CN111053084A - 一种除草剂组合物 - Google Patents
一种除草剂组合物 Download PDFInfo
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- CN111053084A CN111053084A CN201911388420.0A CN201911388420A CN111053084A CN 111053084 A CN111053084 A CN 111053084A CN 201911388420 A CN201911388420 A CN 201911388420A CN 111053084 A CN111053084 A CN 111053084A
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- fenoxaprop
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/26—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof containing the group; Thio analogues thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
- A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
- A01N39/04—Aryloxy-acetic acids; Derivatives thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
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Abstract
本发明公开一种除草剂组合物,包括活性成分精恶唑禾草灵、甲草胺、噻吩磺隆和2,4‑D,所述精恶唑禾草灵、甲草胺、噻吩磺隆和2,4‑D的质量比为(5~10):(15~30):(8~20):(2~9)。该组合物具有四种活性成分,可以提高杂草防除效果及反应速度,并能提高对作物的安全性,杀草谱广,活性高,适合各种田间阔叶杂草和一年生杂草比较多的地区。
Description
技术领域
本发明属于农药技术领域,尤其涉及一种除草剂组合物。
背景技术
世界各地分布着大量的杂草,其中,多数会对农业生产造成危害,使作物产量大幅度降低,成为影响农业生产的重要因素之一。但是,化学除草剂的过量使用,以及单一除草剂或作用机理相同的除草剂的长期使用,会对环境造成严重的负面影响。同时,会加速杂草耐药性的产生,使杂草的群体结构发生变化,影响除草效率。据估计,杂草的多重抗性与除草剂作用模式之间的矛盾日益加剧,对杂草防除构成了巨大的威胁。
目前,使用除草剂仍然被认为是最快捷、高效的杂草防除方法。但除草剂的发展却面临严峻的挑战,要保持长期可持续的发展,就必须与环境保护密切结合。因此,研发或通过复混得到具有广谱、高效、低污染的新型除草剂是杂草防除领域重要的研究方向。
发明内容
本发明提供了一种除草剂组合物,通过多元复配的除草剂组合物防治农田杂草,解决目前单一类除草剂杀草谱小,受农作物和杂草种类限制,除草效果差的难题。
本发明采用的技术方案如下:
一种除草剂组合物,包括活性成分精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D,所述精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为(5~10):(15~30):(8~20):(2~9)。
优选的,所述精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为(7~9):(18~25):(10~15):(6~8)。
具体的,所述活性成分精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的含量占所述除草剂组合的10%~85%。
优选的,所述活性成分精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的含量占所述除草剂组合的20%~70%。
上述任意一项除草剂组合物,其还包括辅助剂,包括消泡剂、洗涤剂和溶剂。
本发明中的精噁唑禾草灵:分子式:C18H16ClNO5,化学名称:(R)-2-[4(6-氯-1,3-苯并噁唑-2-氧基)苯氧基]丙酸乙酯,英文名称:fenoxaprop-p-ethyl。常用于大豆、花生、棉花、水稻田等阔叶作物防除禾本科杂草。属杂环氧基苯氧基丙酸类除草剂,主要是通过抑制脂肪酸合成的关键酶一乙酰辅酶A羧化酶,从而抑制了脂肪酸的合成。
本发明中的甲草胺是一种选择性芽前除草剂。化学名称:2-氯-N-(2,6-二乙基苯基)-N-(甲氧甲基)乙酰胺。用作芽前和芽后早期除草剂,可防除棉花、玉米、油菜、花生、大豆和甘蔗中一年生禾本科杂草和许多阔叶杂草;选择性旱地芽前除草剂。植物幼芽吸收药剂后,抑制蛋白酶的活力,阻碍蛋白质合成,致使杂草死亡。
本发明中的噻磺隆属内吸传导型苗后选择性除草剂,是支链氨基酸合成抑制剂,能抑制缬氨酸、亮氨酸、异亮氨酸的生物合成,阻止细胞分裂,使敏感作物停止生长。主要用于防除禾谷类作物小麦、大麦、燕麦、玉米田间的阔叶杂草。
本发明中的2,4-D在500ppm以上高浓度时用于茎叶处理,可在麦、稻、玉米、甘蔗等作物田中防除藜、苋等阔叶杂草及萌芽期禾本科杂草。
本发明的有益效果:
1)提供一种具有四种活性成分的除草剂组合物,该混配可以提高杂草防除效果及反应速度,并能提高对作物的安全性,杀草谱广,活性高,适合各种田间阔叶杂草和一年生杂草比较多的地区;
2)除草谱广,对水稻、玉米、小麦、高粱、大豆和棉花等均有一定作用,对作物和人畜相对安全;
3)由于组合物中的各有效成分的作用机制各不相同,降低了杂草产生抗性的风险。
具体实施方式
以下通过实施例对本发明作进一步的阐述,但不限制本发明。凡是不背离本发明构思的改变或等同替代均包括在本发明的保护范围之内。
实施例1
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为5:17:8:8;活性成分占除草剂的10%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
实施例2
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为7:23:20:9;活性成分占除草剂的34%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
实施例3
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为10:15:11:2;活性成分占除草剂的41%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
实施例4
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为10:30:14:5;活性成分占除草剂的20%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
实施例5
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为7:18:13:6;活性成分占除草剂的56%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
实施例6
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为9:22:12:7;活性成分占除草剂的77%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
实施例7
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为9:25:10:8;活性成分占除草剂的85%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
实施例8
一种除草剂组合物,精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为8:19:15:6;活性成分占除草剂的85%,其余为消泡剂和洗涤剂,溶剂为二甲苯。
Claims (5)
1.一种除草剂组合物,其特征在于:包括活性成分精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D,所述精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为(5~10):(15~30):(8~20):(2~9)。
2.根据权利要求1所述的除草剂组合物,其特征在于:所述精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的质量比为(7~9):(18~25):(10~15):(6~8)。
3.根据权利要求1所述的除草剂组合物,其特征在于:所述活性成分精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的含量占所述除草剂组合的10%~85%。
4.根据权利要求1所述的除草剂组合物,其特征在于:所述活性成分精恶唑禾草灵、甲草胺、噻吩磺隆和2,4-D的含量占所述除草剂组合的20%~70%。
5.根据权利要求1~4所述的任意一项除草剂组合物,其特征在于:还包括辅助剂,包括消泡剂、洗涤剂和溶剂。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1356041A (zh) * | 2001-08-16 | 2002-07-03 | 王春生 | 大豆田、玉米田、花生田播后苗前除草剂系列组合物 |
CN1357234A (zh) * | 2001-12-26 | 2002-07-10 | 安徽华星化工股份有限公司 | 小麦田除草剂组合物 |
CN1631142A (zh) * | 2004-11-04 | 2005-06-29 | 江苏溧化化学有限公司 | 优良的麦田茎叶除草剂 |
CN101868148A (zh) * | 2007-12-19 | 2010-10-20 | 龙灯农业化工国际有限公司 | 农用化学组合物及其制备方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1356041A (zh) * | 2001-08-16 | 2002-07-03 | 王春生 | 大豆田、玉米田、花生田播后苗前除草剂系列组合物 |
CN1357234A (zh) * | 2001-12-26 | 2002-07-10 | 安徽华星化工股份有限公司 | 小麦田除草剂组合物 |
CN1631142A (zh) * | 2004-11-04 | 2005-06-29 | 江苏溧化化学有限公司 | 优良的麦田茎叶除草剂 |
CN101868148A (zh) * | 2007-12-19 | 2010-10-20 | 龙灯农业化工国际有限公司 | 农用化学组合物及其制备方法 |
Non-Patent Citations (2)
Title |
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江苏省农业科学院等: "《植物保护手册 第七分册 农药》", 31 January 1982, 农业出版社 * |
马俊峰等: "《除草剂使用技术》", 30 September 2018, 中原农民出版社 * |
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