Hematoglobin protein and serum transferin loci polymorphisms of yellow cattle in Pingwu county were analyzed with cellulose acetate film electrophoresis and vertical polyacrylamide gel elec-trophoresis.

• 应用醋酸纤维薄膜和垂直板聚丙烯酰胺凝胶电泳技术对四川平武黄牛地方牛种的血红蛋白(Hb)和血清运铁蛋白(Tf)座位多态性进行了分析。