
National Ecological Pressure and Ecological Efficiency
DING Yi, GU Xiao-wei, LI Guang-jun, WANG Jun, WANG Qing, ZHANG Bo
Resources Science ›› 2007, Vol. 29 ›› Issue (1) : 142-146.
National Ecological Pressure and Ecological Efficiency
{{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
〈 |
|
〉 |