8个软枣猕猴桃品种在北京地区的生物学特征鉴定

通过对库库瓦、伊赛、罗高、安娜、缤果、红色九月、紫色萨多瓦和日内瓦8个软枣猕猴桃品种的物候期以及生物学特征调查,综合评价了果实外观以及果实内在品质。结果表明,8个软枣猕猴桃品种在北京地区3月底至4月初萌芽,5月初至5月中旬开花,9月下旬至10月中旬果实成熟;花白色,花冠直径1.502~2.236 cm,花瓣5~10片,柱头16~25枚,雄蕊33~43枚;果实卵形、椭圆和圆柱形,果实重量8.54~19.5 g,可溶性固形物含量17%~22.7%,Vc含量43.2~46.6 mg/kg。就引种综合表现情况来看,缤果最好,伊赛、红色九月、紫色萨多瓦、罗高、日内瓦和安娜表现较好。

Identification of Biological Characteristics of 8 Varieties of Actinidia arguta in Beijing

After phonological phase and biological characteristics of 8 varieties of Actinidia arguta, including Kokuwa, Issai, Rogów, Anna, Bingo, Red September, Purple Saduwa and Geneva were investigated, the fruit appearance and internal quality were comprehensively evaluated. The results show that 8 varieties of actinidia arguta sprout from late March to early April, flower from early May to mid-May, Fruit ripen from late September to mid-October in Beijing. Flowers are white, with 1.502~2.236 cm corolla diameter, 5~10 petals, 16~25 stigmas, 33~43 stamens. Fruits are oval, elliptic and cylindrical, with 8.54~19.5 g weight, 17~22.7% soluble solid, 43.2~46.6 mg/kg Vitamin C. In terms of the overall performance of the introduced species, Bingo performs best, Issai, Red September, Purple Saduwa, Rogów, Geneva and Anna perform better.