3 treff

Avel och avelsmetoder
Hagedoorn, Arend Laurens
Bok Svensk 1950
The physiology of reproduction in mink (Mustela vison, Schreb) : with special reference to delayed implantation
Hansson, Artur
Bok Engelsk 1947
Causes of variations in milk and butterfat yield of dairy cows
Artur Hansson, Ivar Johansson
Bok Svensk 1940