西瓜新品种兴桂5号的选育

A New Watermelon F_1 Hybrid —'Xinggui No.5'

兴桂5号是利用GY3-a作母本,用SF1-e作父本配制而成的西瓜一代杂种。早熟,全生育期春茬85～90d(天),秋茬60～70d(天),果实发育期28～30d(天),植株生长势中强,分枝强,极易坐果,不畸形,商品率高。果实圆形,果形指数1.02,果皮深绿色覆墨绿色隐条带,皮厚1.0～1.2cm,皮质坚韧,极耐贮运,果肉大红色,汁多,清甜爽口,中心可溶性固形物含量10.5%～11.5%,单瓜质量3.5～4.5kg,一般每667m2产量2250～2500kg,适合全国各地西瓜种植区栽培,也适宜与甘蔗、木薯、玉米和初植果树间套种,重茬瓜地需要嫁接栽培。

'Xinggui No.5'is a new watermelon F1 hybrid developed by crossing GY3-a as female parent and SF1-e as male parent.It is early maturity.The total growing period is 85-90 days in spring sowing and 60-70 days in autumn sowing.The fruit development period is 28-30 days.The plant has mid growth vigor with ramifying ability.It is easy to set fruit.The fruit is of round shape.The fruit shape index is 1.02.The peel is dark in color with dark green stripes.The peel thickness is 1.0-1.2 cm.It is tolerant to storage and transportation.Its pulp is red in color and the pulp is sweet.Its soluble solid matter content is 10.5 %-11.5 %.The single fruit weight is 3.5-4.5 kg.It normally can yield 33.75-37.50 t·hm-2.It is suitable for cultivation in China and also can be inter-planted with sugarcane,cassava,corn and young fruit trees.Double cropping melon fields need grafting cultivation.