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Effect of N fertilizer on the productivity and nutritive values of perennial grass mixtures in the alpine region of Qinghai-Tibetan Plateau, China
Dong, S. K., Yang, Z. F., Long, R. J., Hu, Z. Z., Kang, M. Y.Volume:
85
Journal:
Canadian Journal of Plant Science
DOI:
10.4141/P04-001
Date:
April, 2005
File:
PDF, 115 KB
2005