CN108719314A - A kind of Herbicidal combinations - Google Patents

A kind of Herbicidal combinations Download PDF

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Publication number
CN108719314A
CN108719314A CN201710263328.6A CN201710263328A CN108719314A CN 108719314 A CN108719314 A CN 108719314A CN 201710263328 A CN201710263328 A CN 201710263328A CN 108719314 A CN108719314 A CN 108719314A
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CN
China
Prior art keywords
pinoxaden
flucarbazone
mesosulfuron
weeds
wheat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710263328.6A
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Chinese (zh)
Inventor
杨会营
刘晓娇
张连举
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Yanhua Yongle (leting) Biological Technology Co Ltd
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Yanhua Yongle (leting) Biological Technology Co Ltd
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Publication date
Application filed by Yanhua Yongle (leting) Biological Technology Co Ltd filed Critical Yanhua Yongle (leting) Biological Technology Co Ltd
Priority to CN201710263328.6A priority Critical patent/CN108719314A/en
Publication of CN108719314A publication Critical patent/CN108719314A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N47/00Biocides, 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
    • A01N47/08Biocides, 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
    • A01N47/28Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
    • A01N47/38Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N47/00Biocides, 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
    • A01N47/08Biocides, 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
    • A01N47/28Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
    • A01N47/36Ureas 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

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  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention belongs to technical field of pesticide, are related to a kind of Herbicidal combinations, it is characterised in that contain three kinds of pinoxaden, mesosulfuron, flucarbazone active constituents, this Herbicidal combinations herbicidal spectrum is wide, herbicidal effect is notable, extends lasting period, environmentally safe close friend.

Description

A kind of Herbicidal combinations
Technical field
The invention belongs to technical field of pesticide, specifically containing pinoxaden, mesosulfuron, flucarbazone three First Herbicidal combinations.
Background technology
Wheat is grass, is to be distributed most wide cereal crops in the world, sown area is the hat of cereal crops.China is small Wheat seeds plant with a long history, the provinces such as distributional region covering Henan, Shandong, Jiangsu, Hebei, Hubei, Anhui.Weeds are to endanger wheat life One of long main harm, in order to make improving yield of wheat, it is necessary to prevent weeds of wheat.In recent years, reasonable selection wheat Field herbicidal closely become ensure wheat safety in production important technical links, but due to drug of choice is improper or using technology less than Phenomena such as position, control effect is undesirable or causes poisoning, repeated.Therefore there is an urgent need to a kind of to environment and crop safety, right Control of weeds effect and good herbicide, both save manpower and materials in this way, and also environmentally safe and human health safety belt comes It ensures.
Pinoxaden (pinoxaden) is a kind of neophyl pyrazolines herbicide of Syngenta exploitation, also belongs to acetyl CoA carboxylase enzyme (ACC) inhibitor class herbicide.Aliphatic acid biosynthesis block is caused, so that cell division is stopped cell membrane and contains Fat is destructurized, causes weeds dead.With uptake and translocation, it is mainly used for wheat and barley field prevents and kill off annual gramineae Weeds have the grassy weeds such as wild oat, rye grass, green bristlegrass, hard grass, Tong grass, amur foxtail, Alopecurus, caput grass Good preventive effect, especially to the preventive effect of some pernicious grassy weeds such as wild oat, rye grass, hard grass and Tong grass close to 100%.Separately Outside, it is higher to the safety of wheat and barley.
Mesosulfuron (Mesosulfuron-methyl) chemical name:[3- (4, the 6-=methoxy pyrimidine -2- of methyl -2 Base)-ureido sulfuryl] -4- methanesulfonylaminobenzene formic acid esters, it is sulfonylurea herbicide, is mainly inhaled by the cauline leaf of plant It receives, is conducted through bast and xylem, on a small quantity by soil absorption, inhibit the work of the acetolactate synthestase in sensitive plant body Property, lead to the biosynthesis block of the numerous acid of branch ammonia, to inhibit cell division, causes sensitive plant dead.It can be used for preventing and kill off wheat Field amur foxtail, wild oat, caput grass, annual bluegrass, hard grass, alkali thatch, Itanlian rye, lolium temulentum, bromegrass, candle grass, Triticum tauschii, Tong Grass, wheatgrass, shepherd's purse, Descurainia sophia, ox chickweed, spontaneous rape etc..
Flucarbazone is sulfonylurea internal-suction type efficient wheat field herbicidal, is a kind of novel compounds, active ingredient It can be absorbed by the root of weeds and cauline leaf, by inhibiting the activity of acetolactate synthestase in weeds body, destroy weeds and normally give birth to It manages biochemical metabolism and plays activity of weeding.Have to the grassy weeds such as wild oat, bromegrass, amur foxtail and a variety of broadleaf weeds bright Aobvious preventive effect, can effectively prevent and kill off wheat paddock major part grassy weed, at the same also can effective control section broad leaved weed, in wheat body It is interior to be metabolized quickly, there is fabulous safety to wheat.
The use lack of standardization of herbicide, which results in various regions constantly, at present herbicide resistance and the report of poisoning.Pesticide Compounding it is mixed be it is current mitigate poisoning, improve the most economical effective method of drug effect, meanwhile, various herbicides because its chemistry at Divide, the difference of physicochemical property, herbicide range is also different, and herbicide mixture can expand the herbicidal spectrum of complex preparation.Therefore I By the different herbicide mixture of three kinds of pinoxaden, mesosulfuron, flucarbazone herbicide effect modes, to reduce resistance It generates, expands herbicide controlling spectrum, reduce the influence to soil environment, increase economic efficiency.
Invention content
It is an object of the invention in view of the shortcomings of the prior art, provide, a kind of herbicidal effect is good, quick-acting is high, the lasting period It is long, while Herbicidal combinations environmentally safe, easy to use are increased economic efficiency to reduce peasant's dispenser cost.Specifically Be related to pinoxaden, mesosulfuron, flucarbazone ternary weeding composition.
Using above-mentioned Herbicidal combinations, it is equipped with auxiliary agent known to a person skilled in the art and method, is made dispersible Oil-suspending agent, water dispersible granules, wettable powder.
In the Herbicidal combinations, contain pinoxaden 1%~30%, mesosulfuron 1%~20%, flucarbazone 1%~30%.
The Herbicidal combinations are mainly used for preventing wheat paddock grassy weed and broad leaved weed.
The Herbicidal combinations have the advantage that and advantageous effect:1. weeding range is wide, weeds of wheat is prevented, such as sees wheat Ma, Descurainia sophia, Triticum tauschii, wild oat, green bristlegrass etc.;2. to wheat safety, selectivity is strong;Increase 3. three kinds of herbicide mixtures have Effect acts on, and than being reduced when single use, stability increases dosage;4. herbicidal effect is good, the Weed-control effect common to wheat paddock Preferably.
Specific implementation mode
After verifying three kinds of pinoxaden, mesosulfuron and flucarbazone active ingredient compoundings, to weeds of wheat Prevention have good synergistic effect, applicant tests under room temperature condition of pot first, to measure pinoxaden, first Two sulphur of base is grand, flucarbazone and its different mixtures combine herbicidal effect, evaluates its synergy.
The amur foxtail for selecting wheat paddock common, Descurainia sophia are tested as target weeds.
The preparation of test medicine:
Pinoxaden solution:The accurate pinoxaden active compound for weighing constant weight 95%, is dissolved, addition contains with proper amount of methanol The clear water for having 0.1% Tween 80 emulsifier, is stirred until homogeneous, contain certain active ingredient solution.
Mesosulfuron solution:The accurate mesosulfuron active compound for weighing constant weight 95%, is dissolved with proper amount of methanol, is added Enter the clear water containing 0.1% Tween 80 emulsifier, be stirred until homogeneous, contain certain active ingredient solution.
Flucarbazone solution:The accurate flucarbazone active compound for weighing constant weight 95%, is dissolved, addition contains with proper amount of methanol The clear water for having 0.1% Tween 80 emulsifier, is stirred until homogeneous, contain certain active ingredient solution.
Placebo solution:Add the water of the Tween 80 emulsifier of equivalent 0.1% with the methanol of equivalent.
Test method is as follows:
Activity of the mixed rear medicament to amur foxtail and Descurainia sophia is examined using colby methods, in the modeling of high 7cm, diameter 10cm The soil for expecting the alms bowl amount of setting will uniformly be sowed in polypots for 20, seed for trying weeds, cover the thin sand and soil of 0.5cm-1cm thickness, (20 DEG C or so) cultures of room temperature are placed on, the above-mentioned a bulk solution prepared is compounded and is diluted to the liquid of a certain concentration gradient, Cauline leaf spraying treatment is carried out when weed growth is to the 2-3 leaf phases, per alms bowl spraying liquid 1ml, is each handled 4 repetitions, is used blank Solution compares.Test material is placed in culture, the growing state of routine observation weeds in room temperature and estimates target after 21 days after processing The damage symptoms and growth inhibition situation of weeds weigh strain fresh weight, calculate fresh weight inhibition rate (%).
E0=A+B+C
E in formula0For the theoretical preventive effect inhibited to weeds after three kinds of active ingredient mixtures, after E is three kinds of active ingredient mixtures To the actual measurement preventive effect that weeds inhibit, A is pinoxaden at this dose to the preventive effect of target weeds, and B is mesosulfuron at this To the preventive effect of target weeds under dosage, C is flucarbazone at this dose to the preventive effect of target weeds, E-E0For mixture preparation Synergy coefficient works as E-E to evaluate the synergistic effect of two kinds of active ingredient0> 10% is synergistic effect, E-E0< -10% For antagonism, E-E0Value is addition between theoretical value ± 10%.
The raw test knot of 1 pinoxaden of table, mesosulfuron and flucarbazone different ratio to amur foxtail activity of weeding Fruit
Upper table compounds between can be seen that three kinds of active ingredients, and synergy coefficient has been more than 17%, to amur foxtail Preventive effect has apparent synergistic effect.
The raw test knot of 2 pinoxaden of table, mesosulfuron and flucarbazone different ratio to Descurainia sophia activity of weeding Fruit
Upper table compounds between can be seen that three kinds of active ingredients, and synergy coefficient has been more than 16%, to Descurainia sophia Preventive effect has good synergistic effect.
After above-mentioned raw test data can be seen that three kinds of active ingredient compoundings, the joint of amur foxtail and Descurainia sophia is made It has been more than 17% and 16% respectively with coefficient, compared with using single medicament and using two of which active ingredient, has had Good synergistic effect.
Below by way of specific example to present invention be described in more detail, but the present invention be only limited to absolutely not it is following these Embodiment, the following examples are not limitations of the present invention, only further supplement.Percentage is weight hundred in formula Divide ratio.
Embodiment 1 (34% pinoxaden mesosulfuron flucarbazone water dispersible granules)
Embodiment 2 (the 21% dispersible oil-suspending agent of pinoxaden mesosulfuron flucarbazone)
Embodiment 3 (50% pinoxaden mesosulfuron flucarbazone wettable powder)
Embodiment 4 (the 26% dispersible oil-suspending agent of pinoxaden mesosulfuron flucarbazone)
Embodiment 5 (the 12% dispersible oil-suspending agent of pinoxaden mesosulfuron flucarbazone)
Embodiment 6 (the 27% dispersible oil-suspending agent of pinoxaden mesosulfuron flucarbazone)
Embodiment 7 (the 25% dispersible oil-suspending agent of pinoxaden mesosulfuron flucarbazone)
Embodiment 8 (22% pinoxaden mesosulfuron flucarbazone wettable powder)
Embodiment 9 (50% pinoxaden mesosulfuron flucarbazone wettable powder)
Selection above example carries out the field control effectiveness test of prevention weeds of wheat, is prevented in wheat paddock with determining to be formulated The effect of weeds, while by being mixed compared with medicament with pinoxaden, mesosulfuron and flucarbazone single dose and bucket, determining multiple Synergistic effect after matching, specific implementation are as follows:
Experiment:The 12% dispersible oil-suspending agent of pinoxaden mesosulfuron flucarbazone and the prevention of other preparations Wheat field herbicide is tested.Test medicine is prepared according to examples detailed above and uses 5% pinoxaden missible oil (English dosage form name Claim:EC), the dispersible oil-suspending agent of 30g/L mesosulfurons (English dosage form title:OD), 70% flucarbazone water dispersible granules (English dosage form title:WDG) and the bucket two-by-two of above-mentioned three kinds of single doses infiltrates capable control, and medicament carries out cauline leaf after being watered and uniformly sprays Mist each handles three repetitions, cell random alignment, plot area 100m2, respondent is the common amur foxtail in field and broadcasts Ma wormwood artemisia.Wheat occurs without poisoning for visual test medicament.Preventive effect calculates according to the following equation:
The test of pesticide effectiveness knot of 3 pinoxaden mesosulfuron flucarbazone of table and different agents prevention weeds of wheat Fruit
From above-mentioned data, it is apparent that after pinoxaden, mesosulfuron and flucarbazone ternary built, Suo Youshi Applying example, 15 days preventive effects are more than 89% after medicine to amur foxtail and Descurainia sophia, and 30 days preventive effects are far above azoles more than 90% after medicine Bucket mixes the preventive effect to two kinds of weeds, difference two-by-two for quinoline grass ester, three kinds of single doses of mesosulfuron and flucarbazone and three kinds of single doses And its significantly.
In conclusion herbicidal effect of the ternary built preparation to amur foxtail and Descurainia sophia, medicament is mixed far above single dose and bucket Herbicidal effect, have apparent synergistic effect, expand herbicide controlling spectrum, extend the lasting period, to reduce the amount of labour of peasant, carry High economic benefit, to wheat safety, no poisoning.The present invention is under the premise of can implement and unobvious violate the present invention, different skills Arbitrary form combination can be carried out between technical characteristic described in art scheme and forms other technologies scheme.The above specific embodiment party Formula and embodiment are that invention is explained in detail, but is not defined to the scope of the present invention, without departing from power It modifies and replaces in the principle that profit requires, be within the scope of protection of the invention interior.

Claims (3)

1. a kind of Herbicidal combinations, it is characterised in that:The Herbicidal combinations active constituent by pinoxaden, mesosulfuron, Flucarbazone forms, and the weight percent of the pinoxaden is 1%~30%, and the weight percent of mesosulfuron is 1%~ 20%, the weight percent of flucarbazone is 1%~30%.
2. Herbicidal combinations according to claim 1, it is characterised in that:It is outstanding that dispersible oil is made by active ingredient and auxiliary material Floating agent, water dispersible granules, wettable powder.
3. application of the Herbicidal combinations according to claim 1 in eliminating weed in wheat field.
CN201710263328.6A 2017-04-20 2017-04-20 A kind of Herbicidal combinations Pending CN108719314A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108566952A (en) * 2018-07-26 2018-09-25 捷利诺华作物保护(安徽)有限公司 A kind of herbicidal composition containing mesosulfuron, flucarbazone and pinoxaden
CN111670909A (en) * 2020-07-24 2020-09-18 江苏徐淮地区淮阴农业科学研究所 Wheat field herbicide and application thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102428945A (en) * 2012-01-16 2012-05-02 河北博嘉农业有限公司 Flucarbazone-Na compounded herbicide
CN102550585A (en) * 2012-01-16 2012-07-11 河北博嘉农业有限公司 Mesosulfuron-methyl compound herbicide
CN103461364A (en) * 2013-08-20 2013-12-25 湖南农大海特农化有限公司 Weeding composition containing mesosulfuron and pinoxaden
CN105454274A (en) * 2015-12-23 2016-04-06 汤云鹤 Pesticide composition containing flucarbazone and pinoxaden and application thereof to control of weeds in wheat fields
CN105613556A (en) * 2016-03-18 2016-06-01 陕西上格之路生物科学有限公司 Dispersible oil suspending agent containing flucarbazone-sodium and mesosulfuron

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102428945A (en) * 2012-01-16 2012-05-02 河北博嘉农业有限公司 Flucarbazone-Na compounded herbicide
CN102550585A (en) * 2012-01-16 2012-07-11 河北博嘉农业有限公司 Mesosulfuron-methyl compound herbicide
CN103461364A (en) * 2013-08-20 2013-12-25 湖南农大海特农化有限公司 Weeding composition containing mesosulfuron and pinoxaden
CN105454274A (en) * 2015-12-23 2016-04-06 汤云鹤 Pesticide composition containing flucarbazone and pinoxaden and application thereof to control of weeds in wheat fields
CN105613556A (en) * 2016-03-18 2016-06-01 陕西上格之路生物科学有限公司 Dispersible oil suspending agent containing flucarbazone-sodium and mesosulfuron

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108566952A (en) * 2018-07-26 2018-09-25 捷利诺华作物保护(安徽)有限公司 A kind of herbicidal composition containing mesosulfuron, flucarbazone and pinoxaden
CN111670909A (en) * 2020-07-24 2020-09-18 江苏徐淮地区淮阴农业科学研究所 Wheat field herbicide and application thereof

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Application publication date: 20181102