The response of carbohydrates compositions in fine root of poplar at different ages to nitrogen depositions
XU Yu, XU Kai, WANG Wenjuan, YU Shuiqiang, RUAN Honghua, GE Zhiwei, WANG Guobin, HAN Qiangqiang
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2014, (03): 13 -18 .  DOI: 10.3969/j.issn.1000-2006.2014.03.003