Calculation of Services Value for Grassland Ecosystem in HulunBuir City
Wang, Rui Jie, Yang, Lian WeiVolume:
474-476
Language:
english
Journal:
Key Engineering Materials
DOI:
10.4028/www.scientific.net/KEM.474-476.1611
Date:
April, 2011
File:
PDF, 410 KB
english, 2011