C3和C4植物功能群
C3 and C4 plant function groups
土壤微生物生理功能群
soil microorganism physilogical groups
土壤微生物功能群
soil bacterial physiological functional group
生活型功能群
life form functional groups
功能群
Functional groups
function group
functional group
function groups
function group， function grouping
function grouping
ordination
Plant functional types
factorial analysis