segregate-cultivation

Updated: May 22, 2025

They are not adequate to compete with our present varieties, and would no doubt also have disappeared, had they not been preserved by such quite accidental and almost primitive isolation. Closing this somewhat long digression into history we will now resume our discussion concerning the origin of the method of selecting cereals for isolation and segregate-cultivation.

Hugo de Vries - Species and Varieties, Their Origin by Mutation