Selection of optimum quadrat size and number for estimating aboveground volume of cultivated Dipsacus asperoides
ZHU Shou-Dong, LIU Hui-Ping, HUANG Lu-Qi, WANG Xin-Cun, ZHANG Xiao-Bo, XUE Xiao-Juan, MU Xiao-Dong, CHENG Jie
Chin J Plant Ecol . 2012, (2): 151 -158 .  DOI: 10.3724/SP.J.1258.2012.00151