不同退化阶段亚高山草甸土壤原生生物群落多样性特征及驱动因素
罗正明, 刘晋仙, 张变华, 周妍英, 郝爱华, 杨凯, 柴宝峰

Diversity characteristics and driving factors of soil protist communities in subalpine meadow at different degradation stages
Zhengming Luo, Jinxian Liu, Bianhua Zhang, Yanying Zhou, Aihua Hao, Kai Yang, Baofeng Chai
图7 土壤原生生物群落结构与环境变量的冗余分析(a)和方差分解分析(b)。TN: 总氮; Plant Shannon: 植物Shannon- Wiener指数; AGB: 地上生物量; SWC: 土壤含水量; NH4+-N: 铵态氮。ND: 未退化草甸; LD: 轻度退化草甸; MD: 中度退化草甸; HD: 重度退化草甸。
Fig. 7 Relationships between soil protist community structure and environmental variables based on redundancy analysis (a) and variation partitioning analysis (b). TN, Total nitrogen; Plant Shannon, Plant Shannon-Wiener index; AGB, Aboveground biomass; SWC, Soil water content; NH4+-N, Ammonium nitrogen. ND, Nondegraded meadow; LD, Lightly degraded meadow; MD, Moderately degraded meadow; HD, Heavily degraded meadow.