Grala, W. (1987). Nitrogen utilization in pigs as affected by dietery induced losses of ileal endogenous nitrogen. Wageningen.
Chicago-stil citatGrala, Witold. Nitrogen Utilization in Pigs As Affected By Dietery Induced Losses of Ileal Endogenous Nitrogen. Wageningen, 1987.
MLA-referensGrala, Witold. Nitrogen Utilization in Pigs As Affected By Dietery Induced Losses of Ileal Endogenous Nitrogen. Wageningen, 1987.
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