小麦黄矮病自从1970年在我区特大流行,造成粮食生产的很大损失以来,引起了我区各级领导的重视,我所从1971年开始列为重点研究项目,并和区内外有关单位进行协作,开展了工作。现将近几年来对小麦黄矮病流行趋势预报的研究情况作一简要汇报。一、我区黄矮病流行与东南冬麦区的相关性 Wheat yellow dwarf disease has drawn great attention from leaders at all levels in our region since 1970 when it became a pandemic in our region causing a great loss of food production. Since 1971, I have been listed as a key research project and has been cooperating with relevant agencies To collaborate and carry out their work. Now in recent years the trend of wheat yellow dwarf epidemic forecast of research to make a brief report. First, the prevalence of yellow dwarf in our district and the winter wheat winter southeast area correlation