Zhang Bing-ning
Yanzhou Soil and Fertilizer Station, Jiangsu Yangzhou 225002Zhang Yue-ping
Yanzhou Soil and Fertilizer Station, Jiangsu Yangzhou 225002Zhang Xiu-mei
Yanzhou Soil and Fertilizer Station, Jiangsu Yangzhou 225002Liu Bao-xi
Yanzhou Soil and Fertilizer Station, Jiangsu Yangzhou 225002Liu Lin-wang
Jiangsu Soil and Fertilizer Station, Jiangsu Nanjing 210008Xu Mao
Jiangsu Soil and Fertilizer Station, Jiangsu Nanjing 210008Wang Xu-kui
Jiangsu Soil and Fertilizer Station, Jiangsu Nanjing 210008Shen Qi-rong
ARricuilurai University, Resource and Etvironment College, Jiangsu Nanjing 210019Zhang Bing-ning, Zhang Yue-ping, Zhang Xiu-mei, Liu Bao-xi, Liu Lin-wang, Xu Mao, Wang Xu-kui, Shen Qi-rong. ESTABLISHING AND APPLYING ON THE BASIC FARMLAND INFORMATION SYSTEM──Ⅰ. STUDY ON THE PRODUCTIVITY GRADE OF CULTIVATED LAND[J]. Acta Pedologica Sinica,1999,36(4):510-521.
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