烟草黑胫病的成灾机制及其防控措施

Disaster-causing Mechanism and Prevention and Control Measures of Tobacco Black Shank

烟草黑胫病是由烟草疫霉菌(Phytophthora parasitica var. nicotianae)引起的对烟草生产危害最严重和最具毁灭性的病害之一,其具有隐秘性强、传播速度快、防控难度大等特点。综述了烟草黑胫病的发生情况、危害特征、发病条件、作用机制、防控措施等内容,根据烟草黑胫病侵染和流行特点提出了相应的防控措施,旨在为烟草黑胫病防控策略的制定提供理论参考。

Tobacco black shank disease was one of the most serious and destructive diseases in tobacco production caused by Phytophthora parasitica var.nicotianae,which had the characteristics of strong secrecy,fast spread and difficult prevention and control.It had the characteristics of strong secrecy,rapid transmission,and difficult prevention and control.Summarized the occurrence,hazard characteristics,pathogenesis,action mechanism,prevention and control measures of tobacco black shank.Prevention and control suggestions were put forward according to the infection and epidemic characteristics of tobacco black shank,aiming to provide a theoretical reference for the formulation of tobacco black shank prevention and control strategies.