极早熟油桃新品种‘中油珍珠0号’

An Extreme Early-ripening Nectarine Cultivar‘Zhongyou Zhenzhu 0’

‘中油珍珠0号’是通过人工杂交选育而成的极早熟小果油桃品种。果实圆形,单果质量80~120 g,最大146 g。果皮底色浅黄,成熟时80%以上果面着红晕。果肉硬溶质,黄色,汁液中多,纤维少,浓甜,可溶性固形物15.7%~19.9%,品质优良。果核大小中等,椭圆形,粘核。在郑州地区3月下旬开花,5月下旬成熟,果实发育期约55 d。4年生树产量约22.5 t·hm^(-2),5年生树30 t·hm^(-2)。

‘Zhongyou Zhenzhu 0’,originated from artificial pollination,is an extreme early-ripening nectarine cultivar with small size.The fruit is round with weight about 80–120 g and the biggest one weighs 146 g.Over 80%of the fruit skin is covered by red when fruit ripening.The flesh is melting,yellow,more juice,less fiber and tastes sweet with strong aroma,the fruit juice contains 15.7%–19.9%soluble solids.The stone is long elliptical and cling to the flesh.In Zhengzhou,the flowers bloom in late March.The fruit matures in end of May and the fruit development period is about 55 days.The yield of 4-year-old trees is about 22500 kg·hm^(-2)and reaches 30000 kg·hm^(-2)at the 5th year.