Welfare assessment of two hybrids of laying hens housed in conventional cages
By: Mahbub, Hamadah Dahi Husayn; Faris, I. M.; Darwish, Rajab Abd Allah. Beni-Suef Veterinary Medical Journal. Vol. 18, no. 1 (2007), pp.128-134, 7 p.
Subjects: Chickens; Behaviour; Genetic engineering