51%烟嘧磺隆·莠去津WP防除玉米田杂草的效果
SERVES OF AGRICULTURAL TECHNOLOGY(2009)
Abstract
进行了51%烟嘧磺隆·莠去津WP防除玉米田杂草的试验研究。结果表明:51%烟嘧磺隆·莠去津WP能有效防除玉米田马唐等禾本科杂草及马齿苋、铁苋菜等阔叶杂草。有效成分用量765 g/hm~2药后45 d,对马唐的鲜重防效达97.14%;对马齿苋的鲜重防效为97.60%;对铁苋菜鲜重防效为95.83%;对全草的鲜重防效为96.95%。51%烟嘧磺隆·莠去津WP是目前防除玉米田杂草的理想除草剂,其有效成分用量1530 g/hm~2对玉米安全。
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