黑胫病是山东省烟草生产中危害最严重的病害之一。六十年代由于采用种植抗病品种和轮作等综合防治措施,大大地减轻了黑胫病的危害程度。近年来由于扩大了一些感病品种的种植面积,而原来一些较抗病的品种也出现抗病性下降的迹象,因此黑胫病的危害又有回升的趋势。国内外防治烟草黑胫病的经验证明,种植抗病品种是综合防治的基础。在以利用抗病品 Black shank is one of the most endangered diseases in tobacco production in Shandong Province. In the 1960s, due to the adoption of comprehensive prevention and control measures such as cultivating disease-resistant varieties and rotation, the harm of black shank was greatly alleviated. In recent years, due to the expansion of the cultivated area of ​​some susceptible varieties, while some of the more resistant varieties also showed signs of disease resistance, so the harm of black shank has a tendency to pick up. The experience of prevention and treatment of tobacco black shank at home and abroad proves that planting resistant varieties is the basis of comprehensive prevention and control. In the use of anti-disease products