Responses of plant community biomass to nitrogen and phosphorus additions in an alpine meadow on the Qinghai-Xizang Plateau
YANG Xiao-Xia, REN Fei, ZHOU Hua-Kun, HE Jin-Sheng
Chin J Plant Ecol . 2014, (2): 159 -166 .  DOI: 10.3724/SP.J.1258.2014.00014