Changes of Surface Soil Organic Carbon in Different Degradation Succession Stages of Grassland Ecosystem in the Western Part of Jilin Province
HAN Weizheng;TANG Jie;LI Zhaoyang;LI Na;LIU Sen
. 2011, (13): 40 -43 .  DOI: 10.3981/j.issn.1000-7857.2011.13.005