Estrus duration, time of ovulation and percentage conception in beef cattle artificially bred at different time periods after the end of estrus [microform]. - Posas, Oscar Bagarinao 1948- (Quezon City Photoduplication Service, University of the Philippines Library, 1977)
Microfilmed with 19 other titles.
Thesis (M.S.)--University of the Philippines, Los Banos.
Originally published in [Los Banos, Laguna] 1974.
Keywords: Beef cattle; Cattle breeding