固始鸡慢羽系胫色、羽色与羽毛生长变化规律研究

观测了固始鸡慢羽系胫色、羽色的变化规律及羽毛生长情况。结果表明 :随着周龄的增加 ,胫色由浅色向深色转变 ;而羽色则由深色向浅色转变。固始鸡慢羽系部分公鸡 6周龄已有明显的性征表现 ,此时鸡冠发育清楚可辨 ,羽色鲜艳、亮丽 ,且多为红棕黄羽。从 9日龄开始 ,雏鸡绒羽依次从颈部、胸部换羽 ,30日龄左右开始部分长尾羽。

Study on shank color,plumage color and feather growth of slow-feathering pure line of Gushi fowl

The observation on shank color,plumage color and feather growth order of Gushi Fowl was conducted in this experiment.The results shows:shank color changed from light to dark while plumage color from dark to light with week age.A part of slow feathering pure line cocks had significant sexual characters at 6 week age,and their plumage color was florid and mainly red brown yellow,and the cock's combs had some degree's growth.From 9 day old,the order of molting in Gushi Fowl was as follows:first neck,then belly.Some Gushi Fowl' tail feather began to develop at 30 day old.Such research result can be served as referenced in production and breeding of Gushi fowl.