短期生长环境光强骤增导致典型阴生植物三七光系统受损的机制
武洪敏1,2, 双升普1,2, 张金燕1,2, 寸竹1,2, 孟珍贵1,2, 李龙根1,2, 沙本才1, 陈军文1,2,*(
)
)
Photodamage to photosystem in a typically shade-tolerant species Panax notoginseng exposed to a sudden increase in light intensity
WU Hong-Min1,2, SHUANG Sheng-Pu1,2, ZHANG Jin-Yan1,2, CUN Zhu1,2, MENG Zhen-Gui1,2, LI Long-Gen1,2, SHA Ben-Cai1, CHEN Jun-Wen1,2,*()
)
图7. 遮阴与全日光下三七的暗适应下的最大量子效率(A)、PSII反应中心的潜在活性(B)和P700反应中心的最大荧光信号(C) (平均值±标准误,n = 7)。*, 同一测量日的两处理间PSII和PSI活性差异显著(p< 0.05)。
Fig. 7. The maximum quantum efficiency under dark adaptation (A), potential activity of PSII reaction center (B) and the maximum fluorescence signal of the P700 reaction center (C) of Panax notoginseng exposed to shade and full sunlight conditions on the first, second and third day of the experiment, respectively (mean ± SE, n = 7). *, significant difference between the two treatments at same measurement day ( p< 0.05).
