzene azoles humulone, Garagard, nicosulfuron ternary built, be less than-10%, after visible ternary built to the preventive effect of lady's-grass relative to single dose, have obvious synergistic effect; Observe other data in table, benzene azoles humulone and the composite rear E-E0 value to weeds of other compositions are all less than-10%, and Herbicidal combinations of the present invention all has obvious synergistic effect to control lady's-grass, acalypha copperleaf as can be seen here.
Test example 2: field trial
Test period: in May, 2015
Test site: the expensive experimental field of From Shijiazhuang City of Hebei Province siron
Test medicine: the ternary built weed killer herbicide of benzene azoles humulone single dose, benzene azoles humulone different ratio
Test method: choose community of the same size, as experimental field, sprays different disposal liquid to experimental plot corn, arranges blank.The total strain number of weeds is often planted in regular calculating, at each community Stochastic choice 0.25-1m
2square sampling 3-4 is investigated.
Preventive effect (%) computing formula:
E＝(CK
1-Pt
1)/CK
1*100％
Wherein E represents preventive effect; CK
1weeds strain number after expression blank district dispenser; Pt
1weeds strain number after expression chemicals treatment district dispenser.
Table 2 single dose and built agent are to the result of the test of weeds action effect
Can find out that benzene azoles humulone is from after different mixture of herbicides, to the preventive effect of different weeds, all has obvious synergistic effect by the data of table 2.The preventive effect of 30% benzene azoles humulone Garagard nicosulfuron SC (1:10:1) to lady's-grass and green foxtail is 88.05% and 89.93%, apparently higher than the preventive effect 59.63% and 63.29% of 30% benzene azoles humulone SC single dose to lady's-grass and green foxtail; 30% benzene azoles humulone atrazine formamido group Sulfometuron Methyl SC (1:15:5) to the preventive effect of acalypha copperleaf especially up to 96.75%.
Claims (10)
1. a herbicidal composition, is characterized in that this herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 0.1 ~ 20 part;
Atrazine or Garagard 10 ~ 80 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 0.3 ~ 20 part.
2. herbicidal composition according to claim 1, is characterized in that this herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 1 ~ 15 part;
Atrazine or Garagard 15 ~ 60 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 1 ~ 15 part.
3. herbicidal composition according to claim 1, is characterized in that this herbicidal composition is containing, for example lower active component: with parts by weight
Benzene azoles humulone 2 ~ 7 parts;
Atrazine or Garagard 20 ~ 30 parts;
Nicosulfuron or formamido group Sulfometuron Methyl 2 ~ 6 parts.
4. a herbicidal formulations, is characterized in that it contains herbicidal composition in 10.4 ~ 90.0% claim 1-3 by weight described in arbitrary claim and surplus is acceptable auxiliary agent on agricultural chemicals.
5. herbicidal formulations according to claim 4, is characterized in that it contains herbicidal composition in 20 ~ 70% claim 1-3 by weight described in arbitrary claim and surplus is acceptable auxiliary agent on agricultural chemicals.
6. herbicidal formulations according to claim 4, is characterized in that it contains herbicidal composition in 30 ~ 60% claim 1-3 by weight described in arbitrary claim and surplus is acceptable auxiliary agent on agricultural chemicals.
7. the herbicidal formulations any one of claim 4-6 described in claim, is characterized in that acceptable auxiliary agent is that one or more are selected from the auxiliary agent of wetting agent, dispersant, thickener, antifreezing agent, disintegrant, binding agent, defoamer or filler on agricultural chemicals.
8. the herbicidal formulations any one of claim 4-7 described in claim, is characterized in that this herbicidal formulations is mixed with aqueous suspension agent, oil-suspending agent, wetting powder or water dispersible granules.
9. the purposes of the herbicidal formulations any one of claim 4-8 described in claim in control of maize field weed.
10. purposes according to claim 9, is characterized in that described corn field weed is lady's-grass, green foxtail, lamb's-quarters, piemarker, knotweed, barnyard grass, acalypha copperleaf or black nightshade.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111226943A (en) * | 2020-03-17 | 2020-06-05 | 安徽美程化工有限公司 | Weeding composition containing quinclorac, topramezone and terbuthylazine |
| CN112335658A (en) * | 2020-10-28 | 2021-02-09 | 江苏明德立达作物科技有限公司 | Herbicide composition and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102334484A (en) * | 2011-11-07 | 2012-02-01 | 河北博嘉农业有限公司 | Herbicide composite |
| CN104686557A (en) * | 2015-03-26 | 2015-06-10 | 河北博嘉农业有限公司 | Synergic weeding composition containing foramsulfuron |
| CN104872162A (en) * | 2015-05-15 | 2015-09-02 | 陕西上格之路生物科学有限公司 | Topramezone-containing corn field weed control composition |
-
2015
- 2015-12-11 CN CN201510916512.7A patent/CN105284855A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102334484A (en) * | 2011-11-07 | 2012-02-01 | 河北博嘉农业有限公司 | Herbicide composite |
| CN104686557A (en) * | 2015-03-26 | 2015-06-10 | 河北博嘉农业有限公司 | Synergic weeding composition containing foramsulfuron |
| CN104872162A (en) * | 2015-05-15 | 2015-09-02 | 陕西上格之路生物科学有限公司 | Topramezone-containing corn field weed control composition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111226943A (en) * | 2020-03-17 | 2020-06-05 | 安徽美程化工有限公司 | Weeding composition containing quinclorac, topramezone and terbuthylazine |
| CN112335658A (en) * | 2020-10-28 | 2021-02-09 | 江苏明德立达作物科技有限公司 | Herbicide composition and application thereof |
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