文中论述了徐州煤田概况，塌陷及其危害。为了综合整治塌陷地进行了复垦的总体规划。同时开展了６项复垦试验。取得了显著地经济效益、社会效益和生态效益。新复垦的农田由于土层被搅乱，其理化性状不良，肥力偏低，耕层缺少有机质和氮素。因此，要重视复垦地的改良和施肥。 This paper discusses the general situation of Xuzhou coalfield, collapse and its harm. In order to comprehensively rectify the collapse of the reclamation of the overall plan. At the same time, six reclamation tests were carried out. Achieved significant economic, social and ecological benefits. The newly reclaimed farmland is disturbed because of the soil layer, its physical and chemical properties are poor, fertility is low, and the plow layer lacks organic matter and nitrogen. Therefore, attention should be paid to the improvement and fertilization of reclaimed land.