EN中文
土地资源生产力评价及粮食生产潜力估算——以长清县为例
侯西勇, 孙希华
Evaluation on Land Fertility and Computation of Cultivated Land Potential ProductivityIllustrated by the example of Changqing county
Hou Xiyong, Sun Xihua
地球信息科学学报 . 2001, (2): 60 -65 .