基于遥感数据的大尺度区域水田空间格局及生态服务价值变化分析
刘园, 周清波, 余强毅, 吴文斌

Analysis of spatial pattern and ecological service value changes of large-scale regional paddy fields based on remote sensing data
Yuan Liu, Qingbo Zhou, Qiangyi Yu, Wenbin Wu
表3 标准当量的计算与时间修正
Table 3 Calculation of standard equivalent and correction of time-based
年份全国粮食价格(元/kg)全国单位面积粮食产量(kg/hm2全国单位面积粮食产值(元/hm2标准当量(元/hm2全国粮食类CPI(1990=100)修正后的标准当量(元/hm2
19900.543 9302 110.41301.491001 959.21
19951.504 6596 998.75999.82355.381 828.29
20000.974 7534 597.10656.73286.841 487.85
20051.355 2257 038.081 005.44367.121 779.77
20102.085 52411 465.611 637.94506.292 102.40
20152.335 98413 916.391 988.06649.851 988.06