Organic farming production. Effect of age on the productive yield and egg quality of hens of two commercial hybrid lines and two local breeds

Italian Journal of Animal Science

Volumn 4, Issue SUPPL. 3, 2005, Pages 160-162

  Rizzi, Chiara ^a   Chiericato, Gian Maria ^a  

^a UNIVERSITY OF PADOVA   (Italy)

Author keywords

Egg quality; Genotype; Laying hen; Organic farming

Indexed keywords

EID: 33645791864     PISSN: 15944077     EISSN: None     Source Type: Journal    
DOI: 10.4081/ijas.2005.3s.160     Document Type: Conference Paper

References (6)

1. BELL D. D., 2002. Egg production and egg weight standards for table-egg layers. In: Bell D. D. and Weaver W. D. Jr. (ed.) Commercial chicken meat and egg production, Kluwer Academic Publishers, Norwell, Massachusetts, USA, pp 1079-1090.
2. OJEC, 1999. Commission Directive 99/1804/EC. Office J. Eur. Commun. L222, 1-28.
3. BRUSSELS, BELGIUM. RIZZI C., CHIERICATO G. M., CARAZZOLO A., BARUCHELLO M., 2004. Prestazioni alla macellazione di galline ovaiole appartenenti a due ibridi commerciali e a due razze pure venete allevate con metodo biologico. Riv. Avicoltura, 6:41-46.
4. SAS, 1996. SAS User's Guide: Statistics. SAS Institute Inc., Cary, NC.
5. SILVERSIDES F. G. AND SCOTT T. A., 2001. Effect of storage and layer age on quality of eggs from two lines of hens. Poultry Sci., 80:1240-1245.
6. SUK Y. O. AND PARK C., 2001. Effect of breed and age of hens on the yolk to albumen ratio in two different genetic stocks. Poultry Sci., 80:855-858.