Relationship of fertility to ovarian follicular waves before breeding in dairy cows, D. H. Townson, Paul C.W. Tsang, W. R. Butler, M. Frajblat, L. C. Griel Jr., C. J. Johnson, R. A. Milvae, G. M. Niksic, J. L. Pate
Molecular, Cellular & Biomedical Sciences