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Disease frequencies of tied zero-grazing dairy cows and of dairy cows on pasture during summer and tied during winter
P.H. Bendixen, B. Vilson, I. Ekesbo, D.B. ÅstrandVolume:
4
Year:
1986
Language:
english
Pages:
16
DOI:
10.1016/0167-5877(86)90011-5
File:
PDF, 732 KB
english, 1986