近年来,特别是一九五八年大跃进以来,我国对于马铃薯生产的关键问题即晚疫病和种薯退化,进行了大量的集体研究。其成果不仅推动了植物病理科学的发展,而且对保证马铃薯高产起了很大作用。 晚疫病 一九五八年山西省晋北专区在党的领导下,根据田间晚疫病从少数中心病株逐 In recent years, especially since the Great Leap Forward in 1958, a large number of collective studies have been carried out in our country on the key problems of potato production, namely, the late blight and the degradation of seed potatoes. The results not only promote the development of plant pathology science, but also to ensure the high yield of potato played a significant role. Late Blight In 1958, Shanxi Province, the northern part of Shanxi Province under the leadership of the party, according to late blight in the field from a few centers diseased