Tendencies of dairy cattle breeding development in vologda region and north-west federal district
Submitted by red on Wed, 27/12/2017 - 13:17
УДК 636.2.082(470.12)
Chapter:
Abstract:
The article presents monitoring of the number of farms, livestock and productivity indices of dairy cattle in the Vologda region and in the North-West Federal District within the period of five years.