几种药剂对水稻苗期病害和苗床杂草的防治效果

Controlling Effects for Several Insecticide on Diseases and Weeds of Rice Seedling

水稻苗期病害和苗床杂草是影响秧苗质量的重要因素,针对水稻苗期常见的病害与苗床杂草,选取几种农药进行药剂效果试验,结果表明:所选各类药剂防治相应的水稻苗期病害和苗床杂草的效果较好。其中,咪鲜胺和氰烯菌酯对水稻苗期恶苗病的防效分别为99.6%和96.8%,恶霉灵和甲霜恶霉灵对水稻的立枯病(青枯病)的防效分别为96.5%和96.8%,丁草胺、丁·扑合剂、五氟磺草胺和氰氟草酯对稗草的防除效果均达到了95%以上,差异不显著。各药剂均可以作为水稻苗期药剂的选择。

Rice seedling diseases and seedling bed weeds are important factors affecting seedling quality.Aiming at the common rice seedling diseases and seedling bed weeds,several insecticides were selected to carry out the control effect test.The results showed that the control effect of various insecticides on corresponding rice seedling diseases and weeds was better,and the control effect was more than 95%,and the difference was not significant.