Effects of recessive white plumage colour mutation on hatchability and growth of quail hatched from breeders of different ages.

Abstract excerpt

1. A total of 1200 eggs were obtained from two pure line stocks of 'wild' and 'recessive white' quail of the Pharaoh strain (Coturnix coturnix Pharaoh), with two different breeder ages (17 or 34 weeks). The recessive white line was derived from mutant birds, which appeared spontaneously within the wild-type quail colony. 2. The analysis included plumage colour and breeder age as main effects together with their...

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