一、基本概念保护性耕作是相对于传统翻耕的一种新型耕作技术,是用大量的秸秆茬覆盖地表,将耕作减少到可保证种子发芽即可,并主要用农药来控制杂草和病虫害的一种耕作技术。技术要求可概括为十六个字,即“秸秆覆盖、免耕播种、以 First, the basic concept of Conservation tillage is a new type of farming technology relative to the traditional tillage, is the use of large amounts of stubble covering the surface, the tillage can be reduced to ensure the seed germination, and the main pesticide to control weeds and pests and diseases A farming technique. Technical requirements can be summarized as sixteen words, namely ”straw mulching, no-tillage sowing