or seed stock
[ seed-stok ]
/ ˈsidˌstɒk /
seed, tubers, or roots selected and kept for planting.
animals, especially pedigreed livestock, maintained for breeding purposes.
the animals needed to replenish a population, as after hunting or fishing.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019