Diurnal changes of net photosynthetic rate and transpiration rate of Reaumuria soongorica
2006
Bai Yan, Long Ruijun, Liu Yubing
Chinese. 以野生红砂为研究对象,在2004年5~7月早7∶00~晚20∶00(晴天)测定其净光合速率(Pn)、蒸腾速率(E)、光合有效辐射(PAR)、大气温度(T)等指标.结果表明:红砂的净光合速率日变化曲线呈M型,有明显的“光合午休”现象;红砂的蒸腾速率日变化曲线也呈M型,但“午休”现象不明显;有效光合辐射对红砂的净光合速率影响较大,大气温度则对红砂的蒸腾速率影响较大.
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