近年来,我国大部份地区线虫病、土传病发生非常严重,直接影响农作物生产。如南方地区两季及三季耕作田、烟草、田七、花卉,北方地区的大棚蔬菜、人参、花卉、草莓等经济作物。威百亩的使用可有效解决这些地区农作物的病、虫、草害。威百亩是一种白色结晶的甲胺衍生物,化学名称? In recent years, most of China’s nematodes and soil-borne diseases are very serious and directly affect crop production. Such as the southern quarter two and three quarters plowing, tobacco, Tianqi, flowers, vegetables in the north of the greenhouse, ginseng, flowers, strawberries and other cash crops. The use of Wei Bai mu can effectively solve the diseases, insects and weeds in the crops in these areas. Wei Mu is a white crystalline methylamine derivatives, chemical name?