国内外的一系列研究证明,病菌变异是引致小麦品种抗锈性丧失的主要原因,而且是最活跃最积极的因素。早在50年代Stakman,E.C.等即已发现,小麦锈菌小种内尚有生物型(Biotype)的分化。但迄目前为止,国内外都很少关于小麦条锈菌小种内生物 A series of researches at home and abroad have proved that the variation of germs is the main cause of the loss of rust resistance of wheat cultivars and the most active and active factor. As early as the 50’s Stakman, E. C. et al. Have found that the wheat rust race species (Biotype) differentiation. So far, however, there have been few domestic and foreign reports on the species of wheat stripe rust