Fig. 4From: Soil microbial functional diversity responses to different vegetation types in the Heilongjiang Zhongyangzhan Black-billed Capercaillie Nature ReservePrincipal component analysis of soil carbon source metabolism of the different microbial communities. Note: BD, Betula dahurica; LG, Larix gmelinii; LGBD, mixed Larix gmelinii and Betula dahuricaBack to article page