CN108338177A - A kind of Herbicidal combinations containing tralkoxydim and amidosulfuron - Google Patents

A kind of Herbicidal combinations containing tralkoxydim and amidosulfuron Download PDF

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Publication number
CN108338177A
CN108338177A CN201711430267.4A CN201711430267A CN108338177A CN 108338177 A CN108338177 A CN 108338177A CN 201711430267 A CN201711430267 A CN 201711430267A CN 108338177 A CN108338177 A CN 108338177A
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CN
China
Prior art keywords
herbicidal combinations
tralkoxydim
amidosulfuron
weeds
weed
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Pending
Application number
CN201711430267.4A
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Chinese (zh)
Inventor
周凤艳
张勇
任学祥
沈艳
高同春
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Institute of Plant Protection and Agricultural Products Quality Safety of AAAS
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Institute of Plant Protection and Agricultural Products Quality Safety of AAAS
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Priority to CN201711430267.4A priority Critical patent/CN108338177A/en
Publication of CN108338177A publication Critical patent/CN108338177A/en
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
    • A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N35/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical
    • A01N35/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen
    • A01N35/10—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical at least one of the bonds to hetero atoms is to nitrogen containing a carbon-to-nitrogen double bond

Abstract

The invention discloses a kind of Herbicidal combinations containing tralkoxydim and amidosulfuron are 15 45 it includes there is weight ratio:48 active component tralkoxydim and amidosulfuron.The Herbicidal combinations of the present invention combine the advantages of two kinds of single doses since tralkoxydim is different from amidosulfuron mechanisms, after compounding, have reached better herbicidal effect, and compared to single agent using with synergistic effect, reduction dosage reduces cost and safer；It expands to herbicide controlling spectrum, has preferable control effect to broad leaved weed and grassy weed；Tralkoxydim and common acetyl-CoA carboxylase class herbicide (such as fenoxaprops currently on the market) no interactions resistance, it can prevent and kill off and the grassy weeds such as resistance Wang grass, Alopecurus have been generated to this kind of medicine, the drug resistance because using single dose to generate can be slowed down.

Description

A kind of Herbicidal combinations containing tralkoxydim and amidosulfuron
Technical field
The present invention relates to a kind of for preventing and kill off the herbicide of wheat weeds in field, and in particular to one kind containing tralkoxydim with The Herbicidal combinations of amidosulfuron, belong to technical field of pesticide.
Background technology
In global agrochemical market, herbicide occupies 43% market share, and increases year by year.Wheat is the main of China The herbicide kind quantity of crops, whole nation registration also ranks among the best.But due to use for many years, some herbicides such as acetyl is auxiliary Enzyme A carboxylase inhibitor classes make wheat weeds produce different degrees of drug resistance, in order to prevent and kill off the weeds to develop immunity to drugs and Delay the generation of drug resistance, herbicide that frequent rotation is needed to use.And the herbicide controlling spectrum of different herbicides is variant, it should be according to weeds Type selection is suitable for herbicide.
Tralkoxydim category oxime herbicide, can effectively prevent and kill off wheat and the fields great Mai Wang grass, Alopecurus, amur foxtail, A variety of grassy weeds such as hard grass, annual bluegrass, caput grass, wild oat, Itanlian rye.The medicine is lived for acetyl-CoA carboxylase Property inhibitor, drug absorbed by weeds cauline leaf, can be conducted to separate living tissue, and the biosynthesis of aliphatic acid is inhibited, and destroys cell Division.Aggrieved weeds elder generation chlorosis, changes colour withered afterwards, after general dispenser 3~4 weeks completely it is withered.
Amidosulfuron belongs to sulfonylurea highy potent herbicide, is worked by inhibiting acetolactate synthestase, weeds root It is absorbed with leaf, is conducted in plant body, so that weeds is stopped growing then withered.Broad leaved weed, which is prevented and kill off, for wheat paddock such as broadcasts ma Wormwood artemisia, shepherd's purse, Lepidium apetalum, lamb's-quarters, clearvers, pale persicaria, Armstrong, field bindweed, lettuce are bought vegetables.It is invalid to grassy weed.
In actual use, tralkoxydim mainly prevents and kill off grassy weed, substantially invalid for broad leaved weed；Acyl Sulfometuron Methyl then mainly prevents broad leaved weed, and to field major part grassy weed without notable preventive effect.
Invention content
That the purpose of the present invention is to provide a kind of herbicidal spectrums is wide, preventive effect is good, inexpensive contains tralkoxydim and the phonetic sulphur of acyl Grand Herbicidal combinations, for preventing and kill off various weeds in wheat paddock, in preventing and kill off wheat paddock in broad leaved weed and grassy weed Application all have remarkable result.
The present invention a kind of Herbicidal combinations containing tralkoxydim and amidosulfuron, wherein include weight ratio be 15- 50:The active component tralkoxydim and amidosulfuron of 4-10；
As a preferred embodiment, the weight ratio of the active component tralkoxydim and amidosulfuron is 15-20:7-9, More preferable weight ratio is 14-16:8, most preferably 15:8.The preferred embodiment, it is amur foxtail, precocity to be particularly suited for management of weeds Standing grain and grasswort.
As another preferred embodiment, the weight ratio of the active component tralkoxydim and amidosulfuron is 40-50:8, More preferable weight ratio is 44-46:8, most preferably 45:8.The preferred embodiment is particularly suited for management of weeds Wei Wang grass, sees wheat Ma, clearvers and grasswort.
The common formulations of pesticide are made added with agriculturally acceptable carrier auxiliary agent in the Herbicidal combinations of the present invention.It helps Agent includes each analog assistants such as wetting agent, dispersant, thickener, antifreezing agent, solvent, curable type carrier, used wetting agent and point Powder is dispersing agent MF, sodium lignin sulfonate, calcium lignosulfonate, sodium butylnaphthalenesulfonate, fatty alcohol polyoxy One kind or more in vinethene, condensation compound of alkyl phenol and epoxy ethane, castor oil/rilanit special and ethylene oxide condensate etc. Kind, the thickener used is one or more of xanthans, organobentonite, Sodium Polyacrylate, melon bean gum；It is used Antifreezing agent be ethylene glycol, propylene glycol one or two；Used solvent is methyl oleate, soybean oil, solvent naphtha, castor oil One or more of；Used curable type carrier be one kind in white carbon, kaolin, attapulgite, silica etc. or It is a variety of.The formulations of pesticide are missible oil, wettable powder, water dispersible granules or suspending agent.
In the Herbicidal combinations, active component tralkoxydim and amidosulfuron account for Herbicidal combinations total weight 5~ 75%, preferably 20-50%.
The administration dosage of the application of Herbicidal combinations weeds in preventing and kill off wheat paddock, Herbicidal combinations is 10-300g/ Mu.
The application of Herbicidal combinations weeds in preventing and kill off wheat paddock, such as preventing the fields Mai He undergraduate course Za Cao Wang Grass, amur foxtail, annual bluegrass etc. and broad leaved weed clearvers, grasswort, Veronica, chickweed, common vetch etc., are particularly suitable for preventing and kill off Wang grass, amur foxtail, annual bluegrass, clearvers, grasswort.
Inventor has found that tralkoxydim and amidosulfuron are carried out rational mixture, single formulation can be overcome Defect, expansion weeds spectrum, a dispenser can prevent and kill off wheat paddock overwhelming majority weeds, reduce spraying times, reduce cost accounting, subtract Slow drug resistance, to wheat safety.
The Herbicidal combinations of the present invention combine two kinds since tralkoxydim is different from amidosulfuron mechanisms after compounding The advantages of single dose, has reached better herbicidal effect, compared to single agent using having synergistic effect, reduces dosage, reduces Cost and safer；Herbicide controlling spectrum is expanded, has preferable control effect to broad leaved weed and grassy weed.Pesticide city at present The scope of medication such as acetyl-CoA carboxylase (ACCase) class herbicide such as fenoxaprop are wide on field, and development of drug resistance is increasingly Seriously, and tralkoxydim function mechanism difference, can prevent to ACCase class herbicides generate resistance weeds.This hair In bright, due to the herbicides no interactions resistance such as tralkoxydim Yu fenoxaprops, it can prevent and kill off and resistance has been generated to this kind of medicine The grassy weeds such as Wang grass, Alopecurus, thus the drug resistance because using single dose to generate can be slowed down.
Investigation method uses absolute value investigation method, investigates the fresh weight per basin alms bowl remaining weeds.According to survey data, by following Formula calculates the fresh weight preventive effect of each processing, and unit is percentage (%), and result of calculation retains 2 significant digits.
In formula：E ' is fresh weight preventive effect；C is control weeds fresh weight；T is processing weeds fresh weight.
In formula：X0Indicate Weed-control effect when herbicide A dosages are P；Y0Indicate weeding Weed-control effect when agent B dosages are Q；E0Theoretical preventive effect when expression herbicide A dosages are P and when herbicide B dosages are Q；E tables Show when herbicide A dosages are P with herbicide B dosages be Q when practical preventive effect；E-E0>10% is synergistic effect, E-E0<- 10% For antagonism, E-E0Value is addition between ± 10%.
Experimental design be tralkoxydim administration dosage be respectively 0,5,15,45,135,405g.a.i./ha；The phonetic sulphur of acyl Grand administration dosage is respectively 0,1.5,3,6,12,24g.a.i./ha；Compounding comparison will be carried out between various dose, according to experiment As a result (being shown in Table 1, table 2a, table 2b, table 2c) carries out regression analysis using DPS statistical softwares, by Gowing methods to statistical analysis number According to being differentiated and (be shown in Table 3a, table 3b), dosage ratio (45-135)：(12-24) especially (45-135)：24 this ratio range are multiple The control effect for matching He undergraduate course Za Cao Wang grass, amur foxtail, annual bluegrass and broad leaved weed clearvers, grasswort is preferable, wherein 45： 24 compounding dosage is apparent to the synergistic effect of eliminating weed in wheat field amur foxtail, annual bluegrass and broad leaved weed grasswort, and 135： 24 compounding dosage control effect is best, to anti-except wheat field weed Wang grass, amur foxtail and broad leaved weed clearvers, grasswort Synergistic effect is most apparent.
The activity of weeding of 1 tralkoxydim of table, amidosulfuron eliminating weed in wheat field
Tralkoxydim, the amidosulfuron of table 2a different ratios compound the activity of weeding (%) to wheat weeds
Tralkoxydim, the amidosulfuron of table 2b different ratios compound the activity of weeding (%) to wheat weeds
Tralkoxydim, the amidosulfuron of table 2c different ratios compound the activity of weeding (%) to wheat weeds
The synergy evaluation result of tralkoxydim and the amidosulfuron compounding of table 3a different ratios
The synergy evaluation of tralkoxydim and the amidosulfuron compounding of table 3b different ratios
There are notable synergistic effects between two medicaments of the invention, can replace part high price pesticide species, and reduce medication Amount effectively reduces ecological disruption and environmental pollution, and can improve crop yield and quality；Tralkoxydim and acyl are phonetic in the present invention Sulphur is grand to belong to low toxicity, and to people and animals, beneficial organism, Environmental security；It can delay drug resistance of the weeds to single medicament.
Specific implementation mode
Following embodiments are further explanations for the content of present invention using as the explaination to the technology of the present invention content, but The present invention substantive content be not limited in described in following embodiments, those skilled in the art can with and should know appoint What simple change or replacement based on true spirit should all belong to protection domain of the presently claimed invention.
Embodiment 1
The preparation method of 5% tralkoxydim amidosulfuron missible oil：By weight percentage.
Preparation method：Medicament is proportionally added in container, it is equal that dimethylbenzene, cyclohexanone and the stirring of part ethyl alcohol is added It is even, it is proportionally added into emulsifier, surplus ethyl alcohol is added, is uniformly mixed, 5% tralkoxydim amidosulfuron missible oil is made, applies When with 200g/ mus of dosage, be used for eliminating weed in wheat field, to He undergraduate course Za Cao Wang grass, amur foxtail and broad leaved weed clearvers, The preventive effects such as grasswort are up to 85% or so.
Embodiment 2
The preparation method of 75% tralkoxydim amidosulfuron wettable powder：By weight percentage.
Preparation method：It is uniformly mixed mixing machine is added by formula rate after dosage component, carries out air-flow crushing, crushed Stirred after, you can wettable powder product, it is right for eliminating weed in wheat field when 20g/ mu of administration dosage The control effect of He undergraduate course Za Cao Wang grass, amur foxtail and broad leaved weed clearvers, grasswort is preferable, and preventive effect is up to 95% or so.
Embodiment 3
The preparation method of 20% tralkoxydim amidosulfuron oil-suspending agent：By weight percentage.
Preparation method：According to formula, the above component is weighed in proportion, ball mill ball milling is added after 30 minutes through sand mill It being fully ground, control solid component particle diameter is stirred evenly within 2 microns, after grinding to get oil-suspending agent product, When 50g/ mus of administration dosage, it is used for eliminating weed in wheat field, He undergraduate course Za Cao Wang grass, amur foxtail and broad leaved weed pig are brought disaster to Calamity, the preventive effect of grasswort are up to 87% or so.
Embodiment 4
The preparation method of 25% tralkoxydim amidosulfuron wettable powder：By mass percentage.
Preparation method：With embodiment 2.When 40g/ mus of administration dosage, it is used for eliminating weed in wheat field, to He undergraduate course Za Cao Wang Grass, amur foxtail and broad leaved weed clearvers, grasswort preventive effect up to 89% or so.
Embodiment 5
The preparation method of 18% tralkoxydim amidosulfuron oil-suspending agent：By mass percentage.
Preparation method：With embodiment 3, when 60g/ mus of administration dosage, it is used for eliminating weed in wheat field, to He undergraduate course Za Cao Wang Grass, amur foxtail and broad leaved weed clearvers, grasswort preventive effect up to 86% or so.
Embodiment 6
The preparation method of 30% tralkoxydim amidosulfuron oil-suspending agent：By mass percentage.
Preparation method：With implementing 3, when 40g/ mu of administration dosage, for eliminating weed in wheat field, to He undergraduate course Za Cao Wang Grass, amur foxtail and broad leaved weed clearvers, grasswort preventive effect up to 89% or so.
Embodiment 7
The preparation method of 30% tralkoxydim amidosulfuron wettable powder：By mass percentage.
Preparation method：With embodiment 2, when 35g/ mus of administration dosage, it is used for eliminating weed in wheat field, to He undergraduate course Za Cao Wang Grass, amur foxtail and broad leaved weed clearvers, grasswort preventive effect up to 91% or so.
Embodiment 8
The preparation method of 28% tralkoxydim amidosulfuron water dispersible granules：By mass percentage.
Preparation method：Mixing machine is added by formula rate and carries out air-flow crushing after mixing, is crushed through airslide disintegrating mill To 5 μm of grain size, female powder is obtained, is granulated, drying, is sieved after female powder and sodium lignin sulfonate are sufficiently mixed, it is water-dispersed to be made Property granula powder, when 40g/ mus of administration dosage, eliminating weed in wheat field is used for, to He undergraduate course Za Cao Wang grass, amur foxtail and broad-leaved Weed Galium tricorne, grasswort preventive effect up to 89% or so.

Claims (10)

1. a kind of Herbicidal combinations containing tralkoxydim and amidosulfuron, which is characterized in that include weight ratio be 15-50: The active component tralkoxydim and amidosulfuron of 4-10.
2. Herbicidal combinations as described in claim 1, which is characterized in that the active component tralkoxydim and amidosulfuron Weight ratio be 15-20:7-9.
3. Herbicidal combinations as claimed in claim 2, which is characterized in that being added in the Herbicidal combinations can agriculturally connect The common formulations of pesticide are made in the carrier auxiliary agent received.
4. Herbicidal combinations as claimed in claim 3, which is characterized in that the formulations of pesticide are missible oil, wettable powder, water Dispersible granule or suspending agent.
5. Herbicidal combinations as claimed in claim 4, which is characterized in that in the Herbicidal combinations, active component trimethylbenzene Humulone accounts for the 5~75% of Herbicidal combinations total weight with amidosulfuron.
6. the application of claim 2-5 any one of them Herbicidal combinations weeds in preventing and kill off wheat paddock, which is characterized in that institute It is amur foxtail, annual bluegrass and grasswort to state weeds.
7. Herbicidal combinations as described in claim 1, which is characterized in that the active component tralkoxydim and amidosulfuron Weight ratio be 40-50:8.
8. Herbicidal combinations as claimed in claim 7, which is characterized in that being added in the Herbicidal combinations can agriculturally connect The common formulations of pesticide are made in the carrier auxiliary agent received.
9. Herbicidal combinations as claimed in claim 8, which is characterized in that the formulations of pesticide are missible oil, wettable powder, water Dispersible granule or suspending agent.
10. the application of claim 7-9 any one of them Herbicidal combinations weeds in preventing and kill off wheat paddock, which is characterized in that The weeds Wei Wang grass, amur foxtail, clearvers and grasswort.
CN201711430267.4A 2017-12-26 2017-12-26 A kind of Herbicidal combinations containing tralkoxydim and amidosulfuron Pending CN108338177A (en)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1068472A (en) * 1991-07-12 1993-02-03 赫彻斯特股份公司 Synergistic herbicidal agents

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1068472A (en) * 1991-07-12 1993-02-03 赫彻斯特股份公司 Synergistic herbicidal agents
CN1231121A (en) * 1991-07-12 1999-10-13 赫彻斯特股份公司 Synergistic herbicide

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
林长福 等: "三甲苯草酮室内生测试验", 《农药》 *
高兴祥 等: "啶磺草胺等8种除草剂对小麦田8种禾本科杂草的生物活性", 《植物保护学报》 *

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