Effect of plumage colour and housing systems on qualitative characteristics of two breeds of brown and black quail

Abstract


 This study was conducted in the poultry farm of the Department of Animal Production-College of Agriculture, Tikrit University from 21/10 to 23/12/2021. The aimed to study the effect of plumage colour and housing systems on the egg specific characteristics of Japanese quail. A total of 180 quail at age 21 days were divided into two groups according to feather color, each group divided into two treatments, each treatment was divided into three replicates (15 birds per replicate), and the sex ratio was (2:1). The results of the study showed that there were no significant differences between the study in the weight of egg , weight of the shell , egg shape index , Albumin index, yolk index , and the superiority of black quail in the thickness of the shell and Hue unit, the superiority of the quail raised in cages.