早熟油桃新品种——中油桃10号的选育

中油桃10号是以油桃优系6-20(京玉×NJN76)为母本,曙光为父本,通过有性杂交和胚培养育成的早熟、优质油桃新品种。该品种果实近圆形,平均单果质量106g,大果可达197g;80%果面披玫瑰红色,或全红;果肉乳白色,肉质硬度适中,成熟后软化过程缓慢,常温下货架期可超过10d;风味浓甜,可溶性固形物为10%～14%,汁液中等,品质优;黏核。花型为铃型,花瓣小;花粉多,自交可育,自然坐果率41.9%～46.2%。果实发育期68d,郑州地区6月8日前后成熟。

Zhongyoutao No.10, a new early season nectarine cultivar

Zhongyoutao No. 10, a new high quality, early ripening nectarine cultivar, was derived from the cross of 620 (Jingyu × NJN76)×Shuguang. Its fruits are clingstone and round in shape, weighing 106 g on average, but reaching up to 197 g. The skin is white and covered with rosy red on 80% surface. The milky white flesh is medium in hardness but softening very slowly after harvest. Shelf life is about 10 d at room temperature. The juicy flesh is very sweet and of high eating quality, containing soluble solids of 10% to 14%. The non-showy flowers are small and self-fertile. The fruit-setting rate by open pollination varied 41.9% to 46.2%. The fruit development period is about 68 d.