烤烟新品种川烟101的选育及特征特性OA北大核心CSTPCD

The new flue-cured tobacco variety Chuanyan101(A601)was developed through pedigree selection by crossing F1(Hongda x RG11)as female parent and F1(Yunyan85 × K346)as male parent,with the purpose of improved resistance to black shank disease and easy curing potential.Chuanyan101 demonstrated strong growth in the field,had tower plant-type with leaves opening well,wide adaptability,desirable maturity features and was easy to cure.Chuanyan101 performed medium resistance to black shank disease and brown spot disease,its comprehensive resistance is better than K326.Compared with K326 and Yunyan87,its comprehensive economic characters exhibited significantly higher,the leaf appearance quality and physical property performed better.Chuanyan101 was characterized by regional style,clear fragrance style and outstanding fragrance in southwest tobacco areas,and its comprehensive quality was equivalent to K326 yet superior to Yunyan 87.In summary,Chuanyan101 features higher disease resistance,yields and quality,strong adaptability,and can be planted in Southwest or Southeast tobacco regions of China.