2013年4月16日,据乌什县农业技术推广站反映,在乌什镇农户种植的小麦上发现了一种从未见过的小麦病害,据调查,发病地块种植的小麦品种为9507(石冬8号)。小麦受害部位主要在下部叶片,症状表现为沿叶脉向叶尖发展形成长条形病斑,初期呈水浸状条形斑,后变成黄褐色条形病斑,有的叶片上可见褐色颗粒状突起,发病严重的植株下部叶片枯死。通过实地采样、症状观察和查阅有关资料,初步认定该病系 April 16, 2013, according to Wushi County Agricultural Technology Extension Station reflected in the town of Wushi town farmers found an unprecedented wheat disease, according to the survey, the disease cultivated land plots of wheat varieties 9507 (Shi Dong 8). Wheat damage mainly in the lower leaves, the symptoms manifested as long-shaped lesions along the veins to the tip of the development of the initial was flooded strip-shaped spots, after turning into a brown striped lesions, and some brown particles visible on the leaves Like protuberance, a serious disease of the lower leaves of plants withered. Through the field sampling, observation of symptoms and access to relevant information, preliminary identification of the disease