1. The Effect of Frequency of Ejaculation on the Semen Characteristics and Libido of Young Bulls;Baker;J. Dairy Sci.,1952
2. A Year's Study of the Semen Characteristics and Libido of Young Bulls Subjected to Various Frequencies of Ejaculation;Baker;J. Animal Sci.,1953
3. The Sperm Production of Adult Rams in Relation to Frequency of Semen Collection;Chang;J. Agr. Sci.,1945
4. The Breeding Efficiency of Proved (Aged) Sires;Dawson;J.Dairy Sci.,1938
5. Artificial Insemination of Dairy Cattle;Ellenberger;Vt. Agr. Expt. Sta. Bull.,1946