THE LEVEL OF SELECTED MILK PERFORMANCE TRAITS OF IMPORTED AND HOME-BRED MONTBÉLIARDE COWS BORN IN DIFFERENT SEASONS AND CALVING AT DIFFERENT AGES Journal title: Acta Scientiarum Polonorum Zootechnica Authors: Ewa Januś Subject(s):
RELATIONSHIP BETWEEN AGE AT FIRST CALVING AND SELECTED FEATURES OF THE LIFETIME PERFORMANCE OF MONTBÉLIARDE COWS Journal title: Acta Scientiarum Polonorum Zootechnica Authors: Ewa Januś, Piotr Sablik, Paweł Żółkiewski Subject(s):
