The variation characteristics of sap flow of Chinese fir in the Yangtze River Delta
LIU Xin, ZHANG Jinchi, WANG Chunlin, ZHUANG Jiayao, HAN Cheng, GU Zheyan, YANG Zhihua
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2014, (02): 86 -92 .  DOI: 10.3969/j.issn.1000-2006.2014.02.017