CN104839178A - Weeding composition containing metamifop and florasulam - Google Patents
Weeding composition containing metamifop and florasulam Download PDFInfo
- Publication number
- CN104839178A CN104839178A CN201510184901.5A CN201510184901A CN104839178A CN 104839178 A CN104839178 A CN 104839178A CN 201510184901 A CN201510184901 A CN 201510184901A CN 104839178 A CN104839178 A CN 104839178A
- Authority
- CN
- China
- Prior art keywords
- agent
- florasulam
- metamifop
- herbicidal combinations
- dispersant
- 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.)
- Granted
Links
- ADDQHLREJDZPMT-AWEZNQCLSA-N (S)-metamifop Chemical compound O=C([C@@H](OC=1C=CC(OC=2OC3=CC(Cl)=CC=C3N=2)=CC=1)C)N(C)C1=CC=CC=C1F ADDQHLREJDZPMT-AWEZNQCLSA-N 0.000 title claims abstract description 50
- 239000005529 Florasulam Substances 0.000 title claims abstract description 46
- QZXATCCPQKOEIH-UHFFFAOYSA-N Florasulam Chemical compound N=1N2C(OC)=NC=C(F)C2=NC=1S(=O)(=O)NC1=C(F)C=CC=C1F QZXATCCPQKOEIH-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 239000000203 mixture Substances 0.000 title claims abstract description 39
- 238000009333 weeding Methods 0.000 title abstract description 3
- 241000196324 Embryophyta Species 0.000 claims abstract description 46
- 241000234653 Cyperus Species 0.000 claims abstract description 5
- 230000002363 herbicidal effect Effects 0.000 claims description 38
- 238000009472 formulation Methods 0.000 claims description 17
- 239000000843 powder Substances 0.000 claims description 17
- 239000002270 dispersing agent Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 238000009736 wetting Methods 0.000 claims description 14
- 240000007594 Oryza sativa Species 0.000 claims description 12
- 235000007164 Oryza sativa Nutrition 0.000 claims description 12
- 235000021307 Triticum Nutrition 0.000 claims description 12
- -1 carrier Substances 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- 235000009566 rice Nutrition 0.000 claims description 12
- 240000008042 Zea mays Species 0.000 claims description 11
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 11
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 10
- 235000005822 corn Nutrition 0.000 claims description 10
- 239000000080 wetting agent Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 8
- 241001553700 Euphorbia lathyris Species 0.000 claims description 7
- 235000013339 cereals Nutrition 0.000 claims description 7
- 239000000375 suspending agent Substances 0.000 claims description 6
- 239000005995 Aluminium silicate Substances 0.000 claims description 5
- 235000007319 Avena orientalis Nutrition 0.000 claims description 5
- 241000209763 Avena sativa Species 0.000 claims description 5
- 235000007558 Avena sp Nutrition 0.000 claims description 5
- 244000058871 Echinochloa crus-galli Species 0.000 claims description 5
- 240000005979 Hordeum vulgare Species 0.000 claims description 5
- 235000007340 Hordeum vulgare Nutrition 0.000 claims description 5
- 235000012211 aluminium silicate Nutrition 0.000 claims description 5
- 239000012752 auxiliary agent Substances 0.000 claims description 5
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical group O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000004562 water dispersible granule Substances 0.000 claims description 5
- 241001233914 Chelidonium majus Species 0.000 claims description 4
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims description 4
- 244000292697 Polygonum aviculare Species 0.000 claims description 4
- 235000006386 Polygonum aviculare Nutrition 0.000 claims description 4
- 229940100389 Sulfonylurea Drugs 0.000 claims description 4
- 241000132536 Cirsium Species 0.000 claims description 3
- 241000759199 Eleocharis acicularis Species 0.000 claims description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 3
- 239000000306 component Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- 239000007900 aqueous suspension Substances 0.000 claims description 2
- 229960000892 attapulgite Drugs 0.000 claims description 2
- 239000000440 bentonite Substances 0.000 claims description 2
- 229910000278 bentonite Inorganic materials 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims description 2
- 230000000740 bleeding effect Effects 0.000 claims description 2
- 239000013530 defoamer Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 239000007884 disintegrant Substances 0.000 claims description 2
- 239000003995 emulsifying agent Substances 0.000 claims description 2
- 150000002191 fatty alcohols Chemical class 0.000 claims description 2
- RRDQTXGFURAKDI-UHFFFAOYSA-N formaldehyde;naphthalene-2-sulfonic acid Chemical compound O=C.C1=CC=CC2=CC(S(=O)(=O)O)=CC=C21 RRDQTXGFURAKDI-UHFFFAOYSA-N 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 229910052625 palygorskite Inorganic materials 0.000 claims description 2
- 150000003014 phosphoric acid esters Chemical class 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 2
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 159000000000 sodium salts Chemical class 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 2
- 150000003871 sulfonates Chemical class 0.000 claims description 2
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 2
- 239000004094 surface-active agent Substances 0.000 claims description 2
- 239000002562 thickening agent Substances 0.000 claims description 2
- 241000207894 Convolvulus arvensis Species 0.000 claims 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims 1
- 244000098338 Triticum aestivum Species 0.000 claims 1
- 241000209504 Poaceae Species 0.000 abstract description 2
- 239000003814 drug Substances 0.000 description 27
- 239000004009 herbicide Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 17
- 230000003449 preventive effect Effects 0.000 description 17
- 238000012360 testing method Methods 0.000 description 12
- 241000209140 Triticum Species 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 8
- 229940079593 drug Drugs 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000002195 synergetic effect Effects 0.000 description 6
- 239000002131 composite material Substances 0.000 description 5
- 238000011160 research Methods 0.000 description 5
- YZHUMGUJCQRKBT-UHFFFAOYSA-M sodium chlorate Chemical compound [Na+].[O-]Cl(=O)=O YZHUMGUJCQRKBT-UHFFFAOYSA-M 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 231100000225 lethality Toxicity 0.000 description 3
- 230000010534 mechanism of action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 231100000419 toxicity Toxicity 0.000 description 3
- 230000001988 toxicity Effects 0.000 description 3
- 241000207892 Convolvulus Species 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 230000008485 antagonism Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000000857 drug effect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 231100000053 low toxicity Toxicity 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 235000020985 whole grains Nutrition 0.000 description 2
- MAYMYMXYWIVVOK-UHFFFAOYSA-N 2-[(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl]-4-(methanesulfonamidomethyl)benzoic acid Chemical compound COC1=CC(OC)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=C(CNS(C)(=O)=O)C=2)C(O)=O)=N1 MAYMYMXYWIVVOK-UHFFFAOYSA-N 0.000 description 1
- WTLNOANVTIKPEE-UHFFFAOYSA-N 2-acetyloxypropanoic acid Chemical compound OC(=O)C(C)OC(C)=O WTLNOANVTIKPEE-UHFFFAOYSA-N 0.000 description 1
- ADDQHLREJDZPMT-UHFFFAOYSA-N 2-{4-[(6-chloro-1,3-benzoxazol-2-yl)oxy]phenoxy}-N-(2-fluorophenyl)-N-methylpropanamide Chemical compound C=1C=C(OC=2OC3=CC(Cl)=CC=C3N=2)C=CC=1OC(C)C(=O)N(C)C1=CC=CC=C1F ADDQHLREJDZPMT-UHFFFAOYSA-N 0.000 description 1
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 description 1
- 240000006995 Abutilon theophrasti Species 0.000 description 1
- 244000047855 Acalypha wilkesiana Species 0.000 description 1
- 241000219193 Brassicaceae Species 0.000 description 1
- 241000209202 Bromus secalinus Species 0.000 description 1
- 244000157790 Buglossoides arvense Species 0.000 description 1
- 235000004256 Buglossoides arvense Nutrition 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 244000264242 Descurainia sophia Species 0.000 description 1
- 235000017680 Descurainia sophia Nutrition 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 240000003173 Drymaria cordata Species 0.000 description 1
- 241000380130 Ehrharta erecta Species 0.000 description 1
- RXCPQSJAVKGONC-UHFFFAOYSA-N Flumetsulam Chemical compound N1=C2N=C(C)C=CN2N=C1S(=O)(=O)NC1=C(F)C=CC=C1F RXCPQSJAVKGONC-UHFFFAOYSA-N 0.000 description 1
- RMFGNMMNUZWCRZ-UHFFFAOYSA-N Humulone Natural products CC(C)CC(=O)C1=C(O)C(O)(CC=C(C)C)C(O)=C(CC=C(C)C)C1=O RMFGNMMNUZWCRZ-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 239000005577 Mesosulfuron Substances 0.000 description 1
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- 240000008467 Oryza sativa Japonica Group Species 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 241000205407 Polygonum Species 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 241000756999 Potamogetonaceae Species 0.000 description 1
- 241000219289 Silene Species 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical class [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 241000219873 Vicia Species 0.000 description 1
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 1
- 229940121373 acetyl-coa carboxylase inhibitor Drugs 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 150000003851 azoles Chemical class 0.000 description 1
- 229920005551 calcium lignosulfonate Polymers 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- HCWYXKWQOMTBKY-UHFFFAOYSA-N calcium;dodecyl benzenesulfonate Chemical class [Ca].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 HCWYXKWQOMTBKY-UHFFFAOYSA-N 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid group Chemical class C(CC(O)(C(=O)O)CC(=O)O)(=O)O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- VMSLCPKYRPDHLN-NRFANRHFSA-N humulone Chemical compound CC(C)CC(=O)C1=C(O)C(CC=C(C)C)=C(O)[C@@](O)(CC=C(C)C)C1=O VMSLCPKYRPDHLN-NRFANRHFSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000012417 linear regression Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 235000009973 maize Nutrition 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- NWMAWVQSKNLCRO-UHFFFAOYSA-N n-phenylpyrimidine-2-sulfonamide Chemical compound N=1C=CC=NC=1S(=O)(=O)NC1=CC=CC=C1 NWMAWVQSKNLCRO-UHFFFAOYSA-N 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 230000000361 pesticidal effect Effects 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229940068984 polyvinyl alcohol Drugs 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 238000009781 safety test method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 229940124530 sulfonamide Drugs 0.000 description 1
- YROXIXLRRCOBKF-UHFFFAOYSA-N sulfonylurea Chemical class OC(=N)N=S(=O)=O YROXIXLRRCOBKF-UHFFFAOYSA-N 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
- 231100000041 toxicology testing Toxicity 0.000 description 1
- YMXOXAPKZDWXLY-QWRGUYRKSA-N tribenuron methyl Chemical group COC(=O)[C@H]1CCCC[C@@H]1S(=O)(=O)NC(=O)N(C)C1=NC(C)=NC(OC)=N1 YMXOXAPKZDWXLY-QWRGUYRKSA-N 0.000 description 1
- 230000001018 virulence Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a weeding composition which is safe to a plurality of crops, can prevent and treat annual growth and perennial Gramineae weed, nutgrass flatsedge and broad leaf weed, and two effective components are metamifop and florasulam.
Description
Technical field
The present invention relates to a kind of to various crop safety, can prevent and treat annual, perennial grassy weed, the Herbicidal combinations of nutgrass flatsedge and broad leaved weed and application thereof, two kinds of active ingredient being specifically related to is metamifop and florasulam.
Background technology
Metamifop (metamifop), molecular formula is C
23h
18clFN
2o
4, molecular weight 440.87, chemical name: (R)-2-{ (chloro-1, the 3-benzoxazole-2-base oxygen of 4-) phenoxy group } and-2 '-fluoro-N-methyl-prop anilid.Former medicine outward appearance is light brown powder, fusing point 77.0-78.5 DEG C, solvability 0.69mg/L (20 DEG C, pH7) in water.Its structural formula is:
Metamifop is developed and the aryloxyphenoxypropanoates class weed killer herbicide of patent protection in 1999 by Chemical Engineering Technology research institute of Korea S, and belong to acetyl-CoA carboxylase inhibitor, its compound is in calendar year 2001 patented protection at home.Metamifop is good to most of annual gramineous weed preventive effect, and to being greater than 3 leaf phase paddy rice high safeties, be mainly used in the rice field of various tillage method, as live field, seedling throwing field, transplant field postemergence weed control, and be expected to for other dry crops and Kill weeds.Metamifop low toxicity, environmentally safe, miscibilty is strong, and the lasting period reaches 40 days, is a very promising weed killer herbicide.
Florasulam (Florasulam), molecular formula is C
12h
8f
3n
5o
3s, molecular weight 359.28, the fluoro-5-ethyoxyl of chemical name 2', 6'-bis--8-fluorine [1,2,4] triazole [1,5-C] pyrimidine-2-sulfonanilide.Former medicine is white powder, solvability 6.36g/L (20 DEG C, pH7), fusing point 193.5-230.5 DEG C in water.Its structural formula is:
Florasulam researches and develops a kind of triazolopyrimidine sulfonamides super-high-efficient weed killer herbicide by Dow AgroSciences, belong to acetolactate synthestase (ALS) inhibitor, be mainly used in seedling rear defence except multiple broad leaved weeds such as composite family, Cruciferae, Polygonums, as wheat paddock clearvers, corn gromwell, cicely, vetch, chickweed, volume stem knotweed etc., and have extraordinary inhibitory action to the wartwort prevented and kill off the most difficult in wheatland.This medicine was promoted in countries such as the U.S., Australia, Canada before and after 2000, within 2011, use and extensive use in China's registration, in view of the feature that it is higher compared with wheatland Common Herbicides tribenuron-methyl preventive effect, the use year after year of long-term a period of time, existing part weeds produce resistance to it.In view of this composition low toxicity, broad weed-killing spectrum, the plurality of advantages such as Time To Market is not long, still have higher Development volue.The herbicide mixture of the research florasulam mechanism of action different from other, can prevent and delay the generation of Weed Resistance on the one hand, can expand herbicide spectrum on the other hand, improve drug effect.Current domestic registered florasulam and Flumetsulam, azoles humulone, the different monooctyl ester of 2 first 4 chlorine, mesosulfuron etc. more than 10 plants binary, the ternary built preparation of active component.
For raising medication efficiency and to crop safety, save drug cost, the present invention is by above two kinds of mechanism of action differences, and the active component of control spectrum complementation is composite, can be used for the multiple cereal crop fields such as wheat, barley, oat, paddy rice, corn, herbage, lawn.Compound proportion through technical research personnel Dui metamifop and florasulam conducts in-depth research, on the basis that formula indoor screens activity test and field medicine effect test, find that two kinds of active ingredients can significantly reduce single dose consumption within the scope of certain mixed ratio, and expanding prevention spectrum, a drug can prevent and treat most weeds of the whole Growing season in crop field, and antagonism clearvers preventive effect is better, greatly improves labor productivity.Have close metamifop and florasulam composite, and its synergy type, herbicide spectrum, herbicidal effect and being not reported crop safety etc., the present invention domesticly proposes first, belongs to domestically leading.
Summary of the invention
The object of the present invention is to provide the Herbicidal combinations of a kind of Han You metamifop and florasulam, can be used for the multiple cereal crop fields such as wheat, barley, oat, paddy rice, corn, herbage, lawn, prevent and kill off most annual, perennial grass family, broad leaved weed and nutgrass flatsedge, comprise the barnyard grass of resistance to/anti-sulfonylurea herbicide, moleplant seed, needle spikesedge herb, clearvers, wartwort, volume stem knotweed, field bindweed, setose thistle etc.
Another object of the present invention is to propose the application for metamifop and florasulam Reasonable when said composition, avoid blindly selecting each amounts of components and causing unnecessary waste, save drug cost, alleviate environmental pressure simultaneously, prevention and delaying drug resistance.
Be below the technical solution used in the present invention:
The invention provides the Herbicidal combinations of a kind of Han You metamifop and florasulam, it is characterized in that: effective ingredient Wei metamifop and florasulam two kinds, ratio of weight and number is in the composition 20 ~ 60:1, and preferred weight portion rate is 30 ~ 50:1.
Said herbicidal composition conventionally adds various auxiliary agent, carrier, can be processed into wetting powder, dispersible oil-suspending agent, any formulation that missible oil, water dispersible granules, aqueous suspension agent, effervescent agent, dispersant etc. are well known in the art.
Described Herbicidal combinations contains the agriculturally acceptable various auxiliary agent of preparation needed for pesticidal preparations, comprise one or more in solvent, emulsifier, wetting agent, stabilizing agent, dispersant, bleeding agent, thickener, defoamer, antifreezing agent, disintegrant, binding agent, filler, carrier, medium, surfactant, be known substance, can change to some extent according to different situations, be not particularly limited.
For wetting powder, dispersant can be added in composition components, wetting agent, filler implement.One in the dispersant that wherein said dispersant is alkyl naphthalene formaldehyde condensate sulfonates, 2-naphthalene sulfonic acid formaldehyde polymer sodium salt, dispersing agent MF, polyethers and this area are commonly used or any several combination; One in the wetting agent that described wetting agent is alkylnaphthalene sulfonate, lauryl sodium sulfate, fatty alcohol-polyoxyethylene ether, alkyl phenol (or fatty alcohol) polyoxyethylene poly-oxygen propylene aether and sulphate (or phosphoric acid ester) thereof and this area are commonly used or any several combination.Described filler is one in kaolin, bentonite, diatomite, white carbon, precipitated calcium carbonate, attapulgite or any several combination.Compound method is, each active component, dispersant, wetting agent, other filler are dropped in mixing kettle and stir, then the material of mixing is crossed airslide disintegrating mill, and then stir through mixing kettle, fineness crosses 325 mesh sieves, packing after indices detection is qualified, obtains Herbicidal Compositions Wettable pulvis of the present invention.
The present invention relates to above-mentioned Herbicidal combinations and can be used for the multiple cereal crop fields such as wheat, barley, oat, paddy rice, corn, herbage, lawn, the weeds kind of control comprises multiple annual gramineae, nutgrass flatsedge and broad leaved weed, part perennial broadleaf weed, comprises the barnyard grass of resistance to/anti-sulfonylurea herbicide, moleplant seed, needle spikesedge herb, clearvers, wartwort, volume stem knotweed, field bindweed, setose thistle etc.
Herbicidal combinations provided by the invention, usually adopts the method for directed spraying to use, also can adopt other operation techniques agriculturally applied as required.
Compared to prior art, advantage applies of the present invention exists:
1. Herbicidal combinations provided by the invention is applied to rice field there is not been reported, belongs to domestic initiation.In addition, to be that two kinds of active components that the mechanism of action is different are composite form said composition, can avoid singlely using the problem producing resistance, to the prolongation service life of medicament and the comprehensive regulation important in inhibiting of Weed Resistance for a long time.
2. Herbicidal combinations provided by the invention, comparatively single dose expands herbicide spectrum and range of application, annual gramineous weed, 1 year, perennial broadleaf weed can be prevented and kill off, especially resist the performance of sulfonylurea herbicide weeds excellent, can be used for the multiple cereal crop fields such as wheat, barley, oat, paddy rice, corn, herbage, lawn.
3. Herbicidal combinations provided by the invention, within the scope of the special ratios of two components, each single dose consumption greatly reduces, and saves drug cost, reduces labour intensity.This Herbicidal combinations lasting period reaches 40-60d, can realize the hope that most weeds are once prevented and kill off in a Growing season medication.The present invention be ensure crop safety, enhancing productivity provides a kind of weeds solution of applied widely, practical, environmental protection.
4. Herbicidal combinations provided by the invention, drug effect is played stably, and symptom is obvious, and weeding is thorough, and comparatively single dose uses drug cost low respectively, and operation technique is simple, and it is applied has huge economic benefit and social benefit.
It is to be noted, compound proportion of the present invention and applicable crops are obtained by the experiment of system, not simply to infer, and those skilled in the art just can not can obtain conclusion acquired by the present invention and test effect by means of only limited orthogonal experiment or simple logic analysis.
Embodiment
The present invention is described for following Examples, but does not limit the present invention.Each preparation case study on implementation is corresponding with biological case study on implementation.
Example of formulations example of formulations 1:48.8% metamifop florasulam (48:0.8) wetting powder
Successively Jiang metamifop 480 grams, florasulam 8 grams, white carbon 230 grams, naphthalenesulfonate formaldehyde condensation compound 160 grams, lauryl sodium sulfate 42 grams, in 600#-P polycarboxylate 80 grams of input blenders, stirring 30 minutes is that mixing of materials is even, about miniature air stream cracker is crushed to 900 orders, obtain 48.8% metamifop florasulam (48:0.8) wetting powder.
Example of formulations 2:25.5% metamifop florasulam (25:0.5) wetting powder
Successively 250 Ke metamifop, 5 grams of florasulams, 50 grams of NNO, 65 grams of sodium lignin sulfonates, 130 grams of white carbons, 500 grams of kaolin are dropped in blender, stirring makes mixing of materials even in 30 minutes, then cross airslide disintegrating mill, fineness of materials crosses 325 mesh sieves.And then in a mixer mix and blend is carried out to material, obtain 25.5% metamifop florasulam (25:0.5) wetting powder.
Example of formulations 3: 4.2% metamifop florasulam (4:0.2) dispersibles oil-suspending agent
75 grams of NONYL PHENOL POLYOXYETHYLENEs, 73 grams of castor oil polyoxyethylene ethers, 70 grams of calcium dodecyl benzene sulfonates are added in container, then add 40 Ke metamifop, 2 grams of florasulams while stirring, 90 grams of white carbons by 650 grams of soybean oils in suction container.Then high speed shear makes mixing of materials even in 30 minutes.Open cycle water and control sand mill below 40 degree, material is through sand milling, and fineness crosses 325 mesh sieves, obtains 4.2% metamifop florasulam (4:0.2) and dispersibles oil-suspending agent.
Example of formulations 4: 36% metamifop florasulam (35:1) water dispersible granules
Successively 350 Ke metamifop, 10 grams of florasulams, 80 grams of naphthalenesulfonate formaldehyde condensation compounds, 65 grams of calcium lignosulfonates, 30 grams of K12,20 grams of sodium sulphate, 30 grams of polyethylene glycol, 415 grams of kaolin are dropped in blender, stirring makes mixing of materials even in 30 minutes, then cross airslide disintegrating mill, fineness of materials crosses 325 mesh sieves.Add about 100 milliliters, water and be mixed into wet feed, wet method makes 20 order grains, dries 2 hours in pallet in hot-air oven at about 45 DEG C, after oven dry, after the whole grain of 18 mesh sieve, both obtains 36% metamifop florasulam (35:1) water dispersible granules.
Example of formulations 5:17.2% metamifop florasulam (16.8:0.4) effervescent agent
Successively 168 Ke metamifop, 4 grams of florasulams, 60 grams of lauryl sodium sulfate, 40 grams of wooden sodium sulfonates, 240 grams of citric acids, 200 grams of sodium bicarbonates, 238 grams of kaolin are dropped in blender, stirring makes mixing of materials even in 30 minutes, then cross airslide disintegrating mill, fineness of materials crosses 325 mesh sieves.Add 10% poly-vinyl alcohol solution 100 milliliters prepared in advance, wet method makes 20 order grains, be placed in pallet to dry 2 hours at about 45 DEG C at hot-air oven, 20 grams of dolomols are added again after oven dry, 20 grams of superfine silica gel powders, carry out the whole grain of compressing tablet with tablet press machine after mixing and namely obtain 17.2% metamifop florasulam (16.8:0.4) effervescent agent.
Biological Examples
The screening of composite reagent ratio first adopts common malicious factorization method Preliminary screening to go out to have the compound proportion of synergistic effect, then obtain equation of linear regression according to lethality design concentration gradient, and the EC90 of each process measured is converted into actual poison exponent (ATI); According to the proportioning of mixture, obtain theoretical toxicity index (TTI), the co-toxicity coefficient (CTC) by following formulae discovery mixture: the co-toxicity coefficient method with reference to the abundant method of Sun Yun (Y-P Sun) and John son is evaluated.
The malicious factor altogether=(actual measurement lethality-theoretical lethality)/theoretical lethality × 100
Malicious factor > 20 indicates synergistic effect altogether, and-20≤malicious factor≤20 expression summation action altogether, effect is subtracted each other in malicious factor <-20 expression altogether.
If co-toxicity coefficient is greater than 120, show there is synergistic effect; If be starkly lower than 80, be indicated as antagonism; Between 80 ~ 120, be indicated as summation action.
With moleplant seed, clearvers for examination material, total careless preventive effect is investigated with reference to " The Ministry of Agriculture of the People's Republic of China, MOA professional standard NYT 1155.9-2008 farm-chemical indoor determination test rule weed killer herbicide the 9th part: herbicide for paddy field active determination test cauline leaf spray-on process ", survey Shi Yan Zheng metamifop and florasulam two kinds has synergistic effect within the scope of certain proportion through series of indoor is raw, concrete evaluation method and data as follows:
The each compounded combination of table 1 is to the common malicious factor of moleplant seed, the total careless preventive effect of clearvers
， metamifop as seen from the above table: florasulam is all obviously greater than 20 with the mixed malicious factor altogether of the ratio of 20 ~ 60:1, is synergistic effect.When mixed with 80:1 with 1:1 ratio, the malicious factor is less than 20 altogether, is summation action.
Table 2 different ratio is to the co-toxicity coefficient of moleplant seed, the total careless preventive effect of clearvers and mixed effect assessment
| Medicament | Virulence equation | R^2 | EC 90ga.i./ha | Actual toxicity index | Theoretical toxicity index | Co-toxicity coefficient | Mixed effect |
| Metamifop (A) | y=1.9742x+2.3383 | 0.9319 | 99.41 | 100.00 | - | - | - |
| Florasulam (B) | y=1.8304x+3.4751 | 0.9404 | 34.14 | 291.17 | - | - | - |
| A：B=60:1 | y=2.2421x+7.3141 | 0.9809 | 103.90 | 95.68 | 98.34 | 97.29 | Be added |
| A：B=50:1 | y=2.3526x+7.8836 | 0.9455 | 62.54 | 158.95 | 98.13 | 161.98 | Synergy |
| A：B=40:1 | y=2.2406x+7.9276 | 0.9351 | 55.27 | 179.86 | 97.82 | 183.87 | Synergy |
| A：B=30:1 | y=2.5616x+7.9735 | 0.9759 | 65.56 | 151.63 | 97.30 | 155.83 | Synergy |
| A：B=20:1 | y=2.3906x+7.0976 | 0.9855 | 101.39 | 98.04 | 96.30 | 101.81 | Be added |
As shown in Table 2, metamifop and florasulam are with 60:1 and 20:1 for summation action when the abundant method of Jingsun's cloud (Y-P Sun) is evaluated again for the enhancing proportions gone out with common malicious factorization method Preliminary screening, and in the scope of 20 ~ 50:1, co-toxicity coefficient is greater than 120, shows as significant synergistic effect.Comprehensive above two groups of tests, You Xuan metamifop ratio mixed with florasulam is 30 ~ 50:1.
Preventive effect may be affected by the factor such as environment, pesticide application technology when considering the practical application of weed killer herbicide field, inventor is mixed with respective sample by as above example of formulations, with reference to " National Standard of the People's Republic of China's pesticide field efficacy medicine test criterion () " design paddy rice, corn, wheat field efficacy and safety testing, with bright true metamifop effect mixed with florasulam field.Concrete test operation is as follows:
Test medicine: example of formulations 1 ~ 5, specific as follows:
Preparation 1:36.6% metamifop florasulam (36:0.6) wetting powder
Preparation 2:25.5% metamifop florasulam (25:0.5) wetting powder
Preparation 3:4.2% metamifop florasulam (4:0.2) dispersibles oil-suspending agent
Preparation 4:36% metamifop florasulam (35:1) water dispersible granules
Preparation 5:17.2% metamifop florasulam (16.8:0.4) effervescent agent
Contrast medicament: 10% metamifop wetting powder (WP), 50g/L florasulam suspending agent (SC)
Pilot survey object: investigation medicament, to the preventive effect of various weeds and total careless preventive effect, investigates the safety of medicine ensuing crop.Paddy field is experimental field selected from cold water ditch autumn harvest rice transplanting rice field (japonica rice), and field main weeds is barnyard grass, moleplant seed, rhizoma alismatis, pondweed; Corn field is experimental field selected from Shui Po village ordinary maize (Zheng Dan 958) field, and field main weeds is barnyard grass, lady's-grass, acalypha copperleaf, piemarker; Wheat paddock is experimental field selected from plant area experimental field, and wheat breed is Jimai 22, and field main weeds is Descurainia sophia, clearvers, conical silene herb, bromegrass etc.
Spraying time: weeds in field all sprouts substantially, was in for 2 ~ 6 leaf phases mostly.
Application method and field management: by local farming method.
Quarter Design: random district, community group arranges, 30 square metres, every community, repeats for 4 times.
Preventive effect is investigated: absolute-value scheme, and every community Stochastic choice 4 point, samples for 0.25 square metre often, and statistics weeds strain number, calculates strain preventive effect (E
1).
CK
0for number of weeds before dispenser, CK
1for number of weeds after dispenser; Pt
0for number of weeds before treatment region dispenser, Pt
1for number of weeds after treatment region dispenser.
Crop is investigated: observe medicament to crop with or without poisoning, the type of record poisoning and degree.The index such as 30d plant height, tiller number, fresh weight after investigation medicine.
Result of the test:
Table 3 metamifop florasulam composition is to 30d preventive effect after each weeds medicine of paddy field
Table 4 metamifop florasulam composition is to 40d preventive effect after each weeds medicine of corn field
Table 5 metamifop florasulam composition is to 20d preventive effect after each weeds medicine of wheat paddock
From above data, the composition of each example of formulations proportioning all can reach more than 90% to paddy field, corn field, the total careless preventive effect of wheat paddock, and the only Shi metamifop of Dan and florasulam can only prevent and kill off grassy weed and broad leaved weed respectively.Can reach the preventive effect suitable with complex preparation when being used respectively by recommendation consumption by two medicaments, but drug cost must increase, labour intensity is large, and the agricultural chemicals put in farmland is many, has increased the weight of environmental pressure.In addition, example of formulations 2,4,5 three samples each group test in preventive effect all higher than example of formulations 1 and 3 Kao Cha metamifop and florasulam compound proportion known, example of formulations 2,4,5 compound proportion scope, in 30 ~ 50:1, conforms to optimum ratio scope in the present invention.
Observation post administration each crop symptomatic reaction: each example of formulations is by recommending consumption process plant leaf without obvious symptom of chemical damage, and growing way is good.After medicine 30 days, the indexs such as investigation crop tiller number, fresh weight, plant height, concrete data were in table 6.
30d crop pattern index after table 6 medicine
As seen from the above table, each chemicals treatment does not make significant difference to crop tiller number, fresh weight, plant height, through significance of difference analysis, each desired value and blank difference not remarkable.To sum up, composition described in each example of formulations to for examination paddy rice, corn, wheat safety, does not make significant difference to growth under recommended dose.
In view of test material kind and kind restriction, the control efficiency of safety to other kinds of trial crops and other kind weeds can not be inferred, but above-mentioned data content suffices to show that conclusion of the present invention, does not affect creativeness of the present invention and novelty.
Above with a general description of the specific embodiments to invention has been detailed description; but on basis of the present invention, can to work some amendment and improve, therefore; these done without departing from theon the basis of the spirit of the present invention amendments and improvement, all belong to the scope of protection of the invention.
Claims (9)
1. contain a Herbicidal combinations for metamifop and florasulam, it is characterized in that effective ingredient is metamifop and florasulam, ratio of weight and number is in the composition 20 ~ 60:1, and preferred weight portion rate is 30 ~ 50:1.
2. Herbicidal combinations according to claim 1, wherein Herbicidal combinations conventionally adds auxiliary agent.
3. Herbicidal combinations according to claim 2, wherein said auxiliary agent is selected from one or more in solvent, emulsifier, wetting agent, stabilizing agent, dispersant, bleeding agent, thickener, defoamer, antifreezing agent, disintegrant, binding agent, filler, carrier, medium, surfactant.
4. according to the Herbicidal combinations of any one in claim 1-3, any formulation that the formulation of wherein said Herbicidal combinations can be selected from wetting powder, dispersibles oil-suspending agent, missible oil, water dispersible granules, aqueous suspension agent, effervescent agent, dispersant etc. are well known in the art.
5., according to the preparation method of the Herbicidal combinations of any one in claim 1-3, it is characterized in that metamifop and florasulam, and optional auxiliary agent mix mutually.
6. a wetting powder, is characterized in that comprising the Herbicidal combinations as any one in claim 1-4.
7. wetting powder according to claim 6, wherein comprise dispersant, wetting agent and filler, described dispersant is alkyl naphthalene formaldehyde condensate sulfonates, 2-naphthalene sulfonic acid formaldehyde polymer sodium salt, dispersing agent MF, one in the dispersant that polyethers and this area are commonly used or any several combination, described wetting agent is alkylnaphthalene sulfonate, lauryl sodium sulfate, fatty alcohol-polyoxyethylene ether, one in the wetting agent that alkyl phenol (or fatty alcohol) polyoxyethylene poly-oxygen propylene aether and sulphate (or phosphoric acid ester) thereof and this area are commonly used or any several combination, described filler is kaolin, bentonite, diatomite, white carbon, precipitated calcium carbonate, one in attapulgite or any several combination.
8. according to the preparation method of the wetting powder of claim 6 or 7, each active component, dispersant, wetting agent, filler is it is characterized in that to drop in mixing kettle and stir, then the material of mixing is crossed airslide disintegrating mill, and then stir through mixing kettle, fineness crosses 325 mesh sieves, packing after indices detection is qualified, obtains Herbicidal Compositions Wettable pulvis.
9. according to the application of the wetting powder control farmland weed of any one in the Herbicidal combinations of any one in claim 1-4 or claim 6-7, be preferred for the application of annual, the perennial grassy weed of the multiple cereal crop field control such as wheat, barley, oat, paddy rice, corn, herbage, lawn, nutgrass flatsedge and broad leaved weed, more preferably prevent and treat the application of resistance to/anti-sulfonylurea weeds such as barnyard grass, moleplant seed, needle spikesedge herb, clearvers, wartwort, volume stem knotweed, field bindweed, setose thistle.
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| CN107372543A (en) * | 2017-08-10 | 2017-11-24 | 江苏辉丰农化股份有限公司 | The Herbicidal combinations of Han You metamifops and Flumetsulam |
| CN108684672A (en) * | 2018-06-07 | 2018-10-23 | 合肥喜田生物科技有限公司 | A kind of mixed herbicide and its application of the metamifops of, containing cyhalofop-butyl and florasulam |
| CN115088725A (en) * | 2021-08-16 | 2022-09-23 | 吉林省八达农药有限公司 | Weeding composition and preparation method thereof |
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| CN101822262A (en) * | 2010-05-18 | 2010-09-08 | 东莞市瑞德丰生物科技有限公司 | Weeding composition |
| CN101946783A (en) * | 2010-09-17 | 2011-01-19 | 北京颖新泰康国际贸易有限公司 | Herbicide composition and application thereof |
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| CN101822262A (en) * | 2010-05-18 | 2010-09-08 | 东莞市瑞德丰生物科技有限公司 | Weeding composition |
| CN101946783A (en) * | 2010-09-17 | 2011-01-19 | 北京颖新泰康国际贸易有限公司 | Herbicide composition and application thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107372543A (en) * | 2017-08-10 | 2017-11-24 | 江苏辉丰农化股份有限公司 | The Herbicidal combinations of Han You metamifops and Flumetsulam |
| CN108684672A (en) * | 2018-06-07 | 2018-10-23 | 合肥喜田生物科技有限公司 | A kind of mixed herbicide and its application of the metamifops of, containing cyhalofop-butyl and florasulam |
| CN115088725A (en) * | 2021-08-16 | 2022-09-23 | 吉林省八达农药有限公司 | Weeding composition and preparation method thereof |
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