Application of the Theory of Emergy Analysis to the Sustainability Assessment of Cultivated Lands — A Case Study of Nanjing
SHU Bang-rong, LIU You-zhao, LU Xiao-ping, SHEN Chun-zhu, HE Shou-chun
JOURNAL OF NATURAL RESOURCES . 2008, (5): 876 -885 .  DOI: 10.11849/zrzyxb.2008.05.015