Discrimination of soil productivity and fertilizer-nitrogen use efficiency in the paddy field of subtropical China after 27 years different fertilizations

Wu, Meng; Li, Guilong; Wei, Shiping; Li, Pengfa; Liu, Ming; Liu, Jia; Li, Zhongpei; Liu, Ming; Li, Zhongpei; Liu, Jia; SCI

机构： Chinese Acad Sci, Inst Soil Sci, State Key Lab Soil & Sustainable Agr, Nanjing, Jiangsu, Peoples R China; Chinese Acad Sci, Grad Univ, Beijing, Peoples R China; Jiangxi Acad Agr Sci, Soil & Fertilizer & Resources & Environm Inst, Nanchang, Jiangxi, Peoples R China;

关键词： Soil productivity; nitrogen use efficiency; soil organic carbon; 3-dimensional fluorescence