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Effect of month of calving on milk yield and composition in the first lactation of Polish Black-and-White Lowland cows in pedigree herds in Poznan Province



Effect of month of calving on milk yield and composition in the first lactation of Polish Black-and-White Lowland cows in pedigree herds in Poznan Province



Roczniki Akademii Rolniczej w Poznaniu 74(Zootechnika 21): 51-61



The studies were conducted on 2023 heifers calving in 1967-72.

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Accession: 000353386

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Effect of month of calving on milk yield and composition in first lactation of Polish Black-and-White Lowland cows in breeding herds in Poznan province. Roczniki Akademii Rolniczej w Poznaniu (74): 51-61, 1974

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