火龙果新品种‘大丘4号’

A New Pitaya Cultivar ’Daqiu 4’

‘大丘4号’是从以‘光明红’为母本,‘白水晶’为父本的杂交后代中选出的红肉火龙果新品种。树势旺盛,果实近圆形,平均单果质量316.0g,可食率73.2%。果皮浅红色,果萼数量多、长度和厚度中等,果肉红色,肉质爽滑,风味清甜,可溶性固形物含量14.24%,可滴定酸含量0.191%。广州地区每年开花结果 10~12批次,定植第3年,产量可达36 780.3 kg·hm^(-2)。

’Daqiu 4’ is a new pitaya cultivar which is derived from the cross between ’Guangminghong’ as female parent and ’Baishuijing’ as male parent. The plant grows vigorously. The fruit is nearly circular,the average fruit weight is 316.0 g,and the edible rate is 73.2%. The fruit peel with many bracts is light red,and the length and thickness of the bracts are medium. The flesh is purple-red,smooth,refreshing and sweet. It contains total soluble solids of 14.24%,the titratable acid of 0.191%.There are 10–12 batches of flowering and fruiting in Guangzhou every year,and the yield can reach 36780.3 kg·hm^(-2)at the third years after planting. It has good characteristics as strong ability in flowering and the fruit setting,good performance and quality.