soil invertebrates
type: Concept
broader: soil fauna
preferred label: بی‌مهرگان خاک @fa

soil organisms
type: Concept
narrower: soil fauna
preferred label: موجودات زنده خاک @fa

soil fauna
type: Concept
broader: soil organisms
broader: fauna
narrower: soil invertebrates
preferred label: زیاگان خاک @fa
related: soil biology
scope note: soil mesofauna

fauna
type: Concept
narrower: soil fauna
preferred label: زیاگان @fa

soil biology
type: Concept
preferred label: زیست‌شناسی خاک @fa
related: soil fauna