甘谷是如何抓机械深施化肥技术推广工作的李永楠１９８９年，甘肃省甘谷县农机中心把冬小麦机械深施化肥技术作为农机化科技兴农的一项重要工作开始在全县推广。由于得到各级领导和上级业务部门的大力支持，加之全县农机工作人员的辛勤劳动和共同努力，推广工作取得了显著... Gan Valley is how to grasp the mechanical deep chemical fertilizer technology promotion work Li Yongnan In 1989, Gansu Agricultural Machinery Center Gugu the winter wheat mechanical fertilizer technology as an important task of agricultural science and technology to start farming in the county to promote. As a result of the strong support from the leaders and superior business units at all levels, and in addition to the hard work and joint efforts of the county agricultural machinery staff, the promotion work achieved remarkable results.