不同肥力潮土的酶活计量比特征及其与微生物量的关系
张露1,2(),张水清3,任科宇2,李俊杰2,段英华2(),徐明岗2,4()
Soil Ecoenzymatic Stoichiometry and Relationship with Microbial Biomass in Fluvo-Aquic Soils with Various Fertilities
ZHANG Lu1,2(),ZHANG ShuiQing3,REN KeYu2,LI JunJie2,DUAN YingHua2(),XU MingGang2,4()

图4. 不同肥力土壤胞外酶活性与基础理化性状的冗余分析
BG+CBH表示与土壤碳转化相关的酶BG和CBH的活性之和,NAG+LAP表示与氮转化相关的酶NAG和LAP的活性之和,AP表示与磷转化相关的酶,SOC、TN、TP、TK、Olsen-P、AK、C/N、pH分别表示土壤有机碳、全氮、全磷、全钾、有效磷、有效钾、碳氮比和pH

Fig. 4. Redundant analysis of extracellular enzyme activity and basic properties of different fertility soils
BG+CBH represents the sum of the activities of the enzymes BG and CBH related to soil carbon conversion, NAG+LAP represents the sum of the activities of the enzymes NAG and LAP related to nitrogen conversion, and AP represents the enzymes related to phosphorus conversion, SOC, TN, TP, TK, Olsen-P, AK, C/N, and pH represent soil organic carbon, total nitrogen, total phosphorus, total potassium, available phosphorus, available potassium, carbon-nitrogen ratio, and pH, respectively