内蒙古乌兰察布盟地处高寒、气候冷凉、日照充足、昼夜温差大、传毒媒介少,非常适宜马铃薯生长,年均种植马铃薯500万亩以上,是全国主要的种薯基地及加工专用薯基地。由真菌引起的晚疫病是马铃薯生产的一种毁灭性病害,发生普遍而严重,成为制约该作物发展的重要因素。我盟晚疫病 Inner Mongolia Wulanchabu League is located in the alpine, cold climate, adequate sunshine, large temperature difference between day and night, less vector media, is ideal for potato growth, the average annual planting more than 5000000 acres of potato, is the country’s main seed base and processing Potato base. The late blight caused by fungi is a devastating disease in potato production. Its occurrence is widespread and serious, which has become an important factor restricting the development of this crop. My League late blight