The amylase activity in pancrea and duodenum chyme showed the character of the strain which the broiler was the highest and the layer was the lowest, the Gushi and Gushi hybrid were in between.

• 胰腺和食糜中淀粉酶活性具有品种特点,表现为肉鸡最高,蛋鸡最低,固始鸡和杂交同始鸡居中。