CN104186503B - Containing compound herbicide and the application thereof of pyribenzoxim, cyhalofop-butyl and penoxsuam - Google Patents
Containing compound herbicide and the application thereof of pyribenzoxim, cyhalofop-butyl and penoxsuam Download PDFInfo
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- CN104186503B CN104186503B CN201410460596.3A CN201410460596A CN104186503B CN 104186503 B CN104186503 B CN 104186503B CN 201410460596 A CN201410460596 A CN 201410460596A CN 104186503 B CN104186503 B CN 104186503B
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- China
- Prior art keywords
- agent
- cyhalofop
- butyl
- penoxsuam
- pyribenzoxim
- 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.)
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- 239000004009 herbicide Substances 0.000 title claims abstract description 95
- 230000002363 herbicidal effect Effects 0.000 title claims abstract description 80
- 239000005502 Cyhalofop-butyl Substances 0.000 title claims abstract description 44
- TYIYMOAHACZAMQ-CQSZACIVSA-N Cyhalofop-butyl Chemical group C1=CC(O[C@H](C)C(=O)OCCCC)=CC=C1OC1=CC=C(C#N)C=C1F TYIYMOAHACZAMQ-CQSZACIVSA-N 0.000 title claims abstract description 42
- 150000001875 compounds Chemical class 0.000 title claims abstract description 37
- OVXMBIVWNJDDSM-UHFFFAOYSA-N (benzhydrylideneamino) 2,6-bis[(4,6-dimethoxypyrimidin-2-yl)oxy]benzoate Chemical compound COC1=CC(OC)=NC(OC=2C(=C(OC=3N=C(OC)C=C(OC)N=3)C=CC=2)C(=O)ON=C(C=2C=CC=CC=2)C=2C=CC=CC=2)=N1 OVXMBIVWNJDDSM-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 241000196324 Embryophyta Species 0.000 claims description 53
- 240000007594 Oryza sativa Species 0.000 claims description 39
- 235000007164 Oryza sativa Nutrition 0.000 claims description 36
- 235000009566 rice Nutrition 0.000 claims description 36
- 238000002360 preparation method Methods 0.000 claims description 21
- 239000000375 suspending agent Substances 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 238000010899 nucleation Methods 0.000 claims description 11
- 244000025254 Cannabis sativa Species 0.000 claims description 7
- 239000002270 dispersing agent Substances 0.000 claims description 7
- QYDYPVFESGNLHU-UHFFFAOYSA-N elaidic acid methyl ester Natural products CCCCCCCCC=CCCCCCCCC(=O)OC QYDYPVFESGNLHU-UHFFFAOYSA-N 0.000 claims description 7
- 239000003995 emulsifying agent Substances 0.000 claims description 7
- QYDYPVFESGNLHU-KHPPLWFESA-N methyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC QYDYPVFESGNLHU-KHPPLWFESA-N 0.000 claims description 7
- 229940073769 methyl oleate Drugs 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 7
- 238000009736 wetting Methods 0.000 claims description 7
- 240000001592 Amaranthus caudatus Species 0.000 claims description 4
- 235000009328 Amaranthus caudatus Nutrition 0.000 claims description 4
- 240000006995 Abutilon theophrasti Species 0.000 claims description 3
- 240000006122 Chenopodium album Species 0.000 claims description 3
- 235000009344 Chenopodium album Nutrition 0.000 claims description 3
- 235000002594 Solanum nigrum Nutrition 0.000 claims description 3
- 240000002307 Solanum ptychanthum Species 0.000 claims description 3
- 244000058871 Echinochloa crus-galli Species 0.000 claims 1
- YZHUMGUJCQRKBT-UHFFFAOYSA-M sodium chlorate Chemical class [Na+].[O-]Cl(=O)=O YZHUMGUJCQRKBT-UHFFFAOYSA-M 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 21
- 239000004480 active ingredient Substances 0.000 abstract description 7
- 239000002689 soil Substances 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 3
- 239000003814 drug Substances 0.000 description 23
- 230000003449 preventive effect Effects 0.000 description 16
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 14
- 238000000034 method Methods 0.000 description 12
- 241000192043 Echinochloa Species 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 238000001228 spectrum Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- USSIUIGPBLPCDF-KEBDBYFISA-N pyriminobac-methyl Chemical compound CO\N=C(/C)C1=CC=CC(OC=2N=C(OC)C=C(OC)N=2)=C1C(=O)OC USSIUIGPBLPCDF-KEBDBYFISA-N 0.000 description 7
- 230000002195 synergetic effect Effects 0.000 description 7
- LPXYXBZAXFTFKH-UHFFFAOYSA-N ClC=1C(=C(C(=NC1)C(=O)O)C(=O)O)Cl Chemical compound ClC=1C(=C(C(=NC1)C(=O)O)C(=O)O)Cl LPXYXBZAXFTFKH-UHFFFAOYSA-N 0.000 description 6
- 150000002923 oximes Chemical class 0.000 description 6
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 235000013339 cereals Nutrition 0.000 description 5
- 229910052731 fluorine Inorganic materials 0.000 description 5
- 239000011737 fluorine Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- -1 oxime ester compound Chemical class 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 238000009331 sowing Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 241001553700 Euphorbia lathyris Species 0.000 description 4
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- 230000000052 comparative effect Effects 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 230000002045 lasting effect Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
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- YROXIXLRRCOBKF-UHFFFAOYSA-N sulfonylurea Chemical class OC(=N)N=S(=O)=O YROXIXLRRCOBKF-UHFFFAOYSA-N 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 102000000452 Acetyl-CoA carboxylase Human genes 0.000 description 3
- 108010016219 Acetyl-CoA carboxylase Proteins 0.000 description 3
- 108010018763 Biotin carboxylase Proteins 0.000 description 3
- 239000007900 aqueous suspension Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
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- 238000002474 experimental method Methods 0.000 description 3
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- 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 description 2
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- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 2
- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical group [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 description 2
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- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical class ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 description 1
- HKROQOWBHZLRCU-UHFFFAOYSA-N 2,2-diphenoxypropanoic acid Chemical compound C=1C=CC=CC=1OC(C(O)=O)(C)OC1=CC=CC=C1 HKROQOWBHZLRCU-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
- ISPYQTSUDJAMAB-UHFFFAOYSA-N 2-chlorophenol Chemical compound OC1=CC=CC=C1Cl ISPYQTSUDJAMAB-UHFFFAOYSA-N 0.000 description 1
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 1
- IQUPABOKLQSFBK-UHFFFAOYSA-N 2-nitrophenol Chemical compound OC1=CC=CC=C1[N+]([O-])=O IQUPABOKLQSFBK-UHFFFAOYSA-N 0.000 description 1
- 239000003666 Amidosulfuron Substances 0.000 description 1
- CTTHWASMBLQOFR-UHFFFAOYSA-N Amidosulfuron Chemical compound COC1=CC(OC)=NC(NC(=O)NS(=O)(=O)N(C)S(C)(=O)=O)=N1 CTTHWASMBLQOFR-UHFFFAOYSA-N 0.000 description 1
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
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- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
- DJHGAFSJWGLOIV-UHFFFAOYSA-K Arsenate3- Chemical compound [O-][As]([O-])([O-])=O DJHGAFSJWGLOIV-UHFFFAOYSA-K 0.000 description 1
- 206010003694 Atrophy Diseases 0.000 description 1
- 240000001432 Calendula officinalis Species 0.000 description 1
- 235000005881 Calendula officinalis Nutrition 0.000 description 1
- 241001394717 Commelina diffusa Species 0.000 description 1
- 241000234653 Cyperus Species 0.000 description 1
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- 241000252233 Cyprinus carpio Species 0.000 description 1
- 244000286838 Eclipta prostrata Species 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
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- 239000005562 Glyphosate Substances 0.000 description 1
- 241000169130 Heteranthera limosa Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
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- 239000005584 Metsulfuron-methyl Substances 0.000 description 1
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- 229910019142 PO4 Inorganic materials 0.000 description 1
- 241000173219 Paspalum distichum Species 0.000 description 1
- 239000005592 Penoxsulam Substances 0.000 description 1
- SYJGKVOENHZYMQ-UHFFFAOYSA-N Penoxsulam Chemical compound N1=C2C(OC)=CN=C(OC)N2N=C1NS(=O)(=O)C1=C(OCC(F)F)C=CC=C1C(F)(F)F SYJGKVOENHZYMQ-UHFFFAOYSA-N 0.000 description 1
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- 244000082204 Phyllostachys viridis Species 0.000 description 1
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- 241000209504 Poaceae Species 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
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- 244000275012 Sesbania cannabina Species 0.000 description 1
- 241000533293 Sesbania emerus Species 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 241001520823 Zoysia Species 0.000 description 1
- WICFHEUSOYCWBH-UHFFFAOYSA-N [2-(N-hydroxy-C-phenylcarbonimidoyl)phenyl]-phenylmethanone Chemical compound C(C1=CC=CC=C1)(=O)C1=C(C(C2=CC=CC=C2)=NO)C=CC=C1 WICFHEUSOYCWBH-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 125000002877 alkyl aryl group Chemical group 0.000 description 1
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- 230000037444 atrophy Effects 0.000 description 1
- XMQFTWRPUQYINF-UHFFFAOYSA-N bensulfuron-methyl Chemical group COC(=O)C1=CC=CC=C1CS(=O)(=O)NC(=O)NC1=NC(OC)=CC(OC)=N1 XMQFTWRPUQYINF-UHFFFAOYSA-N 0.000 description 1
- 229940077388 benzenesulfonate Drugs 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 239000012965 benzophenone Substances 0.000 description 1
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 1
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- HKPHPIREJKHECO-UHFFFAOYSA-N butachlor Chemical compound CCCCOCN(C(=O)CCl)C1=C(CC)C=CC=C1CC HKPHPIREJKHECO-UHFFFAOYSA-N 0.000 description 1
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- NSWAMPCUPHPTTC-UHFFFAOYSA-N chlorimuron-ethyl Chemical group CCOC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)NC1=NC(Cl)=CC(OC)=N1 NSWAMPCUPHPTTC-UHFFFAOYSA-N 0.000 description 1
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- IRLGCAJYYKDTCG-UHFFFAOYSA-N ethametsulfuron Chemical compound CCOC1=NC(NC)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=CC=2)C(O)=O)=N1 IRLGCAJYYKDTCG-UHFFFAOYSA-N 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
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- 150000004665 fatty acids Chemical class 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- UOUXAYAIONPXDH-UHFFFAOYSA-M flucarbazone-sodium Chemical compound [Na+].O=C1N(C)C(OC)=NN1C(=O)[N-]S(=O)(=O)C1=CC=CC=C1OC(F)(F)F UOUXAYAIONPXDH-UHFFFAOYSA-M 0.000 description 1
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 description 1
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- 150000002460 imidazoles Chemical class 0.000 description 1
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- ZTYVMAQSHCZXLF-UHFFFAOYSA-N methyl 2-[[4,6-bis(difluoromethoxy)pyrimidin-2-yl]carbamoylsulfamoyl]benzoate Chemical group COC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)NC1=NC(OC(F)F)=CC(OC(F)F)=N1 ZTYVMAQSHCZXLF-UHFFFAOYSA-N 0.000 description 1
- RSMUVYRMZCOLBH-UHFFFAOYSA-N metsulfuron methyl Chemical group COC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)NC1=NC(C)=NC(OC)=N1 RSMUVYRMZCOLBH-UHFFFAOYSA-N 0.000 description 1
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- 238000003801 milling Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- RTCOGUMHFFWOJV-UHFFFAOYSA-N nicosulfuron Chemical compound COC1=CC(OC)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=CN=2)C(=O)N(C)C)=N1 RTCOGUMHFFWOJV-UHFFFAOYSA-N 0.000 description 1
- IOXAXYHXMLCCJJ-UHFFFAOYSA-N oxetan-3-yl 2-[(4,6-dimethylpyrimidin-2-yl)carbamoylsulfamoyl]benzoate Chemical compound CC1=CC(C)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=CC=2)C(=O)OC2COC2)=N1 IOXAXYHXMLCCJJ-UHFFFAOYSA-N 0.000 description 1
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- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- QIIPQYDSKRYMFG-UHFFFAOYSA-N phenyl hydrogen carbonate Chemical compound OC(=O)OC1=CC=CC=C1 QIIPQYDSKRYMFG-UHFFFAOYSA-N 0.000 description 1
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Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of compound herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsuam and application thereof.This weed killer herbicide is with pyribenzoxim, cyhalofop-butyl and penoxsuam for principle active component, and the mass parts of each composition is: pyribenzoxim 0.1 ~ 20 part, cyhalofop-butyl 0.1 ~ 20 part and penoxsuam 0.1 ~ 30 part.On the basis of a large amount of special item, inventor passes through pyribenzoxim, cyhalofop-butyl and penoxsuam with suitable proportioning mixture, except successfully the advantage of three kinds of active ingredients is performed to ultimate attainment except, also effectively overcome conventional complex weedicide exists negative effect defect to aspects such as crop itself and soil alleviations.
Description
Technical field
The present invention relates to weed killer herbicide field, relate to a kind of compound herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsuam and application thereof.
Background technology
Weed killer herbicide (herbicide), also known as weedicide, refers to and weeds can be made up hill and dale or selectively withered medicament to occur.Sodium chlorate wherein, borax, arsenate, trichloroacetic acid have withered effect for the plant of any kind, but all have remaining influence due to these, so can not be applied in field.Selective herbicide particularly nitrophenol, chlorophenol, carbamic derivative majority is all effective.
World Herbicide development is gradually steady, main development is efficient, low toxicity, wide spectrum, low consumption kind, the disposable treatment agent that environmental pollution is little becomes main flow gradually.
Pyribenzoxim (Pyribenzoxim), molecular formula C
32h
27n
5o
8, chemical name: O-(two (4, the 6-dimethoxypyridin-2-base oxygen base) benzoyl of 2,6-) oxime benzophenone; O-[two (4,6-dimethoxy-2-pyrimidine radicals) the oxygen base of 2,6-] benzoylbenzophenone oxime.
Structural formula:
Pyribenzoxim is novel oxime ester compound, wide spectrum selective post-emergence herbicide.It is similar that mechanism of action and sulfonylurea and imidazoles stay type herbicides, all belongs to acetolactate synthestase (ALS) inhibitor.To paddy rice, common wheat, Korea lawn grass, there is activity of weeding after selectivity super-high-efficient bud, without activity of weeding before bud, for preventing and kill off the various grassy weed such as barnyard grass, large fringe amur foxtail, polygonum flaccidum and the assorted effect of drawing of broad-leaved is distinguished, to paddy rice, common wheat safety.Chemical weeding speed is comparatively slow, can suppress weed growth after dispenser, but must be withered after 2 weeks.Medicament medication appropriateness is wider, all effective to barnyard grass 1.5 ~ 6.5 leaf phase.In 2.5 ~ 3.5 leaf phases, 100% can be reached with 10g/h dosage and prevent and kill off; 3.5 ~ 4.5 leaf phases were increased to 20g/h dosage and can reach 100% and prevent and kill off.Shortcoming is invalid to paddy field advantage weed moleplant seed.
Cyhalofop-butyl (cyhalofop-butyl), molecular formula: C
20h
20fNO
4, chemical name: (R)-2-[4-(the chloro-3-of 5-fluoro-2-pyridine oxygen base) phenoxy group] propionic acid propargyl ester.
Structural formula:
Cyhalofop-butyl is only kind paddy rice to tight security in fragrant phenoxy phenoxy propionic acid weed killer herbicide, the same with such other kinds, is also Uptake and translocation weed killer herbicide.By blade and the leaf sheath absorption of plant corpus, phloem conducts, accumulate the meristem zone in plant corpus, resist acetyl-CoA carboxylase (ACCase), fatty acid is synthesized stop, the growth division of cell can not normally be carried out, and membranous system etc., containing fat structural deterioration, finally cause Plant death.Be absorbed into weeds Mortality Ratio from cyhalofop-butyl comparatively slow, generally need 1-3 week.Weeds symptom is after administration as follows: the tender shoots atrophy of four leaf phases, causes death.The Lao Ye change of two leaf stage is minimum, keeps green.Paddy rice (transplant and live), to paddy rice etc., there is excellent selectivity, selectivity based on different accretion rates, in paddy rice body, cyhalofop-butyl by two acid-state degraded rapidly to acetyl-CoA carboxylase non-activity, thus can have the safety of height to paddy rice.Because it degrades rapidly in soil and in typical paddy field water either, therefore to succession crop safety.This weed killer herbicide of shortcoming is specially except moleplant seed, invalid to other grassy weed.
Penoxsuam (penoxsulam), molecular formula C
16h
14f
5n
5o
5s, chemical name: 3-(2,2-difluoroethoxy)-N-(5,8-dimethoxy-[1,2,4] triazol [1,5-C] pyrimidine-2-base)-α, α, α-fluoroform phenyl-2-sulfonamide.
Structural formula:
Penoxsuam is rice field broad-spectrum herbicide, effectively can prevent and kill off barnyard grass (comprising the barnyard grass to Stam F-34, dichloro quinolinic acid and anti-acetyl-CoA carboxylase tool resistance), annual sedge weed, and effective to numerous broad leaved weed, as raw different in natural pond stamen flower (Heterantheralimosa), carp intestines (Ecliptaprostrata), sesbania (Sesbaniaexaltata), ring flower (Commelinadiffusa), Monochoria vaginalis (Monochoriavaginalis) etc.Lasting period reaches 30 ~ 60 days, a drug energy basic controlling full season Weed infestation.Meanwhile, it also can prevent and kill off anti-bensulfuron-methyl weeds in rice field, and has residual activity to many broad-leaveds and sedge weed and barnyard grass etc., but to moleplant seed and Paspalum distichum invalid, therefore normal mixed with cyhalofop-butyl in practical application.
At present, rice direct seeding field, transplant field weed killer herbicide limit by crop safety, and herbicide spectrum is also limited, is used alone the generation that a kind of weed killer herbicide can not control rice direct seeding field, transplant field weeds completely effectively.Therefore, compound herbicide becomes research heat topic at present.
About mixture of herbicides patent and report as follows:
Malaysian orchid is waited in " different weed killer herbicide is to the preventive effect of direct sowing rice weed and safety evaluatio " (Malaysian orchid etc., different weed killer herbicide is to the preventive effect of direct sowing rice weed and safety evaluatio, Weed Science, 1st phase in 2014,91-95) disclose a kind of re-compounded binary herbicide, i.e. " 60g/L penoxsuam cyhalofop-butyl oil-suspending agent ", " 9% pyribenzoxim cyhalofop-butyl microemulsion ", these two kinds of complex weedicides all show excellent preventive effect to weeds, broad weed-killing spectrum and safety is good, can be used as the major pharmaceutical agent preventing and kill off direct sowing rice weed.
CN201410067622.6 (publication number is CN103814919A) discloses a kind of oil-suspending agent containing cyhalofop-butyl, KIH 6127 and penoxsuam, effective active composition is cyhalofop-butyl, KIH 6127 and penoxsuam, in mass percentage containing cyhalofop-butyl 5 ~ 30%, KIH 6127 1 ~ 10%, penoxsuam 1 ~ 10%.Empirical tests, this compound herbicide to paddy field nutgrass flatsedge and broad leaved weed effect extreme difference, because cyhalofop-butyl is only except moleplant seed, KIH 6127 is only effective to barnyard grass, to broad leaved weed and sedge weed invalid, penoxsuam only prevents and kill off barnyard grass and younger ones in an age group's a thousand pieces of gold, does not prevent and kill off sedge weed and broad leaved weed.
CN201410084061.0 (publication number is CN103783066A) discloses a kind of fluorine phonetic oxime grass ether herbicide composition, described herbicidal composition is made up of active ingredient and auxiliary material, and described active ingredient is that component A and component B forms by weight for 1:40-20:1; Described component A is fluorine phonetic oxime grass ether, and described component B is sulfonylurea, cyhalofop-butyl, penoxsuam, dichloro quinolinic acid, metamifop, two careless ether and pyribenzoxim.Inventor, through carefully checking, finds that foregoing invention exists great problem.In the B component of foregoing invention, sulfonylurea comprises many products, part sulfonylurea product is as grand in ethametsulfuron, flucarbazonesodium, green sulphur, metsulfuron-methyl, in soil, the residence time is long, domesticly forbid, in addition as amidosulfuron, chlorimuronethyl, nicosulfuron, oxasulfuron, primisulfuronmethyl can not be used for paddy field, can paddy rice be killed as used, causing total crop failure.The dichloro quinolinic acid of B component is used in transplanted rice field and direct-sowing dry field is serious to rice drug misadventuring, can cause the significantly underproduction.The two careless ether of B component can not be used for japonica rice and glutinous rice field, and can not use in North of Yangtze River rice district, and easily cause poisoning, the lighter is the underproduction significantly, and severe one has no harvest.The metamifop of B component can only be used for dry seeded rice field, can not be used for direct-sowing rice and rice seedling throwing field, transplant field, can produce poisoning in Rice Region of South China use, and invalid to weeds.
Based on above shortcoming, be necessary to provide a kind of few side effects, effective complex weedicide.
Summary of the invention
The object of this invention is to provide a kind of compound herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsuam.The second object of the present invention is to provide the application of this weed killer herbicide.
A kind of compound herbicide containing pyribenzoxim, cyhalofop-butyl and penoxsuam provided by the invention, consists of the following composition: the compound herbicide of pyribenzoxim, cyhalofop-butyl and penoxsuam.
Concrete, described compound herbicide is grouped into by the one-tenth of following mass parts: pyribenzoxim 0.1 ~ 20 part, cyhalofop-butyl 0.1 ~ 20 part and penoxsuam 0.1 ~ 30 part.
Preferably, described compound herbicide is grouped into by the one-tenth of following mass parts: pyribenzoxim 1 ~ 15 part, cyhalofop-butyl 1 ~ 20 part and penoxsuam 1 ~ 25 part.
Further preferably, described compound herbicide is grouped into by the one-tenth of following mass parts: pyribenzoxim 5 ~ 15 parts, cyhalofop-butyl 10 ~ 15 parts and penoxsuam 15 ~ 25 parts.
Further preferred, described compound herbicide is grouped into by the one-tenth of following mass parts: pyribenzoxim 5 ~ 15 parts, cyhalofop-butyl 10 ~ 15 parts and penoxsuam 20 parts.
Present invention also offers the preparation containing above-mentioned compound herbicide, in described preparation, compound herbicide accounts for 3 ~ 50% of gross mass percentage composition, preferably, accounts for 20 ~ 50% of gross mass percentage composition.
Also containing the auxiliary agent that pesticidal preparations allows in described preparation, described auxiliary agent is preferably one or more in surfactant, thickener or solvent.
Described preparation preferably dispersibles oil-suspending agent.
The described oil-suspending agent that dispersibles is made up of following mass percent: compound herbicide 3 ~ 50%, wetting dispersing agent 1 ~ 10%, emulsifier 1 ~ 11%, stabilizing agent 1 ~ 5%, and the agent 1 ~ 5% of outstanding stream, surplus complements to 100% by methyl oleate.
Preferably, dispersible oil-suspending agent described in be made up of following mass percent: compound herbicide 20 ~ 50%, wetting dispersing agent 3 ~ 10%, emulsifier 5 ~ 10%, stabilizing agent 2 ~ 5%, the agent 1 ~ 3% of outstanding stream, surplus complements to 100% by methyl oleate.
Further preferably, dispersible oil-suspending agent described in be made up of following mass percent: compound herbicide 40%, wetting dispersing agent 3%, emulsifier 5%, stabilizing agent 2%, the agent 3% of outstanding stream, methyl oleate complements to 100%.
Described wetting dispersing agent is sodium lignin sulfonate, sodium alkyl benzene sulfonate or fatty alcohol-polyoxyethylene ether;
Described emulsifier is alkylpolyoxyethylene phosphate, alkylphenol polyoxyethylene, alkylphenol polyoxyethylene sulphate or alkylaryl APEO;
Described stabilizing agent is organic ammonium salt, polyvinyl alcohol or sodium silicate;
Described outstanding stream agent is organobentonite.
Present invention also offers the above-mentioned preparation method dispersibling oil-suspending agent, the method comprises the following steps: said components is mixed gained mixture and carry out sand milling, then mix and get final product.
Present invention also offers described compound herbicide or the application of its preparation in rice direct seeding field, transplant field postemergence weed control, particularly preventing and kill off in rice direct seeding field, transplant field standing grain gold, lady's-grass, amur foxtail, the grassy weeds such as barnyard grass and piemarker, lamb's-quarters, most of broad leaved weed such as black nightshade and sedge weed special efficacy.
Herbicidal composition of the present invention has the following advantages:
1, those skilled in the art will know that, weed killer herbicide of a great variety, as phenoxy carboxylic acid, diphenyl ether, carbamates, amide-type, trichloro-benzenes class etc., in order to obtain more preferably herbicidal effect, can adopt and mode composite for two or more active component is obtained synergistic effect.Prior art discloses multiple compound herbicide composition, also teach that conventional principle of compound and method, but that is mostly just a kind of guiding suggestion, specific to specific herbicides compounds, how to select best composite compound, get rid of the possibility of antagonism, determine that best amount ratio makes it have significant synergistic function and needs inventor to further investigate further.
Inventor is devoted for years to the exploitation in Multielement herbicide, in process of the test, surprisingly find that the composite mode of pyribenzoxim, cyhalofop-butyl and penoxsuam has obvious synergistic effect, and when each amounts of components is reasonable in design, there is beyond thought herbicidal effect.
2, weed killer herbicide provided by the invention has:
1) activity of weeding is high.Herbicidal composition of the present invention can kill weeds by three kinds of different mechanism, makes Weed Resistance produce speed and reduces, and three kinds of active ingredient Synergistics, drastically increase the removing activity of weed killer herbicide.
2) herbicidal spectrum is wide, and the lasting period is long.The herbicide spectrum of three kinds of weed killer herbicides is different, and three is combined herbicidal spectrum and the activity of these three kinds of medicaments with the medicament that special ratios mixture obtains, make the herbicidal spectrum of mix preparation wider, the lasting period is longer.
3) Weed Resistance is delayed.The present invention can significantly improve the preventive effect to various resistant weed, delays the generation of Weed Resistance, extends the service life of medicament.
4) safety is high.Herbicidal composition of the present invention, is applied to rice direct seeding field, transplant field postemergence weed control, can prevent and kill off in rice direct seeding field, transplant field standing grain gold, lady's-grass, amur foxtail, the grassy weeds such as barnyard grass and piemarker, lamb's-quarters, most of broad leaved weed such as black nightshade and sedge weed special efficacy.Under the prerequisite that improve drug effect, to paddy rice and succession crop, all there is reliable safety, to grass family various in rice direct seeding field, transplant field and broad leaved weed, there is beyond thought preventive effect, and to the growth of paddy rice itself without any harm.
3, on the basis of a large amount of special item, inventor passes through pyribenzoxim, cyhalofop-butyl and penoxsuam with suitable proportioning mixture, except successfully the advantage of three kinds of active ingredients is performed to ultimate attainment except, also effectively overcome conventional complex weedicide exists negative effect defect to aspects such as crop itself and soil alleviations.
Embodiment
Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Embodiment 1: compound herbicide and dispersible oil-suspending agent
1, raw material (mass percent): pyribenzoxim 5%, cyhalofop-butyl 15%, penoxsuam 20%, alkylphenol polyoxyethylene sulphate 5%, sodium lignin sulfonate 3%, organic ammonium salt 5%, organobentonite 3%, methyl oleate complements to 100%.
2, preparation method: above-mentioned each component is mixed and forms thick dispersion liquid in broken 4 hours in sand mill medium sand abrasive dust, then make its average grain diameter be less than 5 μm through soybean dietary fiber can to obtain 40% required pyribenzoxim cyhalofop-butyl penoxsuam and dispersible oil-suspending agent product.
Embodiment 2 ~ 4: compound herbicide and dispersible oil-suspending agent
The composition suspending agent of following different content can be prepared by the method that embodiment 1 is similar, see the following form
Experimental example 1: toxicity determination test
Utilize the preparation in embodiment, measure its co-toxicity coefficient to rice direct seeding field, transplant field common weed dayflower.
1, experiment grouping: commercially available medicament 5% pyribenzoxim missible oil, 20% cyhalofop-butyl missible oil, 25 grams per liter penoxsuams dispersible oil-suspending agent;
Embodiment 1-4;
Embodiment 1,15% cyhalofop-butyl+2.5% KIH 6127+penoxsuam oil-suspending agent in control group 1:CN201410067622.6 (publication number is CN103814919A);
Embodiment 8,5% fluorine in control group 2:CN201410084061.0 (publication number is CN103783066A) phonetic oxime grass ether+10% dichloro quinolinic acid aqueous suspension agent.
2, experimental technique: for planting experimentally son first 40 DEG C of water seed soaking vernalization, will sow after waiting seed to show money or valuables one carries unintentionally.By the uniform broadcasting of pretreated dayflower seed in soil surface, earthing 0.5cm, after planting move into greenhouse cellar culture, adopt infiltrating irrigation mode moisturizing bottom basin alms bowl, make soil completely moistening, be placed in temperature 30 DEG C, light/secretly cultivate than in the greenhouse of 14h/10h, after planting 10d carries out thinning and determines strain, makes weed density be 20 strains/basin, treat that dayflower grows to 2-2.5 leaf, carry out spraying process.
With ASP-1098 type automatic sprayer (pressure: 0.4Mpa, speed: 50cm/s), liquid is carried out spraying process by experimental scheme from low dosage to high dose order, often process 4 times and repeat.After medicine 2 minutes, treat examination material surface liquid natural air drying, move into greenhouse cellar culture, keep ground moistening in basin, routine observation respectively processed the preventive effect to weeds, weighs the weeds fresh weight after each process after 30d.By the method that the nineteen sixties such as Sun Yunpei propose, calculate its virulence regression equation and co-toxicity coefficient.Co-toxicity coefficient is greater than 100, shows that two kinds of active principles have synergistic effect, otherwise, then show that two kinds of active principles have antagonism.
3, experimental result: in table 1
Table 1 toxicity measurement result
Table 1 result shows: compare with single dose, compound herbicide after pyribenzoxim, cyhalofop-butyl and penoxsuam three are composite, preventing apart from significant increase dayflower, reach more than 147, wherein the most remarkable with the synergistic function of embodiment 1 (186.33), and the co-toxicity coefficient of existing complex weedicide is not higher than 142.
Result shows: complex weedicide provided by the invention has synergy, and is better than prior art.
Experimental example 2: field control effectiveness test
1, reagent agent:
4 kinds of ternary built weed killer herbicides in embodiment.
Contrast medicament: 5% pyribenzoxim missible oil (commercially available);
20% cyhalofop-butyl missible oil (commercially available);
25 grams per liter penoxsuams dispersible oil-suspending agent (commercially available).
Embodiment 1,15% cyhalofop-butyl+2.5% KIH 6127+penoxsuam oil-suspending agent in control group 1:CN201410067622.6 (publication number is CN103814919A);
Embodiment 8,5% fluorine in control group 2:CN201410084061.0 (publication number is CN103783066A) phonetic oxime grass ether+10% dichloro quinolinic acid aqueous suspension agent.
2, for studying thing: paddy rice, 3 ~ 6 leaf phases, grow fine, robust plant, without other damage by disease and insect.
3, object is prevented and kill off: rice direct seeding field, transplant field, seedling throwing field advantage weeds, as grassy weeds such as barnyard grass, standing grain gold, difformed galingale herbs, the broad leaved weed such as dayflower, water peanut.
4, test method: according to the area of experimental plot, the good various medicament of precise, after being watered dilution, carries out even spraying with knapsack sprayer, the Fan spray head that sprinkler selection weed killer herbicide is special.During spraying, liquid be noted evenly to spray application in experimental plot, accomplish not drain spray, spray more.
After test, after medicine, 20d, 40d observe weeds death condition respectively, and the activity of weeding of more various medicament.In addition, after medicine, the condition of production of crop also in 1 ~ 15d, to be observed, whether have poisoning to investigate medicament to crop.
5, result of the test:
5.1 Herbicidal Testing Trials effects: in table 2 (after medicine 20d) and table 3 (after medicine 40d).
Table 2 dispenser is pharmacodynamic results after 20 days
40 days pharmacodynamic results after table 3 dispenser
Note: the consumption in table 2 and table 3 all refers to the consumption of active ingredient in each preparation.
As can be seen from table 2 and table 3: be used alone three kinds of compositions, its preventive effect is up to 75%, and the preventive effect of the control group 1,2 of three kinds of similar weed killer herbicide mixing is up to 86%, and the effect of embodiment 1-4 is all not less than 90%.
Result shows, the present invention has significant preventive effect to grassy weed and broad leaved weed, and synergy is obvious, and the lasting period extends, wherein with the best results of embodiment 1.
5.2 pairs of crop safety investigation results: in table 4
Table 4 medicament is to crop safety investigation result
As can be seen from Table 4: be used alone three kinds of compositions, the survival rate of its seedling is 94-96%, and the emergence rate of the control group 1,2 of three kinds of similar weed killer herbicide mixing is respectively 97%, 58%, clear water control group, emergence rate is 100%, and the effect of embodiment 1-4 is 100%.
Result shows, paddy rice in complex weedicide process community provided by the invention all grows fine, have no any medicine spot or seedling death phenomenon, then there is seedling death phenomenon to a certain extent in the single dose of high concentration, illustrate that compound herbicide of the present invention is to rice safety, can promote the use of, wherein with the best results of embodiment 1.
Experimental example 3: herbicidal effect comparative trial
1, test method: in the paddy rice 4-5 leaf phase, when various grassy weed and broad leaved weed generally occur, the plot selecting 3 pieces of close liquid manure good as experimental field, with experimental group and the even dispenser of contrast medicament, after 20 days, contrast weeds strain preventive effect.
2, subjects:
Experimental group 1: the product (principle active component: pyribenzoxim 5%+ cyhalofop-butyl 15%+ penoxsuam 20%) prepared by embodiment 1;
Experimental group 2: the product (principle active component: pyribenzoxim 15%+ cyhalofop-butyl 10%+ penoxsuam 20%) prepared by embodiment 4;
Control group 1: compared with embodiment 1, distinctive points is only that principle active component is: cyhalofop-butyl 15%+ penoxsuam 25%;
Control group 2: compared with embodiment 1, distinctive points is only that principle active component is: pyribenzoxim 25%+ penoxsuam 25%;
Control group 3: compared with embodiment 1, distinctive points is only that principle active component is: pyribenzoxim 20%+ cyhalofop-butyl 15%;
Control group 4: commercially available ternary compound herbicide, principle active component is: bensulfuron-methyl 0.5%+ glyphosate 31.2%+ butachlor 18.3%;
Control group 5: embodiment 1,15% cyhalofop-butyl+2.5% KIH 6127+penoxsuam oil-suspending agent in documents 1;
Control group 6: the phonetic oxime grass of embodiment 8,5% fluorine in documents 2 ether+10% dichloro quinolinic acid aqueous suspension agent.
3, result of the test: in table 5
Within after table 5 medicine 20 days, respectively process and prevent and kill off rice direct seeding field, transplant field, seedling throwing field weeds effect
| Treatment agent | Every 667m2 consumption | Grassy weed (strain preventive effect, %) | Broad leaved weed (strain preventive effect, %) |
| Experimental group 1 | 50g | 95.36 | 92.67 |
| Experimental group 2 | 100g | 93.66 | 91.08 |
| Control group 1 | 100ml | 89.68 | 85.52 |
| Control group 2 | 100ml | 84.68 | 87.26 |
| Control group 3 | 100ml | 62.58 | 84.52 |
| Control group 4 | 180g | 64.33 | 82.95 |
| Control group 5 | 100ml | 75.33 | 38.52 |
| Control group 6 | 100ml | 79.62 | 81.02 |
| Blank determination | —— | —— | —— |
As can be seen from Table 5:
The preventive effect of grassy weed: the preventive effect of experimental group 1,2 is up to more than 93%, and the effect of control group 1-6 is all lower than 90%;
The preventive effect of broad leaved weed: the preventive effect of experimental group 1,2 is more than 91%, and the effect of control group 1-6 is all lower than 88%.
Result shows, experimental group 1 of the present invention and experimental group 2 and contrast medicament are compared with the ternary built weed killer herbicide that market is sold, and herbicidal spectrum, control efficiency all show excellence, is worthy to be popularized, wherein with the best results of embodiment 1.
Experimental example 4: what the use of weed killer herbicide grew succession crop affects comparative trial
Inventor expands comparative trial with regard to the use of weed killer herbicide to the impact that succession crop grows further, and subjects is with " herbicidal effect comparative trial ", and concrete test method is:
1, on the basis of experimental example 3, after rice harves, original place block plants rape, selected rape variety is No. 1, association of China, records the plot growth of rape situation under each chemicals treatment.
2, result of the test: in table 6.
Impact on succession crop rape after the process of table 6 different agents
| Treatment agent | Mu strain number | Every strain angle fruit number | Every fruit grain number | Thousand kernel weight (g) | Per mu yield (kg) |
| Experimental group 1 | 8535 | 168 | 23 | 3.81 | 254 |
| Experimental group 2 | 8532 | 159 | 21 | 3.86 | 249 |
| Control group 1 | 8511 | 161 | 21 | 3.48 | 230 |
| Control group 2 | 8498 | 158 | 19 | 3.55 | 235 |
| Control group 3 | 8503 | 146 | 18 | 3.44 | 228 |
| Control group 4 | 8508 | 141 | 17 | 3.31 | 220 |
| Control group 5 | 8510 | 145 | 19 | 3.38 | 238 |
| Control group 6 | 8522 | 152 | 19 | 3.58 | 235 |
| Artificial weeding contrasts | 8505 | 159 | 19 | 3.48 | 235 |
Result shows, the weed killer herbicide of experimental group 1 and experimental group 2 does not exist any harmful effect to the growth of succession crop rape, and control group 1-6 all show to succession crop growth of rape in various degree inhibitory action, wherein the most serious with the impact of control group 4.Tracing it to its cause may be because the different in kind between each component, there occurs some special interaction to each other and exacerbate the impact of weed killer herbicide on succession crop after used in combination.Although the complex weedicide of visible control group 5 and control group 6 can produce certain synergistic effect on herbicidal effect, also significantly having increased the weight of each component in complex weedicide, on the impact of succession crop, is unfavorable for practical application simultaneously.
Experiment brief summary: on the basis of a large amount of special item, inventor passes through pyribenzoxim, cyhalofop-butyl and penoxsuam with suitable proportioning mixture, except successfully the advantage of three kinds of active ingredients is performed to ultimate attainment except, also effectively overcome conventional complex weedicide exists negative effect defect to aspects such as crop itself and soil alleviations.
Although above with general explanation, embodiment and test, the present invention is described in detail, and on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, all belong to the scope of protection of present invention.
Claims (10)
1., containing a compound herbicide for pyribenzoxim, cyhalofop-butyl and penoxsuam, it is characterized in that, described compound herbicide is grouped into by the one-tenth of following mass parts: pyribenzoxim 5 parts, cyhalofop-butyl 15 parts and penoxsuam 20 parts.
2., containing the preparation of compound herbicide described in claim 1, in described preparation, compound herbicide accounts for 3 ~ 50% of gross mass percentage composition.
3. preparation according to claim 2, is characterized in that, in described preparation, compound herbicide accounts for 20 ~ 50% of gross mass percentage composition.
4. preparation according to claim 2, is characterized in that, described preparation is for dispersibling oil-suspending agent.
5. preparation according to claim 4, is characterized in that, described in dispersible oil-suspending agent and be made up of following mass percent: compound herbicide 3 ~ 50%, wetting dispersing agent 1 ~ 10%, emulsifier 1 ~ 11%, stabilizing agent 1 ~ 5%, the agent 1 ~ 5% of outstanding stream, methyl oleate complements to 100%; Described outstanding stream agent is organobentonite.
6. preparation according to claim 5, is characterized in that, described in dispersible oil-suspending agent and be made up of following mass percent: compound herbicide 20 ~ 50%, wetting dispersing agent 3 ~ 10%, emulsifier 5 ~ 10%, stabilizing agent 2 ~ 5%, the agent 1 ~ 3% of outstanding stream, methyl oleate complements to 100%.
7. preparation according to claim 5, is characterized in that, described in dispersible oil-suspending agent and be made up of following mass percent: compound herbicide 40%, wetting dispersing agent 3%, emulsifier 5%, stabilizing agent 2%, the agent 3% of outstanding stream, methyl oleate complements to 100%.
8. compound herbicide according to claim 1 or the application of the preparation described in any one of claim 2-7 in rice direct seeding field, transplant field postemergence weed control.
9. application according to claim 8, is characterized in that, described grass is grassy weed or broad leaved weed.
10. application according to claim 8, is characterized in that, described grass is lady's-grass, amur foxtail, barnyard grass, piemarker, lamb's-quarters, black nightshade.
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| CN105475308A (en) * | 2015-12-24 | 2016-04-13 | 安徽美兰农业发展股份有限公司 | Compound dispersible oil suspension agent containing pyribenzoxim, penoxsulam and cyhalofop-butyl as well as preparation method thereof |
| CN106342837A (en) * | 2016-08-10 | 2017-01-25 | 浙江天丰生物科学有限公司 | Dispersible oil suspension containing penoxsulam, pyribenzoxim and cloquitocet-mexyl and preparation method thereof |
| KR102498717B1 (en) | 2019-12-23 | 2023-02-13 | 주식회사 엘지화학 | Herbicidal composition |
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