介绍了玉米DUS测试性状的选择方法和对原有测试指南选择性状的验证和调整结果，供相关育种企事业单位及时了解我国玉米新品种保护审查测试技术标准研究的最新动态。新修订的玉米DUS测试指南将作为国家(行业)标准，从2008年开始执行使用。

The selecting methods of DUS test characteristics of maize ,the verification of characteristics adopted by the guidelines in used and adjusted results are introduced in this paper.So that the relevant breeding corporations can know the latest progress in the examination of new maize varieties protection. The new guidelines will be adopted in 2008 as national or industry standards.