大棚专用黄瓜品种京研207的选育

A New Cucumber F_1 Hybrid——‘Jingyan 207’

京研207 是以雌性系BC244856-9 为母本,以54H56 为父本配制而成的全雌华北类型大棚专用黄瓜一代杂种.植株生长势强,早熟.瓜长33 cm,横径3 cm 左右,单瓜质量170～200 g,瓜把较短,瘤刺小,密度适中,果皮亮绿,心室小,肉质脆甜,品质好.耐低温、弱光,耐热,抗霜霉病、白粉病和CMV.每667 m^2 产量可达7 890.0 kg.适于春温室、春秋大棚种植.

‘Jingyan 207’ is a newly bred cucumber F1 hybrid developed by crossing inbred line BC244856-9 as maternal parent and 54H56 as paternal parent. It has strong growth vigor and belongs to gynoecious type. It is of early maturity. The fruit is 33 cm in length and about 3 cm in diameter. The single fruit weight is 170-200 g. It has shiny green peel, small spines and warts. The fruit flesh is crisp and sweet with good guality. It can yield over 118.4 t·hm-2. It is resistant to downy mildew, powder mildew, and CMV,tolerent to low temperature and weak light. It is suitable for greenhouse cultivation in spring, plastic tunnel cultivation in spring and autumn in China.