一是土地面积统计难度大，耕地面积和利用状况变化很大，而第二轮土地承包，大多是在第一轮承包的基础上进行的，动账不动地，统计的真实性差。二是未包土地人口流动性强，界定难，村社干部为增大自己的调控能力，不愿将未包土地人口的真实数据反映上来，统计难度增大。三是粮? First, the statistics of land area are difficult, and the area and utilization of cultivated land vary greatly. However, the second round of land contracting is mostly carried out on the basis of the first round of contracting. As a result, the statistics are not authentic. Second, the unincorporated population is highly mobile and difficult to define. The village community cadres are not willing to reflect the real data of the unpacked population in order to increase their ability to regulate and control, making it more difficult to collect statistics. Third, food?