我国的农田化学除草,自50年代中期在东北国营农场开始应用后,发展至1985年,面积已达1.3亿亩。除草剂的品种、数量以及应用技术亦有很大的发展。至今在水稻、棉花、大豆、三麦、蔬菜以及橡胶园、果园等农田都有相应的一种或几种除草剂。目前,我国农田化学除草的面积仅占耕地面积的8.7%,与发达国家比较 Since the beginning of the application of chemical weed control on the farmland in China since the mid-1950s at the state-owned farms in the northeast China, the area has grown to 135 million mu in 1985. Herbicides variety, quantity and application of technology has also been a great development. So far in rice, cotton, soybeans, three wheat, vegetables and rubber plantations, orchards and other farmland has a corresponding one or several herbicides. At present, the area of ​​chemical weeding in farmland in China accounts for only 8.7% of the cultivated area, compared with developed countries