卖铁牛买黄牛现象的探讨于凤海实现农业机械化是加速实现农业现代化的一个重要标志，是发展“三高”农业、优化农业结构的必经之路，也是发展我国农村经济，促进生产力发展的重要标志之一。自从农村普遍实行联产承包责任制以来，广大农民购买农业机械的积极性空前高涨，大... Discussion on Phenomenon of Selling Iron Cats to Buy Cattle Yu Fenghai Realizing agricultural mechanization is an important symbol of accelerating agricultural modernization. It is the only way to develop “three highs” agriculture and optimize agricultural structure. It is also the way to develop our country’s rural economy and promote the development of productive forces One of the important signs. Since the implementation of the contract responsibility system in rural areas, the enthusiasm of the majority of peasants to purchase agricultural machinery has been unprecedentedly increased, and the ...