西葫芦新品种欧美圣玉的选育

Breeding of a New Summer Squash Hybrid “Oumei Shengyu”

欧美圣玉西葫芦是以从山西忻州地方品种中选出的一种白皮大籽西葫芦,经系统多代自交选育而成的稳定自交系 B-0105 为母本,以国外杂交种经多代分离自交纯化,定向选出的性状稳定的黑花皮长瓜单株 H-0203为父本育成的杂交一代西葫芦新品种。属中早熟品种,节成性好,植株长势强;瓜棱不明显,瓜皮淡绿色,瓜面光泽度好;果实纵径 19～22 cm,果实横径 6.4～7.5 cm,单果质量平均 565.5 g,667 m2产量 5 000 kg 左右。耐寒性较强,适宜早春露地及保护地种植。

The F1 hybrid summer squash Oumei Shengyu is developed by crossing inbred B-0105 as female parent and H-0203 as male parent.The female parent was selected from a local white skin and big seed squash grown in Xinzhou,Shanxi through pedigree selection.The male parent was developed by selfing an oversea introduced hybrid with dark skin and long fruit.The hybrid is mid-early in maturity,produces vigorous plant with good fruit set ability.The fruit is pale green,glossy with unobvious ribs.The fruit size is about 19-22 cm long and 6.4-7.5 cm in diameter weighting about 565.5 g.667 m2 yield is about 5 000 kg.It has good cold tolerance and suitable for production in early spring.