高产优质耐割茴香新品种“德农1号”的选育

Breeding of a High Yield and Quality Fennel Variety 'Denong No.1' with Cutting Tolerance

"德农1号"是从德州茴香原始群体中选择优良单株,经系统选育而成的高产、优质、耐割茴香新品种。全株绿色,株高41.3cm,叶7片,叶长40.6cm,叶柄长23.8cm,叶距小;生长较快,耐密植,正常情况下播后45d,即可收割,单茬产量1 500kg/667m2左右,全年总产量7 000kg/667m2,全株可食率为94%;抽薹迟,香味浓,品质优,精油含量为17.3mL/kg DW,维生素C含量为421.6mg/kg;再生能力强,全年可连续收割5～6次;耐寒性强,可耐3℃以上低温。

＇Denong No.1＇was bred from superior individual in Foeniculum vulgare of initial population by system selection.The new variety had the characteristics of high yield and quality,cutting tolerance.The whole plant is green.The number of leaf was 7.The plant was 41.3 cm in height,40.6 cm in leaf length,23.8 cm in petiole length,and the space of leaf was short.It grew faster and had high density tolerance.If the new variety was sowed in normal condition,it harvested after 45 d.its yield of a single stubble was 1 500 kg/667m^2,and the total yield of a year was 7 000 kg/667m^2.The edible rate was 94%.It was of late shooting,of superior quality with strong fragrant smell.The content of essential oil was 17.3 mL/kg DW and the vitamin C content was 421.6 mg/kg.It had strong regeneration capacity and could be harvested 5~6 times in a year.It had strong cold tolerance and the new variety could grow over 3℃.