The effect of weaning pigs at different ages on some aspects of the performance of the weanlings and of their dams [microform]

Bibliographische Detailangaben
1. Verfasser: Puyaoan, Rodolfo B. 1934-
Format: Visual Material
Sprache:Englisch
Veröffentlicht: Quezon City Photoduplication Service. University of the Philippines Library 1977.
Schlagworte: