London ; | Boston : | Borough Green, Sevenoaks, Kent, England : Butterworths ; | Order from Butterworths, 1987 . xii, 302 p. : , Papers from the 20th Poultry Science Symposium held at Harper Adams Agricultural College, Newport, Shropshire, 3-6 September 1985 and organized by the United Kingdom Branch of the World's Poultry Science Association in collaboration with Working Group No. 4 of the European Federation of the association. 040700470X :

Place Hold on Egg quality--current problems and recent advances /