一种具有除草和增产双效能的杀草地膜,已由沈阳化工研究院和冀县农药厂的科研人员研制成功。农用杀草地膜内含有除草剂。宽度一般是900毫米左右,厚度在0.014毫米左右,存放半年时间,仍有较好的药效。在田间使用时,其中的除草剂有95％以上可被释放出来。经河北、山东、辽宁等省部份县市试用后认为,杀草地膜对粮食和经济作物的生 A kind of grass weeding with a double effect of weeding and increase production has been successfully developed by researchers from Shenyang Chemical Industry Research Institute and Ji County Pesticide Factory. Herbicide film contains agricultural herbicide. Width is generally about 900 mm, the thickness of about 0.014 mm, store six months, there is still a good effect. When used in the field, more than 95% of the herbicides can be released. After Hebei, Shandong, Liaoning and other provinces and cities in some counties after the trial that the grass film on the health of food and cash crops