Characteristics of soil carbon and nitrogen contents and enzyme activities in sub-alpine secondary forests with different successional stages in Western Sichuan, China
HU Zong-Da, LIU Shi-Rong, LUO Ming-Xia, HU Jing, LIU Xing-Liang, LI Ya-Fei, YU Hao, OU Ding-Hua
Chin J Plant Ecol . 2020, (9): 973 -985 .  DOI: 10.17521/cjpe.2020.0203