大力发展保护性耕作技术,保护土壤、提升耕地质量,实现作物稳产高产,是保障国家粮食安全的重要途径。目前,保护性耕作在我国实施时间短、规模小。国家应切实加大对保护性耕作的支持力度,把保护性耕作纳入农业重大科研和推广项目,长期予以支持,并出台相 Vigorously developing conservation tillage techniques, protecting the soil, improving the quality of arable land, and realizing stable and high-yield crops are important ways to ensure national food security. At present, the implementation of conservation tillage in our country is short and small in scale. The state should earnestly increase its support for conservation tillage, incorporate conservation tillage into major agricultural research and extension projects, and support it for a long period of time