noun which may take the genitive case particle 'no'
for breeding; breeding stock; brood; stud
Used as a no-adjective to describe animals, plants, or facilities intended for breeding purposes. Often appears in compounds like 繁殖用の雌馬 (broodmare) or 繁殖用の池 (breeding pond).
この牧場では繁殖用の牛を育てている。
This farm raises cattle for breeding.
繁殖用のメダカを選別する。
Select killifish for breeding.