马铃薯黑胫病又叫黑脚病、茎基腐,我国北方各马铃薯产区都有不同程度的发生,田间发病率一般为5％左右,重的达15％以上。近几年来我区各地也普遍发生,有的地区已有逐年加重为害的趋势,严重的地块田间植株发病率高达20％以上。它的为害,可造成田间缺苗断垄减产,还可造成田间和窖藏期间薯块的大量腐烂,已成为我区马铃薯的重要病害之一,必须引起高度重视,做好防治工作。 Potato black shank also known as blackfoot disease, stem rot, the northern part of the potato producing areas in northern China have varying degrees of occurrence of field incidence is generally about 5%, weighing up to 15%. In recent years, our region has also been commonly occurred in various parts of the country, some areas have been increasing year by year, the trend of severe land plots of plants up to 20% or more. Its harmfulness can cause the shortage of cuttings and mowing in the field, and it can also cause a large amount of decay of tubers during field and cellar storage. It has become one of the most important diseases of potatoes in our region, and great attention must be paid to prevention and control work.