烤烟新品种中烟204是以综合抗性较强的抗88雄性不育系为母本,以抗黑胫病、中抗青枯病、感赤星病、病毒病和气候斑点病的烤烟品种K326为父本,杂交选育而成的雄性不育杂交种。该品种对TMV免疫,对CMV、PVY等病毒病耐性较强,抗黑胫病和气候斑点病,轻感角斑病;烤后原烟柠檬色,油分较多,叶片结构疏松;主要化学成分含量适宜,比例比较协调;主要经济性状优于对照品种NC89;是一个产量、质量、经济效益、抗性等方面较能兼顾的优良烤烟杂交种。 A new tobacco cultivar, Zhongyan 204, is a tobacco cultivar named K326 with resistance to black shank, mid-resistance, brown spot, brown spot, viral disease and climate spot disease Male parent, cross-breeding male sterile hybrids. The variety of TMV immunity, CMV, PVY and other viral disease resistance, resistance to black shank disease and climate spot disease, light angular leaf spot; roasted raw lemon color, more oil, leaf structure loose; The main chemical composition The content is suitable, the proportion is more coordinated; the main economic traits are better than NC89; It is a good hybrid tobacco with good yield, quality, economic benefit and resistance.