Abstract:

‘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.

Key words: sweet cherry, mid-late ripening, cultivar