关键词: 丽格海棠, 丽格海棠, 光合特性, CO₂浓度

Abstract:

[Method]observation the growth and development condition of the HongDeng 、DaZi 、ZhiHuHong for continuing four years；[Objective]to research the representation of the sweet cherry in the subtropical humid monsoon climate；[Results]The results showed that：the sprouting rate were high，the Branching abilitywere low， the new branches growths quickly after the leaf expansion and harvest the fruit，the bud morphological differentiation begins at 5 mid-late by the end of August，the fruit growths rapidly before and after the hard-core period. The fruits of the three varieties were gloss , middle taste in sweet and sour degree and with high edible percentage、storability,The output and quality of the three varieties were affected by local temperature and rainfall；[Conclution]the harvest date of the sweet cherry was early and the quality 、output was lower than in the traditional production areas.