The short-term responses of soil available nitrogen to simulated nitrogen deposition in Populus plantations at different ages
WANG Wenjuan, ZHAO Chao, YANG Xin, YU Shuiqiang, CAO Guohua
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2016, (01): 15 -21 .  DOI: 10.3969/j.issn.1000-2006.2016.01.003