Biblio

R. F. Cooke, Estill, C. T., and Villarroel, A., “Calving School Handbook”. OSU Beef Cattle Sciences/Calving School Handbook: BEEF020, 2009.

H. A. Turner, “Effects of Reducing Dystocia on Heifer Productivity”. Oregon Agricultural Experiment Station, 1993.

R. Cooke, Villarroel, A., and Estill, C. T., “Chapter 1. Introduction”, Calving School Handbook, vol. 2, 2008.

H. A. Turner, Mc Innis, M., Angell, R. F., and Weber, D. W., “Factors Associated with Dystocia in Beef Heifers”, The Professional Animal Scientist, vol. 8, no. 3, pp. 43 - 47, 1992.

H. A. Turner, “EOARC Annual Report, Special Report 923: Effects of Reducing Dystocia on Heifer Productivity”, Oregon Agricultural Experiment Station, 1993.

H. A. Turner, Mc Innis, M., and Jaeger, J. R., “Oregon State University Beef Cattle Day and Board Meeting - Oregon Cattlemens Association”, Oregon Agricultural Experiment Station, 1986.