【摘要】 2017年小麦条锈病在河南省大发生,表现为发病时间早、流行速度快、为害盛期长、主推小麦品种抗病性差、未防治田块危害损失严重。流行的原因主要是杀菌剂种子处理面积小、菌源充足、气候条件有利、条锈菌生理小种变化、小麦自身抗逆性不强及人为因素影响。提出了加强监测预警、开展绿色防控及注重解决生产中存在的疑难问题等应对措施。更多还原

【Abstract】 Wheat stripe rust was progressive epidemic in Henan provin ce in 2017, which was characterized by earlier appearring time, quickly epidemic, longer infection period, susceptible wheat varieties and severe damage. Major causes of the epidemic included little seed treatment by fungicide, sufficient pathogen resource, favorable climate conditions,changeable physiological races of pathogen, decrease resistance of wheat varieties and some human elements. Then we put forward countermesures such as strengthening monitoring and early warnings, promoting green control techniques and solving pactice puzzles.更多还原