Association of cow and quarter-level factors at drying-off with new intramammary infections during the dry period

Preventive Veterinary Medicine - Tập 63 Số 1-2 - Trang 75-89 - 2004
R.T. Dingwell1, K.E. Leslie1, Y.H. Schukken2, Jan M. Sargeant3, Leo L. Timms4, T.F. Duffield1, Gregory Keefe5, D.F. Kelton1, K. Lissemore1, Jesse R. Conklin6
1University of Guelph, Guelph, Ont., Canada N1G 2W1
2Quality Milk Production Services, Cornell University, Ithaca, NY 14850, USA
3Kansas State University, Manhattan, KS 66506-5606, USA
4Iowa State University, Ames, IA 50011-3150, USA
5University of Prince Edward Island, Charlottetown, Prince Edward Island, Canada C1A 4P3.
6Quality Milk Production Services, Cobleskill, NY 12043, USA

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