光合作用光响应模型的比较

叶子飘, 于强

COMPARISON OF NEW AND SEVERAL CLASSICAL MODELS OF PHOTOSYNTHESIS IN RESPONSE TO IRRADIANCE

YE Zi-Piao, YU Qiang

图1 不同气温条件下冬小麦的光响应曲线 Pn: 净光合速率 Net photosynthetic rate PAR: Photosynthetically active radiation Ta: 气温 Air temperature Ca: 气室的CO2浓度 Chamber CO2 concentration φ c: 在光补偿点的量子效率 Quantum yield at light compensation point Pmax: 最大净光合速率 Maximum net photosynthetic rate Isat: 光饱和点 Light saturation point Ic: 光补偿点 Light compensation point Rd: 暗呼吸速率 Dark respiration rate R2: 决定系数 Determination coefficient

Fig. 1 Light response curve of winter wheat (Triticum aestivum) under different temperatures