２０％灭草神可湿性粉剂及其应用技术２０％灭草种可湿性粉剂是江苏省激素研究所、上海市农科院植保所、安徽省化工院、中国农科院植保所大田药效网等单位联合开发的新型高效一次性水稻移栽田除草剂，其特点主要是：既可防除大多数阔叶杂草和莎草科杂草，又可防除稗草，一... 20% Ophiopogon wettable powder and its application technology 20% oocturum wettable powder is Jiangsu Province Institute of Hormone, Plant Protection Institute of Shanghai Academy of Agricultural Sciences, Anhui Chemical Industry Institute, Chinese Academy of Agricultural Sciences, And other units jointly developed a new type of highly efficient one-time rice transplanting herbicide, which is characterized by: both to control most broadleaf weeds and sedge weeds, but also control barnyard grass, a ...