用 90 %杀草丹EC与 10 %苄磺隆WP复配选配出 35 %杀·苄WP(杀草丹 34.2 % +苄磺隆 0 .8% )。该药剂 1875g/hm2 防除稗草药后 2 0、40d的防效为 92 .1%、86 .1% ,对莎草、阔叶草药后 2 0、40d的防效分别为 94.1%、91.9%和 90 .6 %、82 .3 %。经1a两地田间试验验证 ,其防除稗草的效果与对照药剂相近 ,对阔叶草和莎草的效果略高于对照药剂。 35 %杀·苄可湿性粉剂 1875～ 2 2 5 0g/hm2 防治水稻直播稻田及秧田杂草具有高效、安全和杀草广谱的特点 ,应用前景广阔。 The mixture of 90% carbendazim EC and 10% benzodonfun WP was matched with 35% carbendazim WP (34.2% sodium thioganole and 0. 8% tribenuron-ethyl). The control effect of 1875g / hm2 for the control of barnyardgrass was 92.1% and 86.1% after 20 and 40 days, respectively. The control effects on sedge and broadleaf herb after 20 and 40 days were 94.1% and 91.9%, respectively 90.6%, 82.3%. The two field trials confirmed that the control effect of barnyard grass with the control agent similar to broadleaf and sedge grass slightly higher than the control agent. 35% Kill · benzyl WP 1875 ~ 2250 g / hm2 It has the characteristics of high efficiency, safety and broad-spectrum against rice direct-seeded rice and seedling weeds, and has broad application prospects.