Search Results       Your search for [author]Braña, Jr., Nicolas A. returned 1 record.           The effects of external quality pekin duck (Anas platyrynchos) and mallard duck (Anas boschas) eggs on the hatchability and subsequent growth rate of the ducklings. by Braña, Jr., Nicolas A.; Los Ba?os, Laguna, Philippines: University of the Philippines, 1981. Subject: Duck egg quality -- Pekin duck (Anas platyrynchos) -- Mallard duck (Anas boschas) -- Hatchability and Duckling growth rate, Effect on; Egg, External quality -- Pekin duck (Anas platyrynchos) -- Mallard duck (Anas boschas) -- Hatchability and Duckling growth rate, Effect on.          Add to Book Cart Relevance: 26.32%