【摘要】 为筛选适合四川绵阳直播油菜田使用的除草剂,选择了7种除草剂进行田间试验,调查其对直播油菜田中杂草和油菜的影响。结果表明:精恶唑禾草灵和喹禾灵.胺苯磺隆.草除灵分别使油菜产量增加10.41%和0.83%,对双子叶杂草的防效分别为86.15%和92.42%,对单子叶杂草的防效分别为84.54和88.67%。更多还原

【Abstract】 In order to screen out suitable herbicides used for local direct-seeding rapeseed field,we investigated the effects of seven kinds of herbicides on weed control and rapeseed growth in direct-seeding field through field tests.The results showed that applying Fenoxaprop-P-ethyl and Quizalofop-ethyloEthametsulflironoBenazolin-ethyl increased rapeseed yield by 10.41%,0.83% respectively,their control effects against dicotyledonous weeds were 86.15%,92.42% respectively,and those against monocotyledonous weeds were 84.54%,88.67% respectively.更多还原