黄瓜新品种洛蔬2号的选育

A New Cucumber F_1 Hybrid ——‘Luoshu No.2’

洛蔬2号是以日本引进品种ょしなり的自交系20-01-14为母本、以津研4号的自交系9002为父本配制而成的黄瓜一代杂种。全生育期114d(天),以主蔓结瓜为主,第1雌花节位第4节左右;瓜条长棒形,长约30cm,瓜把短,心腔小;瓜皮绿色,密生白刺,刺瘤不明显;单瓜质量150g左右,对霜霉病、白粉病的抗性优于津春5号;每667m2产量4800kg左右,适于春露地栽培。

＇ Luoshu No. 2＇ is a new cucumber F1 hybrid developed by crossing inbred line 20-01 - 14 with 9002. It takes 114 days from sowing to harvest. Its fruit is 30 cm in length with long and straight shape, its single fruit weight is about 150 g. It has stronger resistance to downy mildew and powdery mildew than＇ Jinehun No. 5＇. The yield is about 72 t · hm^-2. It is suitable for cultivation in open field in spring.