三元复合除草剂──一次清２号稻田有稗草、眼子菜、莎草、牛毛草、鸭趾草、水苋菜等单双子叶杂草，市场上两者兼杀的除草剂很少。辽宁省农科院植保所经过几年研究，筛选出一种高效三元复合除草剂——６０％一次清２号乳油，可一次性杀灭单、双子叶杂草。对稗草的防治效果... Ternary compound herbicide ─ ─ a clear No. 2 paddy field with barnyard grass, eye plants, sedge, ox hair grass, duckweed, amaranth and other single and double cotyledons, the market and the kill of both herbicides rarely . Plant Protection Institute of Liaoning Academy of Agricultural Sciences after several years of research, screening out a highly effective ternary compound herbicide - 60% of a clear No. 2 EC, can be a one-time kill single and dicotyledonous weeds. Control of barnyardgrass ...