Amylase Amy-1 polymorphisms in developmental chicken embryos at various agesand in the yolk within chicken embryos were studied in this experiment.

• 本试验分析测定了不同日龄发育鸡胚淀粉酶Amy－1多态性及胚内蛋黄淀粉酶Amy－1多态性，结果显示鸡胚淀粉酶amy－1电泳区带在中期（天龄）开始即定下来；