Details Details PDF BIBTEX RIS Title Effect of age and stage of lactation on whey protein content in milk of cows of different breeds Journal title Polish Journal of Veterinary Sciences Yearbook 2013 Issue No 2 Authors Król, J. ; Brodziak, A. ; Litwińczuk, Z. ; Litwińczuk, A. Divisions of PAS Nauki Biologiczne i Rolnicze Publisher Polish Academy of Sciences Committee of Veterinary Sciences ; University of Warmia and Mazury in Olsztyn Date 2013 Identifier DOI: 10.2478/pjvs-2013-0055 ; ISSN 1505-1773 Source Polish Journal of Veterinary Sciences; 2013; No 2