Interrelationships of health problems and age on milk production in selected Ontario Holstein cows
M. Bigras-Poulin, A.H. Meek, S.W. MartinVolume:
8
Year:
1990
Language:
english
Pages:
11
DOI:
10.1016/0167-5877(90)90018-d
File:
PDF, 648 KB
english, 1990