Iowa State University Veterinarian Records, RS 22/6/0/9, University Archives, Special Collections Department, Iowa State University, http://www.add.lib.iastate.edu/spcl/arch/rgrp/22-6-0-9.html
Although artificial insemination (A.I.) was initially organized as a means of bringing the service of superior purebred dairy sires to average dairy farms with grade cattle, it has been widely used by breeders of registered purebred cattle. The purpose of this article is to describe the successful use of artificial insemination in a commercial beef cow-calf operation in central South Dakota.
"Artificial Insemination of a Commercial Beef Herd,"
Iowa State University Veterinarian: Vol. 26
, Article 7.
Available at: http://lib.dr.iastate.edu/iowastate_veterinarian/vol26/iss2/7