西瓜新品种科晶抗丰的选育

A New Watermelon F_1 Hybrid──‘Kejingkangfeng’

科晶抗丰是以从山西省西甜瓜研究会引进的优良自交系 92 2为母本 ,以台湾的一个常规品系T 8经过多代提纯选育的自交系J90 7 6 4 2为父本配制的中熟西瓜一代杂种。生育期 95d(天 )左右 ,果实发育期 36d(天 ) ,果实椭圆形 ,果皮绿色 ,上覆墨绿色锯齿条带 ,瓜瓤鲜红 ,品质优 ,较抗枯萎病 ,耐重茬。果实中心可溶性固形物含量 11.5 %,边部 9.0 %,皮厚约 1.1cm ,单瓜质量约 8kg ,每 6 6 7m2 产量 480 0kg左右。

Kejingkangfeng is a new watermelon F 1 hybrid bred by crossing excellent inbred line 92-2 and J90-7-6-4-2.It can be harvested in 95 days after sowing,and about 36 days from fruit setting. The fruit is ellipse in shape,green skin with dark green hackle stripes and red flesh. It is high resistant to Fusarium wilt and toleranc to consecutive planting. The soluable solid content is 11.5% in center,9.0% in margin,fruit wall is 1.1cm in thickness.The yield is 72t·hm -2 with average 8 kg per fruit. It is suitable to culture in Huabei district.