短期增温和降水减少对沙质草地土壤微生物量碳氮和酶活性的影响

王怀海, 黄文达, 何远政, 牛亚毅, 朱远忠

Effects of short-term warming and precipitation reduction on soil microbial biomass carbon， nitrogen and enzyme activity in sandy grassland

Huaihai Wang, Wenda Huang, Yuanzheng He, Yayi Niu, Yuanzhong Zhu

表4 土壤微生物生物量和酶活性之间的相关系数

Table 4 Correlation coefficients between soil microbial biomass and soil enzyme activity

项目 pH MBC MBN S-UE S-CL S-ALPT MBC -0.436* MBN -0.194 0.155 S-UE 0.252 0.099 0.146 S-CL 0.226 -0.067 -0.066 -0.098 S-ALPT 0.143 0.065 0.383* 0.182 -0.230 MBC/MBN -0.174 0.414* -0.522** -0.344 -0.003 -0.194