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几种除草剂及其组合对烟田杂草的防除效果

Efficacy of Several Herbicides on Weeds in Tobacco Fields

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【作者】 文志强张国宾罗慧红彭文松万树青陈永明

【Author】 WEN Zhi-qiang;ZHANG Guo-bing;LUO Hui-hong;PENG Wen-song;WAN Shu-qing;CHEN Yong-ming;Guangdong Tobacco Shaoguan Co.,Ltd.;Key Laboratory of Natural Pesticide and Chemical Biology,South China Agricultural University;Nanxiong Tobacco Science Research Institute of Guangdong Province;

【机构】 广东烟草韶关市有限公司华南农业大学农药与化学生物学重点实验室广东省烟草南雄科学研究所

【摘要】 为了筛选高效安全烟田除草剂及除草剂组合,在广东烟区开展几种除草剂及除草剂组合对烟田杂草的防除效果试验。结果表明,芽前除草剂50%仲灵·异松乳油和72%异丙甲草胺乳油对烟田杂草防除效果较好,施药后60 d对杂草鲜质量防效分别为78.42%和71.62%;芽后除草剂25%砜嘧磺隆水分散粒剂和除草剂组合5%精喹禾灵乳油+48%灭草松水剂对烟田杂草的防效较好,施药后30 d对杂草鲜质量防效分别为78.72%和92.90%。

【Abstract】 The efficacy and selectivity of several herbicides was studied in Guangdong tobacco growing areas. The preemergence herbicide clomazone-butralin 50% EC and metolachlor 72% EC provided the best weed control in tobacco fields at 78% and 72%,respectively,based on weed fresh weigh 60 days after application. Postemergence herbicide rimsulfuron 25% WG and the mixture of quizalofop-p-ethyl 5% EC-bentazone 48% AS were also effective in tobacco fields,providing 79% and 93%,respectively,also on weed fresh weigh at 30 days after application.

【关键词】 烟田杂草除草剂防效
【Key words】 tobacco fieldweedherbicidecontrol effect
【基金】 广东省烟草专卖局科技项目(编号:201302)
  • 【文献出处】 杂草学报 ,Journal of Weed Science , 编辑部邮箱 ,2017年01期
  • 【分类号】S451.223
  • 【被引频次】6
  • 【下载频次】161
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