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小麦白粉病菌３１号小种迅速上升我们自１９８３年开始鉴定小麦白粉病菌的生理小种。１９９０年采用全国统一的９个鉴别寄主品种，以幼苗离体叶片接种鉴定法，系统监测了河南省小麦白粉病菌群体的生理小种组成及其变化。结果表明，当前白粉病菌群体中３１号小种的频率在迅...
Wheat powdery mildew No. 31 races rapidly rising. We have identified the race of wheat powdery mildew in 1983. In 1990, nine national differential host varieties were used in this study. Seedling in vitro seedling inoculation identification method was used to systematically monitor the physiological races and their changes of wheat powdery mildew in wheat in Henan Province. The results show that the current population of powdery mildew in No. 31 race frequency fast ...