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塑料薄膜用于植棉业是一次技术革新，对棉花增产增收，促进棉花的发展，贡献很大。但连续多年使用，已造成“白色污染”，对土壤理化性质和结构造成不良影响。为此，全国各地棉区都在探寻不污染环境和土壤的地膜栽培技术。据《新疆农业科学》1993年所载，湖南省枝城市第一造纸
Plastic film for the cotton industry is a technological innovation, cotton yield increase, promote the development of cotton, a great contribution. However, it has been used for many years and has caused “white pollution”, adversely affecting the physical and chemical properties and structure of the soil. To this end, cotton areas throughout the country are looking for non-polluting the environment and soil film cultivation techniques. According to “Xinjiang Agricultural Sciences” contained in 1993, Zhicheng City, Hunan Province, the first paper