Economic factors affecting egg production proceedings of the Tenth Poultry Science Symposium, 18th-20th September 1974
Poultry Science Symposium(10th :1974 :Edinburgh?)
Freeman, B. M.(Barry Metcalfe)
Boorman, Kingsley Neil.
[Edinburgh] British Poultry Science Ltd
1975
Includes bibliographies
ISSN 0306-7610
Eggs