早熟桃新品种——春美的选育

A new early maturing peach cultivar——Chunmei

春美桃是中国农业科学院郑州果树研究所以桃杂种单株89-3-16为母本,半矮生油桃单株SD9238为父本,通过人工杂交培育出的早熟、全红、大果型桃新品种。该品种果实近圆形,平均单果质量165～188 g,大果310 g以上。果皮茸毛中等,底色绿白,大部分或全部果面着鲜红色或紫红色。果肉白色,粗纤维中等,硬溶质,风味甜,有香气。汁液中等,pH 5.0,可溶性固形物为12.1%～14.3%,总糖9.53%,酸0.47%,维生素C 80.4 mg·kg-1,品质优良。果核长椭圆形,黏核。花蔷薇型,花粉多,自花结实,丰产。郑州地区3月下旬开花,果实6月下旬成熟,果实发育期82 d左右。

Chunmei is an early peach variety derived from the cross combination of 89-3-16（a peach selection） × SD9238（a semi-dwarf nectarine selection）.The nearly round fruit is 165 to 188 g in average weight and over 310 g in maximum.The fruits are light green-white background with over 80% fruit skin covered by bright red to purplish red.The flesh is white with medium crude fiber,melting,sweet with low acid,containing 12.1% to 14.3% soluble solids,9.53% total sugar,0.47% total acid,13.14 mg·100 g vitamin C.The flavor is nice.The flower is showy,male-fertile,self-fruitful,and the yield is high.The fruit development period is around 82 days,and the mature date is about June 23rd in Zhengzhou,Henan province.