龙威(氟磺膜草醚、国外称虎威),是佳木斯农药三厂与黑龙江省化工研究院共同研制和开发的一种防除豆田阔叶杂草的高效除草剂。对苘麻、苋、藜、苍耳、卷茎蓼、铁苋菜、狼巴草、鸭趾草、龙葵、圆叶牵牛、鬼针草、马齿苋等 Long Wei (fluorine sulfamethoxazole, known as Tiger Granville), is Jiamusi Pesticide Plant and Heilongjiang Chemical Industry Research Institute jointly developed and developed a broad bean weed control and efficient herbicides. On the hemp, amaranth, quinoa, Xanthium, Polygonum convolvulaceae, iron amaranth, wolf Pakistani, duckweed, Solanum nocturnal, morningglory, Bidens grass, purslane etc.