For citations:
Kvetkovskaya A.V., Zayats V.N., Golushko O.G., Nadarinskaya M.A., Makarova N.L., Ovtchinnikova T.F., Zhmakova N.A. Usage of Supplements of Natural Origin in Dry-grass Period for Cows. Zootechnical Science of Belarus. 2008;43(2):99-110. (In Russ.)