Soil microbial biomass carbon and nitrogen in forest ecosystems of Northeast China: a comparison between natural secondary forest and larch plantation
Kai Yang, Jiaojun Zhu, Min Zhang, Qiaoling Yan, Osbert Jianxin Sun
J Plant Ecol . 2010, (3): 175 -182 .  DOI: 10.1093/jpe/rtq022