species richness index

Resources richness rate index

integral index index of connectivity

DMFT index deft index

drought intensity index and area index

index of arid dog days or draught index

melt index melt flow index

resistance index pulsatility index

Bird species richness

distribution pattern of species richness

hydrogen richness

OM richness

patterns of species richness

plant richness

plant species richness

richness

richness estimate

richness pattern

source-rock richness