Dairy cow health and fertility in the USA and Canada : in particular problems arising around calving /
Collis, M. J.
Nuffield Farming Scholarships Trust.
Uckfield : NFST Secretariat,
1993.
Report of " a visit to the United States and Canada, June and July 1992". - half-title
"South of England Agricultural Society Award."
Cover title
Dairy cattle
Dairy cattle