Estimating the tramsmitting ability of cows : A new tool for dairyman
Carter, H.W.
Estimating the tramsmitting ability of cows : A new tool for dairyman - Ithaca 1968 - 0.666666667 - No. 1196; New York State Colle .
Estimating the tramsmitting ability of cows : A new tool for dairyman - Ithaca 1968 - 0.666666667 - No. 1196; New York State Colle .