ec.o.type

n.（名詞）
The smallest taxonomic subdivision of an ecospecies, consisting of populations adapted to a particular set of environmental conditions. The populations are infertile with other ecotypes of the same ecospecies.
生態(tài)型：生態(tài)種的最小劃分單位，由適應某一特定環(huán)境條件的群體組成。這些群體與其他同種異型的物種不能雜交

【引伸】
ec.otyp.ic