大果中晚熟甜樱桃新品种‘春雷’

‘春雷’是从‘红灯’ב先锋’杂交后代中选育出的大果中晚熟优质甜樱桃新品种。树势极强,树体分枝能力中等。果实大,肾形,平均单果质量8.5 g,果顶凹,果柄粗短。果实紫红色,有光泽,可溶性固形物16.5%,总糖10.11%,可滴定酸0.74%,维生素C 0.089 mg·g~(-1)。果肉脆硬,酸甜适口,品质上等,畸形果极少或无,耐贮运。自花不实,S基因型是S3S9。以中短果枝和花束状果枝结果为主,耐花期高温和夏季高温高湿天气,坐果率高,具有较好的早果性、丰产性和稳产性,盛果期产量在18 000kg·hm~(-2)以上。在郑州地区,5月25—30日果实成熟,果实发育期55~60 d。

A New Mid-late Ripening Sweet Cherry Cultivar‘Chunlei’

‘Chunlei’is a mid-late ripening and big-fruit sweet cherry cultivar bred by crossing‘Hongdeng’and‘Van’. Tree vigor is high and branch ability is middle. The fruits are big，purpish red，kidney-shape，with sunken fruit top and short fruit stem. The fruit weighs 8.5 g on average. The soluble solids，total sugar，titrtable acid and vitamin C content is 16.5%，10.11%，0.74% and 0.089 mg ? g-1，respectively. The flesh is purpish red and crisp-hard with pleasant sweet and little sour taste. S-genotype is S3S9，self-unfruitful. It has very little malformed fruit，highly resistance to flowering high-temperature and hot humid summer weather，with very early fruiting and high yield（18 000 kg ? hm-2）. Fruit ripening period is 25–30 May in Zhengzhou，and fruit development period is 55–60 days.