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3 短期增温和降水减少对沙质草地土壤脲酶S-UE、纤维素酶S-CL和碱性蛋白酶S-ALPT的影响

Table 3 The effects of short-term warming and precipitation reduction on S-UE， S-CL and S-ALPT in sandy grassland

处理 df S-UE/(U·g-1) S-CL/(U·g-1) S-ALPT/(U·g-1) F P F P F P T 1 13.981 0.001 7.539 0.001 8.205 0.007 W 3 9.972 <0.001 0.701 0.558 13.309 <0.001 T×W 3 1.962 0.139 1.231 0.315 16.432 <0.001