冬小麦雪霉病,在新疆伊力地区是一种比较普遍而严重的病害。常和冬小麦雪腐病同时发生,不为人们所注意。遇到气候条件特殊的年份,便发展为毁灭性的病害。如1960年伊宁县大潘金胜利人民公社第二生产大队,由于遭受该病为害,翻耕的冬麦田就达200多亩,占该队冬小麦面积的20％;伊宁市巴彦岱红星人民公社也翻耕500多亩,其他县亦有类似情况。即是不翻耕,也常常造成缺苗断壠,降低产量。现将一年来观察和调查的结果,简报如下: 一、症状及病原观察 Winter wheat snow mildew, in the Yili region of Xinjiang is a more common and serious disease. Often and winter wheat snow rot occur simultaneously, not for people’s attention. In the special year of climatic conditions, they developed into devastating diseases. For example, in 1960, the second production brigade of Dapan Jin Shengli People’s Commune in Yining County, due to suffering from the disease, plowed more than 200 mu of winter wheat field, accounting for 20% of the team’s winter wheat area. The Red Star people in Yaying Bayyan Dai The commune has also plowed over 500 mu of land, and similar cases have been found in other counties. That is not plowing, but also often result in lack of seedlings cut off, reduce production. Now the results of the observation and investigation over the past year, the briefing is as follows: First, the symptoms and pathogen observation