The effect of weaning pigs at different ages on some aspects of the performance of the weanlings and of their dams [microform] - Puyaoan, Rodolfo B. 1934- (Quezon City Photoduplication Service. University of the Philippines Library, 1977)
Microfilmed with 16 other titles.
Thesis (M.S. Animal Husbandry)--University of the Philippines, Los Banos.
Originally published in [College, Laguna] 1963.
Keywords: Swine breeding