早熟欧李新品种‘夏日红’的选育(英文)

‘夏日红’是2006年从自然杂交实生后代中选育而成的早熟型欧李新品种。果实扁圆形,果皮红色,果肉黄色,味酸甜;平均单果质量6.74 g,半离核。果实可溶性固形物含量达10.9%,总糖含量8.20%,总酸含量1.81%,糖酸比4.53,可食率94.51%。果肉含钙219.7 mg/kg,铁4.4 mg/kg,锌1.09 mg/kg,维生素C 182 mg/kg。果实发育期96~101 d,北京地区7月下旬成熟;货架期3~5 d,冷藏20 d左右,冷冻可达1a,果实不失味。适合北京地区栽培,第二年开花结果,丰产性较强。

Breeding of a New Early-ripening Cultivar of Chinese Dwarf Cherry 'Xiarihong'

'Xiarihong' is a new early-ripening variety selected from seedlings of Chinese dwarf cherry (Cerasus humilis Bunge) in 2006.The fruits are oblate and have red skin;the flesh is yellow,sour and sweet.The average mass of a fruit is 6.74 g,and a fruit has a half freestone.The content of soluble solids reaches 10.9％,and total sugar and total acid content are 8.20％ and 1.81％ respectively,so the ratio of total sugar content to total acid content is 4.53;the edible rate is up to 94.51％.In the flesh,calcium,iron,zinc,and vitamin C content are 219.7,4.4,1.09,and 182 mg/kg respectively.Fruits ripen in late July in Beijing,and the development period of fruits is 96-101 d.Fruits can be kept for 3-5 d at room temperature,about 20 d in cold storage,and one year under freezing conditions.It can be cultivated in Beijing,flowers and fruits in the next year,with strong yielding ability.