关键词: 火龙果, 芽变, 品种

Abstract:

‘Yuehong’is a new pitaya cultivar which is derived from‘Lianhuahong 1’through bug mutation selection. Plants grow up strong. Fruit is oval-shaped and a uniform size，the fruit with more than 400 grams accounted for 80% of the total. The flesh is purple and red，fibreless and crisp，and a moderate balance of sour and sweet. It contains total soluble solids of 14.4%，the total sugar of 10.0%，reducing sugar of 9.1% and the titrate acid of 0.45%. The annual bloom and fruit is 10–12 batches in Guangzhou. It has good characteristics as more ability in flowering and the fruit setting，good quality，big size fruit with not easily dehiscent fruit，and suitable for storage and transportation.

Key words: pitaya, bud mutation, cultivar