Cu,Zn,Ca,P,Mn and Se contents in wheat four,maize flour and soybenin affected and non-affected areas of Kashin-Beck disease were determined underthe quality control.

• 在控制测试质量条件下,测定了大骨节病区和非病区麦面、玉米面和黄豆中硒铜锌锰铁钙磷含量。