Adjective
edaphic (not comparable)
(geography) Relating to, or determined by, conditions of the soil, especially as it relates to biological systems.
On the other hand, pedologists and geologists did not initially focus on the agronomic applications of the soil characteristics (edaphic properties) but upon its relation to the nature and history of landscapes. Source: Internet
Variability in climatic and edaphic conditions brings about significant difference in the forest types of the state. Source: Internet