Claim · model-written summary
quantum efficiency of non-cyclic electron transport of PSII (phiPSII) decreased significantly under excess Mn and high light.
- Taxon
- cucumber
Cucumis sativust0 - Treatment
- excess Mn treatmente0
- Outcome
- quantum efficiency of non-cyclic electron transport of PSII (phiPSII)e0
- Direction
- decreasede0
- Qualifier
- under high light intensitye0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“cucumber”
e0“The primary maximum photochemical efficiency of PSII (v/Fm), quantum efficiency of non-cyclic electron transport of PSII (phiPSII), and photochemical quenching (qP) were significantly decreased in excess Mn treatment under high light intensity”
Title
Qinghua Shi; Zhujun Zhu; Quansheng Ying; et al. PubMed 2005
Other claims from this paper (13)
- Intervention effect Excess Mn inhibited cucumber growth, more under high than low light.
- Intervention effect primary maximum photochemical efficiency of PSII (v/Fm) decreased significantly under excess Mn and high light.
- Intervention effect photochemical quenching (qP) decreased significantly under excess Mn and high light.
- Intervention effect Excess Mn had no significant effect on Fv/Fm under low light.
- Intervention effect Excess Mn had no significant effect on qP under low light.
- Intervention effect Excess Mn decreased net photosynthetic rate (Pn), particularly under high light.
- Intervention effect Excess Mn decreased stomatal conductance (Gs), particularly under high light.
- Intervention effect Excess Mn increased intracellular CO2 (Ci) under high light intensity.
- Intervention effect Excess Mn decreased Ci under low light intensity.
- Intervention effect Excess Mn reverse stomatal limitation value (Ls) under high light intensity.
- Intervention effect Excess Mn reverse stomatal limitation value (Ls) under low light intensity.
- Mechanism The authors attributed the Mn related decrease in photosynthesis to stomatal limitation under high light intensity.
- Mechanism The authors attributed the Mn related decrease in photosynthesis to stomatal limitation under low light intensity.