Factors affecting egg grading
Freeman, B. M.(Barry Metcalfe)
Gordon, R. F.(Robert Fraser)
Edinburgh British Poultry Science Ltd Distributed by Oliver & Boyd
1970
'The sixth symposium organised for the British Egg Marketing Board by its Scientific Advisory Committee ... held at Harper Adams Agricultural College, Edgmond, Newport, Shropshire on 17th to 19th September 1969.' - preface
bibl
Eggs