１６％抛秧保可湿性粉剂的有效成份为苄黄隆和乙草胺。但施用苄·乙除草剂防除水稻抛秧田杂草的试验，报道较少。为此，我们于１９９９年５～７月进行了１６％抛秧保防除早稻抛秧田杂草的效果试验，现将结果总结如下。 １材料与方法 １．１供试药剂 １６％抛秧保可湿性粉剂（浙 The effective ingredients of 16% seedling throwing WP are benzyl yellow and acetochlor. However, the application of benzyl B. herbicides to control weeds in rice seedling thrown off, less reported. To this end, we carried out 16% of the effects of throwing rice seedlings on weeding prevention and control in early rice paddy fields from May to July 1999, and the results are summarized as follows. 1 Materials and Methods 1.1 for the test agent 16% throwing seedlings WP (Zhejiang