CN106172442A - A kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin - Google Patents
A kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin Download PDFInfo
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- CN106172442A CN106172442A CN201610540019.4A CN201610540019A CN106172442A CN 106172442 A CN106172442 A CN 106172442A CN 201610540019 A CN201610540019 A CN 201610540019A CN 106172442 A CN106172442 A CN 106172442A
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- Prior art keywords
- metribuzin
- grass amine
- ketone sulphur
- fluorine ketone
- sulphur grass
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/86—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms six-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
-
- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/66—1,3,5-Triazines, not hydrogenated and not substituted at the ring nitrogen atoms
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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 discloses a kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin, the ratio of weight and number of fluorine ketone sulphur grass amine and metribuzin is 10:1～1:10, and fluorine ketone sulphur grass amine and metribuzin weight summation percentage by weight in the composition are 5% 80%；The Herbicidal combinations of the present invention is applicable to prevent and kill off rice terrace annual grassy weeds, and prevention effect is significantly improved than single dose, reduces the using dosage of pesticide, decreases the pesticide adverse effect to ecological environment；Comprehensive control important in inhibiting to Weed Resistance, has huge economic benefit and social benefit.
Description
Technical field
The present invention relates to a kind of herbicide composition for paddy fields, be with fluorine ketone sulphur grass amine and metribuzin as effective ingredient,
For preventing and kill off rice terrace annual grassy weeds.
Background technology
Chemical method weeding is agriculturally one of Main Means controlling weeds.In recent years, due to some herbicide kinds
Large area is used alone, and already leads to a lot of weeds and develops immunity to drugs.Meanwhile, grass when weeds occur is mutually complicated, not only 1 year
Raw and perennial weeds is mixed raw, and draft, liana and shrub have concurrently, and weeds emerge uneven, seed, and low age, advanced age are miscellaneous
Grass is staggered to be occurred, and during so herbicide kind is used alone, all can show defect in a certain respect and limitation.
Fluorine ketone sulphur grass amine, is mainly used in preventing and kill off of rice terrace annual grassy weeds, is mainly absorbed as with root system and plumelet main, holds concurrently
Standby stem and leaf absorbs activity of weeding, can prevent and kill off barnyard grass in paddy field, Paspalum distichum, annual dried tuber and Herba Ludwigiae Prostratae etc.；To Eclipta prostrata, water Sha
The part broadleaved herbs such as grass, firefly Lin, Rhizoma sagittariae sagittifoliae, Herba potamogetonis distincti and perennial dried tuber also have better inhibition effect, tool " even envelope band kills " feature.
Metribuzin is by the discovery of Mitsubishi KCC, (shows Bayer with French Luo Na-Planck 1992
Crop science) company develop jointly zionoes herbicide.Piperazine is mainly sold in the Far East Area by Bayer Cropscience Co., Ltd
Oxadiazon, and successfully develop in Japanese market.Metribuzin is mainly used in rice terrace, prevent and kill off annual gramineous weed, dried tuber and
Some broad leaved weeds etc..Metribuzin is new plant growth inhibitor, affects cell elongation, but its target site is the most not clear
Really.Metribuzin is inner-adsorption conduction-type herbicide, and activity is high, consumption is low, to crop and Environmental security.Its onset symptom is similar to
Dichlobenil, oryzalin and cinmethylin, but model of action is different.
Metribuzin mainly prevents and kill off rice terrace annual gramineous weed, dried tuber and some broad leaved weeds etc., including:
Herba Cyperi Difformis, rice barnyard grass, barnyard grass, Semen Euphorbiae, waterwort, Herba Eleocharitis acicularis, Lindernia procumbens (Krock.) Phillcox., Herba monochoriae vaginalis and mexicana etc..For Oryza sativa L. after bud
Tian Hou, medicament is mainly by the root system of weeds and stem and leaf basal sink, generally after medication in 2 days, weeds stem and leaf chlorisis, sends out
Red, tissue necrosis, finally dead, the lasting period is up to 50d.In the whole season of growth, prevent and kill off barnyard grass and only need medication 1 time.It is at water
The consumption of direct sowing rice field is 25～50g a.i./hm2, and the consumption of transplanting rice field is 30～58g a.i./hm2.
When fluorine ketone sulphur grass amine and the single use of metribuzin, all there are certain defect and limitation.
The mixture of fluorine ketone sulphur grass amine and metribuzin is conducted in-depth research by the present inventor, sieves at substantial amounts of formula indoor
On the basis of choosing test and field medicine effect test, find that fluorine ketone sulphur grass amine and metribuzin carry out mixture, at certain mix ratio
In the range of example, paddy field weed is shown obvious potentiation, after further study, completes the present invention.
Fluorine ketone sulphur grass amine and the mixture of metribuzin and application there is no report at present.
Summary of the invention
Technical problem to be solved: it is an object of the invention to solve above-mentioned herbicide actually used in deficiency, carry
Confession is a kind of efficiently, low toxicity, low cost, quick-acting are good, and the lasting period is long, the beneficially Herbicidal combination of weeds in paddy field comprehensive control
Thing.
It is another object of the present invention to be applied to this Herbicidal combinations prevent and kill off rice terrace annual grassy weeds.
Technical scheme: for achieving the above object, the present invention provide a kind of with fluorine ketone sulphur grass amine with metribuzin for effectively becoming
The Herbicidal combinations divided, fluorine ketone sulphur grass amine is 10:1～1:10 with the ratio of weight and number of metribuzin, fluorine ketone sulphur grass amine and piperazine
Oxadiazon weight summation percentage by weight in the composition is 5%-80%, and remaining is for agriculturally accepting and allow use
Insecticides adjuvant.
Described Herbicidal combinations can according to well known to a person skilled in the art method, be configured to suspending agent, oil-suspending agent,
The application forms of the applicable agricultural uses such as aqueous emulsion, wettable powder, water dispersible granules.
Described Herbicidal combinations is possibly together with the most acceptable insecticides adjuvant needed for preparation pesticidal preparations, selected from molten
Agent, emulsifying agent, wetting agent, stabilizer, dispersant, penetrating agent, thickening agent, defoamer, antifreezing agent, disintegrating agent, binding agent, filling
One or more in agent, carrier, medium, surfactant, are known substance, are conventional in pesticidal preparations various help
Agent, can be varied from according to different situations, be not particularly limited.
The production technology of the various application forms of described Herbicidal combinations all belongs to existing known technology, does not repeats them here.
The Herbicidal combinations that the present invention provides, is applied to prevent and kill off rice terrace annual grassy weeds.
The Herbicidal combinations that the present invention provides, generally uses the method for directed spraying to use, it is also possible to use as required
Other use technology agriculturally applied.
Compositions described in the invention, can provide with finished product preparation form, and i.e. in compositions, each material is the most blended, group
The composition of compound can also provide by unit dose form, directly mixes in bucket or tank, be then diluted to desired concn before using.
The Herbicidal combinations that the present invention provides has the advantages that:
1, the Herbicidal combinations that the present invention provides, shows obvious potentiation, compositions in certain ratio range
Prevention effect be significantly improved than single dose, reduce the using dosage of pesticide, decrease times for spraying, reduce medication become
This, decrease the pesticide adverse effect to ecological environment.
2, the Herbicidal combinations that the present invention provides, the combination of two kinds of effective ingredient, expand herbicidal spectrum, a drug
Solve various weed problem, compensate for defect when single dose uses and limitation.
3, the Herbicidal combinations that the present invention provides, two kinds of effective ingredient mechanism of action are different, can overcome long-term list
One uses the shortcoming easily producing resistance, extends the service life of medicament, the comprehensive control important in inhibiting to Weed Resistance.
4, the Herbicidal combinations that the present invention provides, drug effect plays rapidly, and the lasting period is long, and use cost is low, easy to use, saves
Shi Shengli, its popularization and application have huge economic benefit and social benefit.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage more short and sweet, present invention specific examples below
Illustrate, but the present invention is only limitted to absolutely not these examples.The following stated is only the preferable embodiment of the present invention, is used only for retouching
State the present invention, it is impossible to be interpreted as limiting the scope of the present invention.It should be pointed out that, all the spirit and principles in the present invention it
Interior done any amendment, equivalent and improvement etc., should be included within the scope of the present invention.Therefore, the present invention
The protection domain of patent should be as the criterion with claims.
In these embodiments, unless otherwise indicated, all percentage ratios are all weight percentage.
Example of formulations one (12% fluorine ketone sulphur grass amine metribuzin wettable powder)
Mix homogeneously in blender will be entered after the coarse pulverization in proportion of above-mentioned formula, then after comminution by gas stream, i.e. prepare 12%
Fluorine ketone sulphur grass amine metribuzin wettable powder.
Example of formulations two (12% fluorine ketone sulphur grass amine metribuzin suspending agent)
Above-mentioned formula is pulverized the most in advance, adds in sand mill and grind, allotment system after high shear mixing
Obtain 12% fluorine ketone sulphur grass amine metribuzin suspending agent.
Example of formulations three (15% fluorine ketone sulphur grass amine metribuzin water dispersible granules)
By above-mentioned formula dry pulverization process in proportion, pelletize, dry, the prepared 15% fluorine ketone sulphur grass amine metribuzin water of screening
Dispersive granule.
Example of formulations four (12% fluorine ketone sulphur grass amine metribuzin oil-suspending agent)
Above-mentioned formula Central Plains medicine, solvent, emulsifying agent are dissolved into homogeneous oil phase；Under high velocity agitation, 12% it is mixed to prepare
Fluorine ketone sulphur grass amine metribuzin oil-suspending agent.
Assays Example one: fluorine ketone sulphur grass amine measures examination with metribuzin mixture to the synergy of paddy field weed
Test.
For further appreciating that fluorine ketone sulphur grass amine and the synergy to paddy field weed of the metribuzin mixture, the present inventor couple
Fluorine ketone sulphur grass amine and metribuzin mixture have carried out formula indoor screening test.
Test material:
Herba stellariae mediae [Stellaria media (L.) Cyrillus] (field collection Seed storage).
Barnyard grass [Echinochloa crusgalli (L.) Beaw Setaria] (field collection Seed storage).
Test apparatus:
Controlled illumination box；POTTER precision laboratory spray tower；Electronic balance (sensibility reciprocal 0.1mg)；Micropipette rifle
Deng.
Test method:
The purity first weighing certain mass is the 98% fluorine ketone sulphur former medicine of grass amine, and purity is the 96% former medicine of metribuzin, adds
Acetone dilutes with the Tween 80 aqueous solution of 0.1% after fully dissolving, and is configured to single dose mother solution respectively, arranges according to mixture purpose and be
Row proportioning, each proportioning arranges 5～7 Concentraton gradient.Representative susceptible weeds seed is selected according to single dose weed control spectrum,
Cultivate standby to 1 leaf 1 heart.After being processed by the weeds stem and leaf selecting numbering, it is placed on incubated at room temperature 5 days in illumination box, calculates
Prevention effect (fresh weight), then calculates dense EC in suppression with method of least square50(95% confidence limit), then calculate altogether by the abundant method of Sun Yun
Poison coefficient (CTC).
Co-toxicity coefficient (CTC) >=120 shows as potentiation；Co-toxicity coefficient (CTC)≤80 shows as antagonism；80 ＜
Co-toxicity coefficient (CTC) ＜ 120 shows as summation action.
Actual measurement toxicity index (ATI)=(standard agent EC50/ reagent agent EC50)×100。
Theoretical toxicity index (TTI)=(percentage composition of A in the toxicity index × mixture of A)+(toxicity index of B × mixed
The percentage composition of B in agent).
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/mixture theory toxicity index (TTI)] × 100.
Measurement result shows (see Tables 1 and 2), fluorine ketone sulphur grass amine and metribuzin mixed ratio 10:1～1:10 it
Between, there is obvious potentiation, co-toxicity coefficient is more than 120.
Table 1, different ratio fluorine ketone sulphur grass amine and the metribuzin synergy measurement result to dried tuber
| Effective ingredient proportioning | EC50(μg/ml) | ATI | TTI | Co-toxicity coefficient (CTC) |
| Fluorine ketone sulphur grass amine | 0.2519 | 100 | - | - |
| Metribuzin | 3.2658 | 7.71 | - | - |
| Fluorine ketone sulphur grass amine: metribuzin (10:1) | 0.21 | 119.95 | 91.61 | 130.94 |
| Fluorine ketone sulphur grass amine: metribuzin (5:1) | 0.23 | 109.52 | 84.62 | 129.43 |
| Fluorine ketone sulphur grass amine: metribuzin (3:1) | 0.26 | 96.88 | 76.93 | 125.94 |
| Fluorine ketone sulphur grass amine: metribuzin (1:1) | 0.29 | 86.86 | 53.86 | 161.28 |
| Fluorine ketone sulphur grass amine: metribuzin (1:3) | 0.65 | 38.75 | 30.78 | 125.89 |
| Fluorine ketone sulphur grass amine: metribuzin (1:5) | 0.73 | 34.51 | 23.09 | 149.42 |
| Fluorine ketone sulphur grass amine: metribuzin (1:10) | 1.21 | 20.82 | 16.10 | 129.28 |
Table 2, different ratio fluorine ketone sulphur grass amine and the metribuzin synergy measurement result to barnyard grass
Assays Example two: fluorine ketone sulphur grass amine and metribuzin mixture composition for preventing and controlling direct seading rice field weed field
The test of pesticide effectiveness
Reagent agent and dispenser dosage:
(1) 12% fluorine ketone sulphur grass amine metribuzin oil-suspending agent (4% fluorine ketone sulphur grass amine: 8% metribuzin), mu system
Agent 30 grams (1#).
(2) 12% fluorine ketone sulphur grass amine metribuzin suspending agents (3% fluorine ketone sulphur grass amine: 6% metribuzin), mu preparation
30 grams (2#).
Comparison medicament and dispenser dosage:
(1) 2.5% fluorine ketone sulphur grass amine oil-suspending agent, mu 60 grams of preparation (3#).
(2) 10% metribuzin cream, mu 40 grams of preparation (4#).
Dispenser period: the weeds 2-3 leaf phase, be watered even spraying.
Result of the test: be shown in Table 3, as can be seen from the test results: after dispenser 15 days, the Herbicidal combinations of the present invention is to live
Total preventive effect of Oryza sativa L. annual grassy weeds is all more than 80%；After dispenser 30 days, total preventive effect was all more than 96.8%, hence it is evident that it is right to be better than
According to single dose, potentiation is notable, and expands herbicidal spectrum, and quick-acting and lasting period are substantially better than single dose.
Table 3, preventing and treating direct seading rice field annual grassy weeds field control effectiveness test result
Claims (7)
1. one kind contains fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin, it is characterised in that: effective ingredient is fluorine
Ketone sulphur grass amine and metribuzin, fluorine ketone sulphur grass amine is 10:1～1:10 with the ratio of weight and number of metribuzin.
The most according to claim 1 a kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin, it is special
Levy and be: fluorine ketone sulphur grass amine is 5:1～1:5 with the ratio of weight and number of metribuzin.
The most according to claim 1 a kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin, it is special
Levy and be: fluorine ketone sulphur grass amine is 1:1 with the ratio of weight and number of metribuzin.
The most according to claim 1 a kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin, it is special
Levy and be: fluorine ketone sulphur grass amine and metribuzin weight summation percentage by weight in the composition are 5%-80%.
The most according to claim 1 a kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin, it is special
Levy and be: fluorine ketone sulphur grass amine and metribuzin weight summation percentage by weight in the composition are 12%.
The most according to claim 1 a kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin, it is special
Levy and be: the dosage form of described Herbicidal combinations is the one in suspending agent, oil-suspending agent, wettable powder, water dispersible granules.
7. a kind of Herbicidal composition for rice field containing fluorine ketone sulphur grass amine and metribuzin described in claim 1 is used for preventing and kill off water
The purposes of rice field annual grassy weeds.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610540019.4A CN106172442A (en) | 2016-07-08 | 2016-07-08 | A kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610540019.4A CN106172442A (en) | 2016-07-08 | 2016-07-08 | A kind of containing fluorine ketone sulphur grass amine and the Herbicidal composition for rice field of metribuzin |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075479A (en) * | 1992-01-30 | 1993-08-25 | 三菱油化株式会社 | 1,3- piperazine-4-ketone derivatives and contain the weedicide of this derivative and be used to make the novel intermediates of this weedicide |
| CN103269591A (en) * | 2010-10-22 | 2013-08-28 | 拜耳知识产权有限责任公司 | Herbicide combination with a dimethoxytriazinyl-ubstituted difluoromethanesulphonylanilide |
| CN102186344B (en) * | 2008-08-14 | 2015-04-01 | 拜尔农作物科学股份公司 | Herbicidal combination comprising dimethoxy-triazinyl-substituted difluoromethane sulfonylanilides |
-
2016
- 2016-07-08 CN CN201610540019.4A patent/CN106172442A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1075479A (en) * | 1992-01-30 | 1993-08-25 | 三菱油化株式会社 | 1,3- piperazine-4-ketone derivatives and contain the weedicide of this derivative and be used to make the novel intermediates of this weedicide |
| CN102186344B (en) * | 2008-08-14 | 2015-04-01 | 拜尔农作物科学股份公司 | Herbicidal combination comprising dimethoxy-triazinyl-substituted difluoromethane sulfonylanilides |
| CN103269591A (en) * | 2010-10-22 | 2013-08-28 | 拜耳知识产权有限责任公司 | Herbicide combination with a dimethoxytriazinyl-ubstituted difluoromethanesulphonylanilide |
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Application publication date: 20161207 |