Breeding black-motley cattle for productive longevity
Submitted by red on Fri, 12/04/2019 - 09:47
УДК 636.2.034
Chapter:
Abstract:
The article presents the results of black-motley cattle linear breeding in the Vologda region. The linear dependence of black-motley cows’ useful life has been established both in purebred animals and in crosses with Holstein sires.
