They have been know to breed at younger ages but egg binding in hens can occur if this happens.
他们已经知道，滋生在年龄更小，但具有约束力的鸡蛋在蛋鸡可以发生，如果发生这种情况。
2
Major physical characters such as egg shape index, shell thickness, the proportion of each component of egg to total egg and density are analyzed for the breed eggs of Taihe silkies in this paper.