磺酰脲除草剂是近二十年来开发出的高效、广谱、低毒、高选择性除草剂,用量一般不超过100g/hm~2,它抑制乙酰乳酸合成酶(ALS),阻碍细胞分裂而达到杀草目的,但对人和哺乳动物的毒性很低。其问世标志着除草剂的发展进入了超高效时代。应用概况磺酰脲除草剂对许多杂草尤其是阔叶杂草有特效,已广泛用于防治稻田、麦类作物、大豆、玉米、油菜、草坪和其他 Sulfonylurea herbicide is an efficient, broad-spectrum, low-toxic and highly selective herbicide developed over the past two decades. The dosage of sulfonylurea herbicide is generally not more than 100g / hm 2, which inhibits acetolactate synthase (ALS) and hinders cell division To kill grass purposes, but low toxicity to humans and mammals. Its advent marks the development of herbicides into the ultra-efficient era. Application Overview Sulfonylurea herbicides have effects on many weeds, especially broadleaf weeds. They have been widely used in the control of paddy fields, wheat crops, soybean, corn, rapeseed, lawn and other