CN101548685B - Herbicide and uses thereof - Google Patents
Herbicide and uses thereof Download PDFInfo
- Publication number
- CN101548685B CN101548685B CN2009100984758A CN200910098475A CN101548685B CN 101548685 B CN101548685 B CN 101548685B CN 2009100984758 A CN2009100984758 A CN 2009100984758A CN 200910098475 A CN200910098475 A CN 200910098475A CN 101548685 B CN101548685 B CN 101548685B
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- glyphosate
- salt
- weed killer
- killer herbicide
- methyl
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Abstract
The invention discloses a herbicide, which is composed of glyphosate or glyphosate salt and sulfonylurea compounds; the weight ratio of glyphosate or glyphosate salt: sulfonylurea compounds = 10-100:1. the invention further discloses a powder form herbicide prepared from the above herbicide, which comprises the following components with contents of: 25-85% of herbicide and 3-12% of ammonium sulfate, 7-18% of auxiliary agent, 0-42% of filling material and 2-60% of sodium sulphate. The herbicide is used for controlling water area weed.
Description
Technical field
The present invention relates to a kind of weed killer herbicide, and the purposes of this kind weed killer herbicide.
Background technology
In recent years, the generation of China waters weeds harm is on the rise, and agricultural production, water conservancy irrigation and drainage, aquaculture, water transportation and water area ecological environment have been caused increasing influence, is just causing the attention of relevant department.One of the most serious malignant weed takes place and endangers in alternanthera philoxeroides Alternanthera philoxerorides (Mart.) Griseb..This grass belongs to the perennial perennial root ruderal of Amaranthaceae, and vitality is extremely strong, and breeding is fast, and rate of propagation is surprising.Import China into from the thirties in last century; Nowadays spread all over more than 20 provinces and cities of China and autonomous region, in the farmland, ground large tracts of land such as irrigation canals and ditches, pond, river, lake, reservoir take place, many places are covered with whole pond; Occupy the whole piece river course; Make the pond to culture, the water conservancy irrigation and drainage are obstructed, and water environment worsens.The people abhors alternanthera philoxeroides, but has no way out.
For the improvement of waters alternanthera philoxeroides, did many experimental studies both at home and abroad.Utilize the straight chest flea beetle Agasicles bygrophila of lotus grass to carry out biological control has the waters alternanthera philoxeroides and controls careless effect preferably on Sydney, AUS and other places.But because climate reasons can't be used this natural enemy in more area and control alternanthera philoxeroides.Chemical control is the main measure of administering alternanthera philoxeroides at present, but present domestic shortage can thoroughly be prevented and treated this careless medicament.
Glyphosate has high-efficiency low-toxicity and in the weeds body, absorbs advantages such as conductivity is good, is the weed killer herbicide kind that is mainly used in waters alternanthera philoxeroides control at present.But the killing effect of rhizome is still not ideal enough under water to alternanthera philoxeroides for glyphosate, the rhizome recurrence harm again very soon under water of this grass.Therefore, the weed killer herbicide kind that research and development make new advances has important practical significance for thoroughly preventing and kill off of waters alternanthera philoxeroides.
Summary of the invention
The technical problem that the present invention will solve provides the purposes of a kind of weed killer herbicide and this weed killer herbicide: be used for waters control alternanthera philoxeroides.
In order to solve the problems of the technologies described above, the present invention provides a kind of weed killer herbicide, and this weed killer herbicide is formed glyphosate or glyphosate salt by glyphosate or glyphosate salt and sulfonyl urea compound: the weight ratio of sulfonyl urea compound=10～100: 1.
Improvement as weed killer herbicide of the present invention: sulfonyl urea compound is metsulfuron-methyl (metsulfuron); Chlorine sulphur swells (chlorsulfuron); Tribenuron-methyl (tribenuron-methyl); Ethametsulfuron (ethametsulfuron-methyl); Triasulfuron (triasulfuron); Prosulfuron (prosulfuron); Cinosulfuron (cinosulfuron); AC322140 (cyclosulfamuron); Chlorimuronethyl (chlorimuron-ethyl); Bensulfuron-methyl (bensulfuron-methyl); Pyrazosulfuron (pyrazosulfuron-methyl); Primisulfuronmethyl (primisulfuron-methyl); Nicosulfuron (nicosulfuron); Triflusulfuronmethyl (triflusulfuron-methyl); Flazasulfuron (flazasulfuron); Amidosulfuron (amidosulfuron); Azimsulfuron (azimsulfuron); Ethoxysulfuron (ethoxysulfuron); Flucarbazonesodium (flucarbazone-sodium); Flupyrsulfuron-methyl-sodium (flupyrsulfuron-methyl-sodium); Foramsulfuron (foramsulfuron); Halosulfuronmethyl (halosulfuron-methyl); Imazosulfuron (imazosulfuron); Iodosulfuron methyl sodium (iodosulfuron-methyl); Oxasulfuron (oxasulfuron); Procarbazone (procarbazone); Rimsulfuron (rimsulfuron); Sulfometuronmethyl (sulfometuron-methyl); Sulfosulfuron (sulfosulfuron); Thifensulfuronmethyl (thifensulfuron-methyl); Trifloxysulfuron (trifloxysulfuron); At least a in the tritosulfuron weed killer herbicides such as (tritosulfuron); Glyphosate salt is the organic amine salt of glyphosate, the alkali metal salt of glyphosate, the ammonium salt of glyphosate or the trimethyl sulfosalt of glyphosate.
Further improvement as weed killer herbicide of the present invention: the organic amine salt of glyphosate is the isopropyl amine salt of glyphosate, the triethylamine salt of glyphosate, the methylamine salt of glyphosate or the ethanolamine salt of glyphosate; The alkali metal salt of glyphosate is the sodium salt of glyphosate or the sylvite of glyphosate.
The present invention also provides the powder-type weed killer herbicide that uses above-mentioned weed killer herbicide to process simultaneously, and the prescription of this powder-type weed killer herbicide is formed and weight content is: 11%～85% weed killer herbicide and 3%～12% ammonium sulfate, 7%～18% auxiliary agent, 0%～42% filler, 2%～60% sodium sulphate.
As the improvement of powder-type weed killer herbicide, auxiliary agent is at least a in cycloaliphatic ring oxidative ethane, fatty ethylene oxide adduct, amido silicon oil, Tea Saponin and the APG; Filler is a basic salt, for example is at least a in sodium bicarbonate, sodium carbonate, sodium sulphite, saleratus, potash, potassium sulfite and the sodium sulphate.
Above-mentioned weed killer herbicide and powder-type weed killer herbicide are used for controlling water area weed, for example alternanthera philoxeroides.
In the present invention: the ammonium salt of the preferred glyphosate of glyphosate salt, isopropyl amine salt or sylvite; The preferred metsulfuron-methyl of sulfonyl urea compound; 0818 auxiliary agent that the preferred U.S. of auxiliary agent Monsanto Company produces, this 0818 auxiliary agent contains Tea Saponin and APG.
Can adopt routine techniques, weed killer herbicide of the present invention is processed soluble powder, certainly, also can adopt routine techniques to process formulations such as aqua, microemulsion, suspending agent, aqueous emulsion, soluble granula.
Consider from the storage-stable aspect of medicament active ingredient; In view of the sulfonyl urea compound facile hydrolysis and under alkali condition more stable characteristics; Weed killer herbicide of the present invention is mixed with the powder-type weed killer herbicide; Need to add the filler of the physicochemical properties such as pH of regulating medicament in the process, preferred sodium carbonate of filler or potash.
Particularity in view of water environment; To being used for the weed killer herbicide of controlling water area weed; Require selected prescription medicament to have following characteristic on stream: aspect the mode of action, must have good interior suction conductivity, the killing effect of rhizome is good under water to alternanthera philoxeroides; Require in the use to be treated to the master with cauline leaf; Necessary low toxicity aspect toxicity is to aquatile safety such as fish.
Inventor of the present invention has developed a kind of novel weed killer herbicide according to above-mentioned mentality of designing, this weed killer herbicide with (a) glyphosate (common name glyphosate) or glyphosate salt and (b) sulfonyl urea compound as active ingredient (active component).
Two kinds of active components that the present invention selected for use are to aquatile safety, like the former powder of glyphosate to rat acute per os LD
50Be 4300mg/kg, glyphosate is to the LC of rainbow trout
50For 120mg/L (48 hours), to the LC of Bluegill
50For 140mg/L (48 hours), to the LC of water flea
50Be 780mg/L (48 hours).Metsulfuron-methyl is to the acute oral LD of rat
50Greater than 5000mg/kg, to the LC of rainbow trout and Bluegill
50All greater than 150mg/L (96 hours), to the LC of water flea
50Greater than 150mg/L (48 hours).
Weed killer herbicide of the present invention after glyphosate and metsulfuron-methyl be mixed, is prevented and kill off the satisfactory for result of waters alternanthera philoxeroides, kills careless effect and obviously is superior to agent of glyphosate list and the agent of metsulfuron-methyl list, and is especially better to the killing effect of rhizome under water.Weed killer herbicide of the present invention has enlarged and has killed the grass spectrum, and the various weeds in waters are all had effect preferably, and the rhizome preventive effect is relatively poor under water kills the narrow defective of grass spectrum with metsulfuron-methyl to weeds to have overcome glyphosate, and advantage is obvious in practical application.Medicament weeding of the present invention is more thorough, can reduce the medication number of times, and the control cost is lower with glyphosate than single, applies more easily and is accepted by the masses.Weed killer herbicide of the present invention has reduced the possibility of metsulfuron-methyl to eco-environmental impact, and the usage amount of metsulfuron-methyl is starkly lower than the dosage that the metsulfuron-methyl list is used when reaching same control efficiency among the present invention.In addition, the pesticide resistance problem of weeds is an outstanding difficult problem that faces in the domestic and international weeds comprehensive regulation process, and the quantity of pesticide resistance weeds biotype constantly increases in recent years.The present invention is mixed sulfonylurea herbicides such as glyphosate and metsulfuron-methyl or uses with, and the mechanism of action of two medicaments is different, has reduced the possibility that pesticide resistance occurs, and helps the sustainable improvement of malignant weeds such as alternanthera philoxeroides.
During weeds such as weed killer herbicide of the present invention control alternanthera philoxeroides, with weed killer herbicide with the clear water dilution after, adopt spray-on process evenly to be sprayed on the target plant cauline leaf.450～5000 gram active ingredients (this active ingredient refers to weed killer herbicide) are used in general per hectare waters.General every 1kg active ingredient is diluted with 60～1000kg clear water.
Embodiment
Part in following examples is all represented weight portion.
Embodiment 1, a kind of weed killer herbicide get by grinding after 30 parts of glyphosates and 0.3 part of even mixing of metsulfuron-methyl.
Embodiment 2, a kind of powder-type weed killer herbicide add 7 parts of 0818 auxiliary agents in embodiment 1 described weed killer herbicide, grind after 22.7 parts in sodium carbonate, 12 parts in ammonium sulfate evenly mix with 28 parts in sodium sulphate and get.Promptly this powder-type weed killer herbicide is by 30 parts of glyphosates, 0.3 part of metsulfuron-methyl, 7 parts of 0818 auxiliary agents, 22.7 parts in sodium carbonate, 12 parts in ammonium sulfate and 28 parts of compositions of sodium sulphate.
Embodiment 3, a kind of weed killer herbicide get by grinding after 10 parts of glyphosates and 1 part of even mixing of metsulfuron-methyl.
Embodiment 4, a kind of powder-type weed killer herbicide add 9 parts of 0818 auxiliary agents in embodiment 3 described weed killer herbicides, grind after 15 parts in sodium carbonate, 12 parts in ammonium sulfate evenly mix with 53 parts in sodium sulphate and get.
Embodiment 5, a kind of weed killer herbicide get by grinding after 70 parts of sodium glyphosates and 1 part of even mixing of metsulfuron-methyl.
Embodiment 6, a kind of powder-type weed killer herbicide add 18 parts of 0818 auxiliary agents in embodiment 5 described weed killer herbicides, grind after 6 parts in ammonium sulfate evenly mixes with 5 parts in sodium sulphate and get.
Embodiment 7, a kind of weed killer herbicide, by 50 parts of glyphosate isopropyl amine salts, 0.3 part of metsulfuron-methyl and chlorine sulphur evenly grind and get after the mixing for grand 0.3 part.
Embodiment 8, a kind of powder-type weed killer herbicide add 12 parts of 0818 auxiliary agents in embodiment 7 described weed killer herbicides, grind after 24.4 parts in sodium carbonate, 10 parts in ammonium sulfate evenly mix with 3 parts in sodium sulphate and get.
Embodiment 9, a kind of weed killer herbicide get by grinding after 50 parts of ammonium glyphosates and 1 part of even mixing of metsulfuron-methyl.
Embodiment 10, a kind of powder-type weed killer herbicide add 12 parts of 0818 auxiliary agents in embodiment 9 described weed killer herbicides, grind after 23 parts in sodium carbonate, 10 parts in ammonium sulfate evenly mix with 4 parts in sodium sulphate and get.
Experiment 1, be 40m with every consistent area of the stand density of alternanthera philoxeroides
2The waters as subjects, following 6 processing are set altogether make an experiment, every Processing Test repeats 3 times:
Handle 1, select the powder-type weed killer herbicide of embodiment 2 for use, by per hectare waters dosage 5250 these powder-type weed killer herbicides of gram (active ingredient is: 1575 gram glyphosates+15.75 gram metsulfuron-methyls), with carrying out the processing of spraying of weeds cauline leaf after the dilution of 750L clear water;
Handle 2, select the powder-type weed killer herbicide of embodiment 8 for use; By per hectare waters dosage 4248 these powder-type weed killer herbicides of gram (active ingredient is: 2124 gram glyphosate isopropyl amine salts (being converted to glyphosate is 1575 grams)+12.75 gram metsulfuron-methyls+12..75 gram chlorine sulphur is grand), handle with carrying out the spraying of weeds cauline leaf after the dilution of 750L clear water;
Handling 3, selecting active constituent content for use is the aqua of 41% glyphosate isopropyl amine salt (being converted to glyphosate content is 30.4%), carries out the spraying of weeds cauline leaf after diluting with the 750L clear water by this weed killer herbicide of per hectare 5181ml and handles;
Handling 4, selecting the active ingredient mass content for use is 10% metsulfuron-methyl wetting powder, handles after diluting with the 750kg clear water by per hectare 157.5 these weed killer herbicides of gram (referring to effective dose);
Handling 5, selecting the active ingredient mass content for use is 10% metsulfuron-methyl wetting powder, handles after diluting with the 750kg clear water by per hectare 600 these weed killer herbicides of gram (referring to effective dose);
Handling 6, contrast, is control group with the spray clear water.
Above-mentioned processing 1～6 all adopts spray-on process evenly to be sprayed on the target plant cauline leaf.The alternanthera philoxeroides size is 6～7 pairs of leaves during chemicals treatment.The spraying volume per hectare is 750 liters.The cover degree of 14 and 28 days investigation weeds was investigated the survival number of rhizome under water in 28 days after the chemicals treatment after the chemicals treatment, and 60 of every sub-district random searchings are rhizome under water.
Result of the test is as shown in table 1:
The effect of the different chemical controls of table 1 waters alternanthera philoxeroides
Above result of the test shows that weed killer herbicide of the present invention is high to the biologically active of alternanthera philoxeroides, has synergistic effect.
At last, it is also to be noted that what more than enumerate only is specific embodiment of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (3)
1. the purposes of a weed killer herbicide, it is characterized in that: be used for controlling water area weed, said waters weeds are alternanthera philoxeroides; Said weed killer herbicide is formed said glyphosate or glyphosate salt by glyphosate or glyphosate salt and sulfonyl urea compound: the weight ratio of sulfonyl urea compound=10～100: 1;
Said sulfonyl urea compound is metsulfuron-methyl or is that metsulfuron-methyl and chlorine sulphur are grand.
2. the purposes of weed killer herbicide according to claim 1, it is characterized in that: said glyphosate salt is the organic amine salt of glyphosate, the alkali metal salt of glyphosate, the ammonium salt of glyphosate or the trimethyl sulfonium salt of glyphosate.
3. the purposes of weed killer herbicide according to claim 2, it is characterized in that: the organic amine salt of said glyphosate is the isopropyl amine salt of glyphosate, the triethylamine salt of glyphosate, the methylamine salt of glyphosate or the ethanolamine salt of glyphosate; The alkali metal salt of glyphosate is the sodium salt of glyphosate or the sylvite of glyphosate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100984758A CN101548685B (en) | 2009-05-11 | 2009-05-11 | Herbicide and uses thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100984758A CN101548685B (en) | 2009-05-11 | 2009-05-11 | Herbicide and uses thereof |
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| Publication Number | Publication Date |
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| CN101548685A CN101548685A (en) | 2009-10-07 |
| CN101548685B true CN101548685B (en) | 2012-07-25 |
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| CN2009100984758A Expired - Fee Related CN101548685B (en) | 2009-05-11 | 2009-05-11 | Herbicide and uses thereof |
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Families Citing this family (6)
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|---|---|---|---|---|
| US8324132B2 (en) | 2010-03-31 | 2012-12-04 | E. I. Du Pont De Nemours And Company | Mixture and method for controlling undesired vegetation |
| CN102286501B (en) * | 2011-07-25 | 2012-12-12 | 南京农业大学 | Thifensulfuron methyl hydrolase tsmE gene and use thereof |
| CN105367211A (en) * | 2014-08-30 | 2016-03-02 | 郑丹丹 | Herbicide |
| CN108308187A (en) * | 2018-02-11 | 2018-07-24 | 河北中天邦正生物科技股份公司 | A kind of composition pesticide and its application |
| CN110950418A (en) * | 2019-12-27 | 2020-04-03 | 中国水产科学研究院珠江水产研究所 | Comprehensive treatment method for dealing with foreign species invasion of reservoir area |
| CN112006027A (en) * | 2020-09-04 | 2020-12-01 | 安徽省四达农药化工有限公司 | Preparation and application of sulfometuron-methyl and glyphosate combined weeding suspending agent |
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| CN1167571A (en) * | 1996-06-11 | 1997-12-17 | 娄底地区农业科学研究所 | Terrestrial grass weeding wettable powder |
| CN1210676A (en) * | 1997-09-09 | 1999-03-17 | 江苏省激素研究所 | High effective herbicide for gardens |
| CN1439266A (en) * | 2003-02-24 | 2003-09-03 | 浙江新安化工集团股份有限公司 | Preparation for weeds and waterhayacinth in water bodies |
| CN1454478A (en) * | 2003-05-16 | 2003-11-12 | 许网保 | Excellent efficient herbicide for landscape |
| CN1642426A (en) * | 2002-03-05 | 2005-07-20 | 拜尔作物科学有限公司 | Herbicide combinations with special sulfonylureas |
| CN1781375A (en) * | 2005-03-31 | 2006-06-07 | 河北宣化农药有限责任公司 | Bicao mixture |
-
2009
- 2009-05-11 CN CN2009100984758A patent/CN101548685B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1167571A (en) * | 1996-06-11 | 1997-12-17 | 娄底地区农业科学研究所 | Terrestrial grass weeding wettable powder |
| CN1210676A (en) * | 1997-09-09 | 1999-03-17 | 江苏省激素研究所 | High effective herbicide for gardens |
| CN1642426A (en) * | 2002-03-05 | 2005-07-20 | 拜尔作物科学有限公司 | Herbicide combinations with special sulfonylureas |
| CN1439266A (en) * | 2003-02-24 | 2003-09-03 | 浙江新安化工集团股份有限公司 | Preparation for weeds and waterhayacinth in water bodies |
| CN1454478A (en) * | 2003-05-16 | 2003-11-12 | 许网保 | Excellent efficient herbicide for landscape |
| CN1781375A (en) * | 2005-03-31 | 2006-06-07 | 河北宣化农药有限责任公司 | Bicao mixture |
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| CN101548685A (en) | 2009-10-07 |
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Granted publication date: 20120725 Termination date: 20170511 |