大果优质南酸枣新株系‘南酸枣3号’选育研究

‘南酸枣3号’是从福建省福州市闽侯县南酸枣实生株中选育出的新株系。果实广椭圆形，未成熟时果皮绿色，成熟后果皮金黄色，果大且外观好，果肉白色，粘糊状。丰产，10年生树株产130kg。平均单果重18．5g，果实纵横径3．3cm×3．0cm，可食率64．9％。果实主要营养成分含量为可溶性固形物7．9％、总糖6．8％、可滴定酸4．3％、维生素C74．0mg·（100g）-1、总果胶3．3％、水溶性果胶2．5％。

Breeding of New Large-fruit and High-quality South Wild Jujube Strain 'South Wild Jujube 3'

The new strain, south wild jujube 3, was selected from a large number of south wild ju- jube grafting trees in Minhou County of Fujian. The characteristics of this strain are as follows： wide - oval shape, immature fruit with green pericarp and mature fruit with golden - yellow pericarp, large fruit with good appearance, white pulp with doughiness, 130 kg yield per tree （ten -year -old）, 18.5 g per fruit average weight, 3.3 cm × 3.0 cm fruit longitudinal and traverse diameter, 64. 9 % edible rate, 7.9% fruit soluble solids content, 6. 8% soluble sugar, 4. 3% titrated acid content, 74. 0 mg · （ 100 g） -1 vitamin C content, 2.5% content of water soluble pectin （WSP） and 3.3 % total pectin （TP）.