Literaturrecherche

Literatur Rohr K, Oslage HJ (1977) Protein standards and nitrogen sources (natural protein versus non-protein nitrogen) for young fattening bulls. In: Protein and non-protein nitrogen for ruminants : proceedings of the symposium on recent developments in the use of new sources of protein, essential amino acids and non-protein nitrogen, with special reference to ruminants ..., Geneva, 10 - 13 January 1977. Oxford; New York: Pergamon Press, pp 129-135