桐柏大枣是河南省桐柏县 2 0世纪 80年代发现的枣自然优变。果实卵圆形 ,果面桔红色 ,一般单果重 3 0～ 4 0ｇ ,大者 70ｇ多。核小肉厚 ,脆甜多汁 ,口感极佳 ,含糖 2 4 3 %、维生素Ｃ4 4 1 8ｍｇ 10 0ｇ。果实 10月中下旬成熟。桐柏大枣着果率高 ,丰产性特强 ,定植当年即可见 Tongbai jujube is Tongbai County in Henan Province in the 1980s found in the 80s natural jujube. Fruit oval, orange-red fruit, the general fruit weight 3 0 ~ 4 0g, the greater of 70g. Small nuclear flesh, crisp sweet and juicy, excellent taste, sugar 2 4 3%, vitamin C4 4 1 8mg10 0g. Fruit mature in mid-to-late October. Tongbai jujube fruit rate is high, high yield strong, colonization that year can be seen