CN103392732A - Herbicidal composition containing glufosinate-ammonium and saflufenacil - Google Patents
Herbicidal composition containing glufosinate-ammonium and saflufenacil Download PDFInfo
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- CN103392732A CN103392732A CN201310267255XA CN201310267255A CN103392732A CN 103392732 A CN103392732 A CN 103392732A CN 201310267255X A CN201310267255X A CN 201310267255XA CN 201310267255 A CN201310267255 A CN 201310267255A CN 103392732 A CN103392732 A CN 103392732A
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- ammonium phosphine
- benzene flumetsulam
- weeds
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- ammonium
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Abstract
The invention discloses a herbicidal composition containing glufosinate-ammonium and saflufenacil. The composition comprises active components of glufosinate-ammonium, and saflufenacil, and the balance of pesticide adjuvants. Glufosinate-ammonium and saflufenacil in the herbicidal composition are in a weight ratio of 50:1-1:10, and the total weight of glufosinate-ammonium and saflufenacil accounts for 2-80 wt% in the herbicidal composition. The herbicidal composition can be prepared into one of the followings: a suspension agent, an oil suspension agent, a water agent, a wettable powder and a water dispersion granule, according to the application requirements, and can be applied to control of weeds in no-crop field. The composition has control effect on weeds in no-crop field better than that of each single agent, and can reduce the dosage and delay drug resistance of weeds.
Description
Technical field
The present invention relates to a kind of composition that contains careless ammonium phosphine and benzene flumetsulam, is as active ingredient, be used to preventing and kill off the uncultivated area weeds take careless ammonium phosphine and benzene flumetsulam.
Background technology
The chemical method weeding is one of upper Main Means of controlling weeds of agricultural.In recent years, because some weed killer herbicide kind large tracts of land are used separately, caused a lot of weeds to develop immunity to drugs.Simultaneously, the grass when weeds occur is complicated mutually, and grassy weed, broad leaved weed, nutgrass flatsedge multiclass weeds mix and give birth to, and the single variety weed killer herbicide uses can not solve farmland weed, all can show in a certain respect defect and limitation.The variety classes weed killer herbicide is mixed, have herbicidal spectrum wide, promote actual effect, delay herbicide resistance, the time and labour saving advantage.
Grass ammonium phosphine, have another name called fourth grass phosphorus, hundred speed, english common name: glufosinate ammonium, chemical name: 2-amino-4-[hydroxyl (methyl) phosphono] the butyric acid ammonium,
Grass ammonium phosphine belongs to broad-spectrum touch-out type weed killer herbicide, and systemic action is not strong, and to kill root different from glyphosate, and careless ammonium phosphine first kills leaf, by the plant transpiration effect, can conduct at the plant xylem, between its quick-acting between paraquat and glyphosate.Many weeds are to careless ammonium phosphine sensitivity, and the substitute that can be used as glyphosate in the area of glyphosate generation resistance is used.
The benzene flumetsulam, english common name: Saflufenacil, chemical name: N ' '-[the fluoro-5-(3-methyl-2 of the chloro-4-of 2-, 6-diketone-4-(trifluoromethyl)-3, the pyrimidine radicals of 6-dihydro-1(2H)) phenyl]-N-isopropyl-N-Methanesulfomide.The benzene flumetsulam belongs to proporphyrinogen oxidase (PPO) inhibitor, and it can suppress the activity of PPO in plant, and cell membrane is destroyed, and causes the cell seepage, necrosis, final plant death.The benzene flumetsulam is easily absorbed by root, bud and blade.In case be absorbed, it mainly upwards is transmitted to each position of weeds by xylem.The benzene flumetsulam shows the characteristics such as herbicidal effect is good, effect is fast, residual life is long to more than 90 kinds of broad leaved weeds (comprising that there are the weeds of resistance in some to atrazine, glyphosate and acetolactate synthestase (ALS) inhibitor), can effectively prevent and kill off the arabica subclass broad leaved weeds such as lamb's-quarters, grey dish and large seed subclass weeds more rambunctious (as sunflower and morning glory etc.).
The variety classes weed killer herbicide is mixed, have herbicidal spectrum wide, promote actual effect, delay herbicide resistance, the time and labour saving advantage.By formulation of pesticide, screening, can effectively improve actual control efficiency, reduce dosage, reduce costs, delay disease, worm, the drug-fast generation of crop smothering, is the important means that agricultural synthesis is administered.The inventor conducts in-depth research the formula screening of careless ammonium phosphine and benzene flumetsulam, find that careless ammonium phosphine and benzene flumetsulam are mixed, in certain mixed ratio scope, the uncultivated area weeds are had to synergy or summation action, after further study, completed the present invention.
Summary of the invention
The object of the invention is to solve in prior art to farmland weed develop immunity to drugs problem and actual control efficiency poor, provide a kind of efficient, low toxicity, quick-acting is good and the lasting period is long, can effectively prevent and kill off the Herbicidal combinations of uncultivated area weeds.
Technical scheme: for achieving the above object, the invention provides a kind of Herbicidal combinations that contains careless ammonium phosphine and benzene flumetsulam, active ingredient is careless ammonium phosphine and benzene flumetsulam, and all the other are insecticides adjuvant.Grass ammonium phosphine and the ratio of quality and the number of copies of benzene flumetsulam in Herbicidal combinations are 50:1～1:10, and the mass percent of quality summation in Herbicidal combinations of careless ammonium phosphine and benzene flumetsulam is 2～80%.
Described Herbicidal combinations can, according to well known to a person skilled in the art method, be processed into the application forms of the suitable agricultural uses such as suspending agent, oil-suspending agent, aqua, wetting powder or water dispersible granules.
The auxiliary agent that uses in composition pesticide provided by the invention comprises solvent, emulsifier, wetting agent, stabilizing agent, dispersant, thickener, pH adjusting agent, defoamer, antifreezing agent, deionized water, filler etc., be all various auxiliary agents commonly used in Pesticide formulation, concrete composition and consumption required simple test to determine according to formula.
Composition pesticide provided by the invention, usually adopt and be watered the spray method use, also can adopt as required other operation techniques of the upper application of agricultural.
Composition pesticide provided by the invention, should use in the uncultivated area weeds 2-3 leaf phase in use.
Beneficial effect of the present invention: the uncultivated area weeds successful of preventing and kill off of the present composition is better than each single dose, reduces dosage, delays herbicide resistance.
Technology origin of the present invention: for further understanding careless ammonium phosphine and benzene flumetsulam, be mixed to the synergy of weeds, the inventor is mixed and has carried out formulation screening test careless ammonium phosphine and benzene flumetsulam.
Test material: Monochoria vaginalis [
Monochoria vaginalis] (field is collected seed and preserved).Barnyard grass [
Echinochloa crusgalli(L.) Beaw Setaria] (field is collected seed and is preserved).
Test apparatus: controlled illumination box; The accurate laboratory of POTTER spray tower; Electronic balance (sensibility reciprocal 0.1mg); Micropipette rifle etc.
Test method: the purity that first takes certain mass is 95% Glufosinate-ammonium, purity is the former medicine of 97.4% benzene flumetsulam, add acetone fully to dissolve the Tween 80 aqueous solution dilution of rear use 0.1%, be mixed with respectively the single dose mother liquor, according to the purpose that is mixed, serial proportioning is set, each proportioning arranges 5～7 concentration gradients.According to single dose herbicide spectrum, select representative susceptible weeds seed, be cultured to 2 leaf 1 hearts standby.After the weeds cauline leaf of selecting numbering is processed, be placed in illumination box incubated at room temperature 20 days, calculate control efficiency (fresh weight), then with method of least squares calculate suppress in dense EC
50(95% confidence limit), then calculate co-toxicity coefficient (CTC) with the abundant method of Sun Yun.
Co-toxicity coefficient (CTC) >=120 shows as synergistic effect; Co-toxicity coefficient (CTC)≤80 shows as antagonism; 80<co-toxicity coefficient (CTC)<120 shows as summation action.
Actual measurement toxicity index (ATI)=(standard medicament EC50/ reagent agent EC50) * 100.
Theoretical toxicity index (TTI)=(percentage composition of A in toxicity index * mixture of A)+(percentage composition of B in toxicity index * mixture of B).
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/theoretical toxicity index (TTI) of mixture] * 100.
Measurement result show (in Table 1 and table 2), careless ammonium phosphine and benzene flumetsulam, between mixed ratio 50:1～1:10, have obvious synergy or summation action, illustrate careless ammonium phosphine of the present invention and benzene flumetsulam be mixed the combination be reasonable.
Table 1, different proportioning grass ammonium phosphine and benzene flumetsulam are measured the synergy of barnyard grass.
Table 2, different proportioning grass ammonium phosphine and benzene flumetsulam are measured the synergy of chickweed.
Herbicidal combinations provided by the invention has following beneficial effect:
1, Herbicidal combinations provided by the invention, enlarged the herbicide spectrum, in certain ratio range, show synergistic effect, the preventive effect of composition is significantly improved than single dose, reduced the using dosage of agricultural chemicals, reduce the medication number of times, reduced drug cost and the agricultural chemicals risk to the ecotope adverse effect.
2, provided by the invention is Herbicidal combinations, can reduce the resistance risk that long-term use single compound produces, and extends the service life of medicament, to the comprehensive regulation important in inhibiting of Weed Resistance.
3, Herbicidal combinations provided by the invention, rapidly, the lasting period is long in the drug effect performance, and use cost is low, and is easy to use, time saving and energy saving, and it applies huge economic benefit and social benefit.
In order to make purpose of the present invention, technical scheme and advantage more short and sweet, the present invention describes with following specific embodiment, but the present invention only limits to absolutely not these examples.The following stated is only the present invention embodiment preferably, only be used to describing the present invention, can not be interpreted as the restriction to scope of the present invention.It should be pointed out that all any modifications of making within the spirit and principles in the present invention, be equal to replacement and improvement etc., within all should being included in protection scope of the present invention.
In these embodiments, unless otherwise indicated, all percentages all are weight percentage.
FORMULATION EXAMPLE one:(40% careless ammonium phosphine benzene flumetsulam suspending agent):
Grass ammonium phosphine 30%,
Benzene flumetsulam 10%,
Agriculture breast 1601# 15%,
To oleoyl amido methyl phenyl ethers anisole sulfonic acid 5%,
Alkyl phenol formaldehyde resin polyoxyethylene ether sulphate 4%,
Bentonite 3%,
Xanthans 0.1%,
Organosilicon 0.4%,
Glycerine 4%,
Deionized water complements to 100%.
Above-mentioned formula is pulverized in proportion in advance, then added in sand mill and grind, allotment makes 40% careless ammonium phosphine benzene flumetsulam suspending agent after high shear mixing.
FORMULATION EXAMPLE two: (40% careless ammonium phosphine benzene flumetsulam oil-suspending agent):
Grass ammonium phosphine 30%,
Benzene flumetsulam 10%,
Vegetable oil 30%,
Bentonite 1%,
Methylated vegetable oil complements to 100%.
Above-mentioned formula Central Plains medicine, solvent, emulsifiers dissolve are become to even oil phase; Under high-speed stirred, mix and make 40% careless ammonium phosphine benzene flumetsulam oil-suspending agent.
FORMULATION EXAMPLE three:(50% careless ammonium phosphine benzene flumetsulam water dispersible granules):
Grass ammonium phosphine 40%,
Benzene flumetsulam 10%,
Lauryl sodium sulfate 4%,
Polycarboxylate 4%,
Urea 35%,
Kaolin to 100%.
Above-mentioned material is added in cone-type mixer and mixes together; by airslide disintegrating mill, pulverize; material after pulverizing mixes through cone-type mixer again; mixed fineness of materials 98% is by 600 mesh standard sieves; add in kneader and be kneaded into the plasticity material; finally this material is put into to the Squeezinggranulator extruder grain, granulation namely makes 50% careless ammonium phosphine benzene flumetsulam water dispersible granules by dry, screening.
Field control effectiveness test embodiment mono-:Prevent and kill off uncultivated area weeds field control effectiveness test.
Reagent agent and dispenser dosage:
(1) 40% careless ammonium phosphine benzene flumetsulam oil-suspending agent (30% careless ammonium phosphine: 10% benzene flumetsulam), mu preparation 121.25 grams (1#).
(2) 40% careless ammonium phosphine benzene flumetsulam suspending agents (30% careless ammonium phosphine: 10% benzene flumetsulam), mu preparation 120.75 grams (2#).
Contrast medicament and dispenser dosage:
(3) 30% careless ammonium phosphine aquas, mu preparation 120 grams (3#).
(4) 70% benzene flumetsulams hang water dispersion granule, mu preparation 5.25 grams (4#).
Dispenser period: the weeds 2-3 leaf phase, be watered even spraying.
Result of the test: in Table 3.As can be seen from the test results: after dispenser 7 days, Herbicidal combinations of the present invention to total preventive effects of uncultivated area weeds all more than 96.7%; After dispenser 15 days, total preventive effect was all more than 97.9%, and significantly better than the single dose of contrast, synergistic effect is remarkable, and has enlarged herbicidal spectrum, and quick-acting and lasting period obviously are better than single dose.
Table 3, prevent and kill off uncultivated area weeds field control effectiveness test result.
Claims (3)
1. Herbicidal combinations that contains careless ammonium phosphine and benzene flumetsulam, it is characterized in that: active ingredient is careless ammonium phosphine and benzene flumetsulam, grass ammonium phosphine and the ratio of quality and the number of copies of benzene flumetsulam in Herbicidal combinations are 50:1～1:50, and the mass percent of quality summation in Herbicidal combinations of careless ammonium phosphine and benzene flumetsulam is 2～80%.
2. the Herbicidal combinations that contains careless ammonium phosphine and benzene flumetsulam according to claim 1 is characterized in that: its formulation is a kind of in suspending agent, oil-suspending agent, aqua, wetting powder or water dispersible granules.
3. the Herbicidal combinations that contains careless ammonium phosphine and benzene flumetsulam according to claim 1, is characterized in that: be applicable to prevent and kill off the uncultivated area weeds.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105265440A (en) * | 2015-10-18 | 2016-01-27 | 广东中迅农科股份有限公司 | Weeding composition containing saflufenacil and trichlopyr |
| CN107318884A (en) * | 2017-08-24 | 2017-11-07 | 陕西上格之路生物科学有限公司 | A kind of ternary weeding composition containing glyphosate |
| CN108184895A (en) * | 2018-03-23 | 2018-06-22 | 佛山市盈辉作物科学有限公司 | A kind of Herbicidal combinations containing benzene flumetsulam and anilofos |
| WO2019030098A1 (en) * | 2017-08-09 | 2019-02-14 | Basf Se | Herbicidal mixtures comprising l-glufosinate or its salt and at least one protoporphyrinogen-ix oxidase inhibitor |
| CN110839649A (en) * | 2018-08-20 | 2020-02-28 | 四川利尔作物科学有限公司 | Herbicidal composition and use thereof |
| CN111712133A (en) * | 2017-11-28 | 2020-09-25 | Upl有限公司 | Herbicidal combination |
| CN112425605A (en) * | 2020-12-15 | 2021-03-02 | 广西三晶化工科技有限公司 | Weeding composition containing saflufenacil and glyphos |
| WO2021151733A1 (en) | 2020-01-31 | 2021-08-05 | Basf Se | Herbicide combinations comprising glufosinate and saflufenacil |
| CN113678834A (en) * | 2021-10-11 | 2021-11-23 | 合肥巨卓农业科技合伙企业(有限合伙) | Composition containing saflufenacil and glufosinate-ammonium compound |
| WO2022078972A1 (en) | 2020-10-12 | 2022-04-21 | Basf Se | Herbicide combination comprising glufosinate, saflufenacil and trifludimoxazin |
| EP4000400A1 (en) * | 2020-11-17 | 2022-05-25 | Basf Se | Herbicide combination comprising glufosinate, saflufenacil and trifludimoxazin |
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| CN103283778A (en) * | 2013-06-08 | 2013-09-11 | 肇庆市真格生物科技有限公司 | Weeding composition comprising glufosinate and saflufenacil |
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| US20110212837A1 (en) * | 2010-02-26 | 2011-09-01 | Bayer Cropscience Ag | Herbicidal Composition Comprising The Hydrates Of Saflufenacil And Glyphosate Or Glufosinate |
| CN103283778A (en) * | 2013-06-08 | 2013-09-11 | 肇庆市真格生物科技有限公司 | Weeding composition comprising glufosinate and saflufenacil |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105265440A (en) * | 2015-10-18 | 2016-01-27 | 广东中迅农科股份有限公司 | Weeding composition containing saflufenacil and trichlopyr |
| JP2020530025A (en) * | 2017-08-09 | 2020-10-15 | ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ | A herbicide mixture containing L-glufosinate or a salt thereof and at least one protoporphyrinogen-IX oxidase inhibitor. |
| WO2019030098A1 (en) * | 2017-08-09 | 2019-02-14 | Basf Se | Herbicidal mixtures comprising l-glufosinate or its salt and at least one protoporphyrinogen-ix oxidase inhibitor |
| CN114831133A (en) * | 2017-08-09 | 2022-08-02 | 巴斯夫欧洲公司 | Herbicidal mixtures comprising L-spinosad or a salt thereof and at least one protoporphyrinogen-IX oxidase inhibitor |
| US12041935B2 (en) | 2017-08-09 | 2024-07-23 | Basf Se | Herbicidal mixtures comprising L-glufosinate or its salt and at least one protoporphyrinogen-IX oxidase inhibitor |
| CN107318884A (en) * | 2017-08-24 | 2017-11-07 | 陕西上格之路生物科学有限公司 | A kind of ternary weeding composition containing glyphosate |
| CN111712133A (en) * | 2017-11-28 | 2020-09-25 | Upl有限公司 | Herbicidal combination |
| CN108184895A (en) * | 2018-03-23 | 2018-06-22 | 佛山市盈辉作物科学有限公司 | A kind of Herbicidal combinations containing benzene flumetsulam and anilofos |
| CN110839649A (en) * | 2018-08-20 | 2020-02-28 | 四川利尔作物科学有限公司 | Herbicidal composition and use thereof |
| WO2021151733A1 (en) | 2020-01-31 | 2021-08-05 | Basf Se | Herbicide combinations comprising glufosinate and saflufenacil |
| WO2022078972A1 (en) | 2020-10-12 | 2022-04-21 | Basf Se | Herbicide combination comprising glufosinate, saflufenacil and trifludimoxazin |
| EP4000400A1 (en) * | 2020-11-17 | 2022-05-25 | Basf Se | Herbicide combination comprising glufosinate, saflufenacil and trifludimoxazin |
| CN112425605A (en) * | 2020-12-15 | 2021-03-02 | 广西三晶化工科技有限公司 | Weeding composition containing saflufenacil and glyphos |
| CN113678834A (en) * | 2021-10-11 | 2021-11-23 | 合肥巨卓农业科技合伙企业(有限合伙) | Composition containing saflufenacil and glufosinate-ammonium compound |
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| CN103392732B (en) | 2016-05-11 |
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