早熟丝瓜驻丝瓜1号的选育

A New Sponge Gourd F_1 Hybrid-'Zhusigua No.1'

从十叶早肉丝瓜中选出优良自交系驻 0 2 ,从地方品种长条肉丝瓜中选出自交系驻 0 1,经杂交配制而成一代杂种驻丝瓜 1号。该品种与长沙肉丝瓜比较 ,第 1雌花节位低 2～ 3节 ,成熟期早 5～ 6d(天 ) ;植株生长势强 ,瓜条长棒形 ,匀称 ,果皮青绿色 ,口感佳。露地栽培每 6 6 7m2 产量 16 0 0～ 2 0 0 0kg ,比长沙肉丝瓜增产 2 0 %。已在河南、安徽、湖北等地推广种植。

Zhusigua No.1' is a new F 1 hybrid by crossing the self line Zhu No.2 with the self line Zhu No.1. In contrast to the control variety 'Changsharousigua',the first fruit setting of this variety is 2-3 nodes lower than that of the control and the harvest time is 5-6 days earlier than that of the control. The variety grows vigorously with high resistance to downy mildew,virus and Fusarium wilt. It yields 30t·hm -2 ,20% higher than that of the control. The fruit are green,sweet and chrispy with high marketable percentage. This variety has been extended to Henan,Anhui,Hubei etc.