V. Fedorovych

Рroductive longevity of dairy breeds depending on the level of their yieldsfor the first and best lactations

Authors: 
N. Babik, V. Dutka, V. Fedorovych, FEDOROVYCH Ye.

The dependence of the milk production of Ayrshire cattle on the indicators of reproductive ability

Authors: 
V. Fedorovych, N. Babik