高寒草甸退化过程中群落生产力和物种多样性的非线性响应机制研究

陈宁,张扬建,朱军涛,李军祥,刘瑶杰,俎佳星,丛楠,黄珂,王荔

Nonlinear responses of productivity and diversity of alpine meadow communities to degradation

Ning CHEN,Yang-Jian ZHANG,Jun-Tao ZHU,Jun-Xiang LI,Yao-Jie LIU,Jia-Xing ZU,Nan CONG,Ke HUANG,Li WANG

附件表2 土地退化中文指标应用频次统计(邱秋兰, 2012)

Appendix table 2 Land degradation index of application frequency statistics (Qiu, 2012)

频次 Frequency 指标个数 Number of indexes 指标 Indexes > 40 41 植被盖度、经济收入水平、坡度、有机质含量 Vegetation cover, economic income level, slope, organic matter content 30-39 11 土壤质地、氮、磷和钾元素含量、含水量、土地利用类型 Soil texture, nitrogen, phosphorus and potassium content, water content, land use type 20-29 11 生产力、降水量、生物多样性、生物量、地貌类型 Productivity, precipitation, biodiversity, biomass, landform type 10-19 7 土壤类型、覆沙盖度、土层厚度、风速、蒸发量 Soil type, cover sand cover, soil thickness, wind speed, evaporation < 10 7 土壤容重、土壤侵蚀模数、电导率、径流量、结皮厚度 Soil bulk density, soil erosion modulus, conductivity, runoff, crust thickness