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保护性耕作是以秸秆覆盖地表,免或少耕播种、深松及病虫草综合控制为主要内容的现代耕作技术体系,具有防治农田沙化、水土流失、蓄水保墒、培肥地力、节本维效,减少秸秆焚烧和混合气体排放等作用。是对传统耕作制度的一场新革命。随着栽培制度的不断革新和人民生活习惯的日趋改善,保护性耕作在促进农业可持续发展方面的重要作用日益显现出来,为发展现代农业,建设资源节约型环境、友好型社会做出了积极贡献。1、保护性耕作是治理沙尘暴、防治农田
Conservation tillage is a modern farming system based on straw covering the surface, planting with or without tillage, subsoiling and comprehensive control of disease and weed. It has the functions of preventing and controlling farmland desertification, water and soil loss, water and soil conservation, soil fertility cultivation, Effect, reduce straw burning and mixed gas emissions and so on. It is a new revolution to the traditional farming system. With the continuous reform of the cultivation system and the improvement of people’s living habits, the important role of conservation tillage in promoting the sustainable development of agriculture is increasingly apparent. It has made active efforts in developing modern agriculture, building a resource-saving environment and a friendly society contribution. 1, conservation tillage is the management of sandstorms, prevention and control of farmland