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A research on the photosynthetic characteristics of Jinguan,Molios and Strimoson apple (Malus pumila Mill.)
Author(s): 
Pages: 802-811
Year: Issue:  5
Journal: ACTA BOTANICA BOREALI-OCCIDENTALIA SINICA

Keyword:  3种苹果光合速率日变化季节变化相关分析;
Abstract: 通过对金冠、新红星、毛里斯3种苹果品种光合特性日变化,季节变化的研究,结果表明:金冠、新红星2种苹果树的光合速率(Pn)在日变化中出现相似的峰值,日变化呈单峰曲线,高峰值出现在一日中的9:00~11:00.毛里斯苹果的光合速率(Pn)日变化呈双峰曲线,高峰值出现在一天之中的9:00~11:00,3种苹果光合速率(Pn)在季节变化曲线中高峰值期为6月份.并得出各种苹果的光合速率(Pn)与其蒸腾强度(TRAN)、胞间CO2浓度(CINT)及环境因子光照强度(QNTM)、水分亏缺(VPD)等之间的多元线性回归方程.
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