The hordein polymorphism in 487 indigenous varieties and 10 wild close relatives of culti-vated barley from 22 provinces In China were analysed by SDS-PAGE, IEF and wo-dimen-sional (IEF followed by SDS-PAGE) electrophoresis.

• 对22个省的大麦农家品种487份和3个近缘野生种的10份材料,应用SDS-PAGE、IEF及双向电泳(IEF、SDS-PAGE)进行了醇溶蛋白多肽多态性的研究,主要结果如下:(1)B醇溶蛋白多肽多态性十分显著。