极早熟鲜食枣新品种‘夏甜’

A New Extremely Early Ripening Chinese Jujube Cultivar‘Xiatian’for Table

极早熟鲜食枣新品种‘夏甜’是‘冬枣’ב临猗梨枣’的杂交后代中选出的。树体紧凑,枝条节间短。果实近圆形,平均单果质量15.65 g,可食率97.8%,果实可溶性固形物含量24.7%,维生素C含量3.32 mg·g^-1。在河北大名县8月上中旬成熟,盛果期产量18.8 t·hm^-2。适宜在河北省大名县、定州市和阜平县及生态条件类似地区栽培。

‘Xiatian’,a new extremely early ripening spur-type table cultivar of Chinese jujube(Zizyphus jujuba Mill.),is selected from the offspring of the cross‘Dongzao’בLinyi Lizao’.The fruit has a nearly round shape,the average weight of per fruit is 15.65 g,and the percentage of esculent part of fruit is 97.8%.The soluble solids content is 24.7%,and the vitamin C content is 3.32 mg·g^-1.It ripens in early-middle August in Daming areas of Hebei.The average output is 18.8 t·hm^-2.It is suitable to be cultivated in Daming County,Dingzhou City and Fuping County of Hebei Province and other regions with similar ecological conditions.