1机制定义保护性耕作长效机制,即推广保护性耕作技术的长效机制,属于技术推广的范畴,从技术推广开始,到“以农民自觉接受为标志”的完全市场化。从效应层面来看,保护性耕作长效机制不仅要表现出机制的长久效应,而且在推广结束之后还能够继续发挥辐射效应。从操作层面来看,保护性耕作长效机制,是 1 Mechanism Defining the long-term mechanism of conservation tillage, that is, promoting the long-term mechanism of conservation tillage technology belongs to the category of technology promotion. From the beginning of technology promotion to the complete marketization of “self-acceptance by peasants”. From an effectivist perspective, the long-term mechanism of conservation tillage not only shows the long-term effects of the mechanism but also continues to exert a radiological effect after the promotion is completed. From an operational point of view, the long-term mechanism of conservation tillage is