Cluster analysis depended on the above items is done by digital process system(DPS), and the judge fuction is preliminarly built for judgement of durable resistance wheat cultivar against stripe rust.

• 运用DPS统计软件依上述抗性组分对试验材料进行了聚类分析，初步建立了判断小麦持久抗条锈性品种的判别函数，并进一步探讨了持久抗条锈性的机制和尚待解决的问题。