摘要
使用油草枯推荐剂量1 275 mL/hm2,在不同生态区防除油菜田杂草。结果表明:整体控草效果达85%以上,较对照药剂高特克SC和胺苯磺隆WP高20个百分点以上;且白菜型油菜田控草效果优于甘蓝型油菜田,较空白对照增产20.2%以上。
In order to determine the preventive and kill effect of Yucaoku on large scale rape field,it was applied to different ecological zones of Qinghai province.The results showed that the control effect was more than 85% with concentration of 1 275 mL/hm^2 and 20% higher than that of Galtak and Ethametsulfuron-methyl respectively.The yield of Brassica napus L.increased 20.2% compared with check after the weedicide was applied.
出处
《青海大学学报（自然科学版）》
2009年第5期59-61,共3页
Journal of Qinghai University(Natural Science)
关键词
油草枯
不同生态区
油菜田
杂草
Youcaoku
different ecological zones
rape fields
weed
