Results 51 to 60 of about 842,300 (197)

Ascorbic acid is involved in melatonin-induced salinity tolerance of maize (Zea mays L.) by regulating antioxidant and photosynthetic capacities

open access: yesPhotosynthetica
Melatonin (MT), an indole compound, can boost plant growth under abiotic stress conditions. This experiment aims to elucidate the synergistic effect of MT and ascorbic acid (AsA) in mitigating salinity stress by assessing the photosynthetic and ...
M. ZHU   +9 more
doaj   +1 more source

Robust stochastic Turing patterns in the development of a one-dimensional cyanobacterial organism. [PDF]

open access: yesPLoS Biology, 2018
Under nitrogen deprivation, the one-dimensional cyanobacterial organism Anabaena sp. PCC 7120 develops patterns of single, nitrogen-fixing cells separated by nearly regular intervals of photosynthetic vegetative cells.
Francesca Di Patti   +5 more
doaj   +1 more source

Characterization of the Novel Photosynthetic Protein PPP7 involved in Cyclic Electron Flow around PSI [PDF]

open access: yes, 2007
Photosynthetic organisms are able to convert light energy into chemical energy by the operation of the two photosystems, the cytochrome b6/f complex and the ATPase.
Dal Corso, Giovanni
core   +1 more source

Light Levels Affect Carbon Utilisation in Tropical Seagrass under Ocean Acidification. [PDF]

open access: yesPLoS ONE, 2016
Under future ocean acidification (OA), increased availability of dissolved inorganic carbon (DIC) in seawater may enhance seagrass productivity. However, the ability to utilise additional DIC could be regulated by light availability, often reduced ...
Yan X Ow   +2 more
doaj   +1 more source

Responses of Linear and Cyclic Electron Flow to Nitrogen Stress in an N-Sensitive Species Panax notoginseng

open access: yesFrontiers in Plant Science, 2022
Nitrogen (N) is a primary factor limiting leaf photosynthesis. However, the mechanism of N-stress-driven photoinhibition of the photosystem I (PSI) and photosystem II (PSII) is still unclear in the N-sensitive species such as Panax notoginseng, and thus ...
Zhu Cun   +17 more
doaj   +1 more source

Stoichiometry, inhibitor sensitivity, and organization of manganese associated with photosynthetic oxygen evolution [PDF]

open access: yesProceedings of the National Academy of Sciences, 1981
Chloroplast thylakoid membranes isolated in the presence of EDTA retain high rates of O 2 evolution (≥340 μmol·h -1 ·mg chlorophyll -1 ) but contain no Mn 2+ that is ...
C F, Yocum   +4 more
openaire   +2 more sources

On the photosynthetic and devlopmental responses of leaves to the spectral composition of light [PDF]

open access: yes, 2010
Key words: action spectrum, artificial solar spectrum, blue light, Cucumis sativus, gas-exchange, light-emitting diodes (LEDs), light interception, light quality, non-photosynthetic pigments, photo-synthetic capacity, photomorphogenesis, photosystem ...
Hogewoning, S.W.
core  

Nitrogen Inhibitors Enhance Photosynthetic Potential by Delaying Maize Leaf Senescence Under Fertigation

open access: yesFood and Energy Security
Unreasonable nitrogen fertilizer use intensifies nitrogen losses, resulting in environmental contamination. Nitrification inhibitors and urease inhibitors are widely employed to reduce environmental pollution and enhance nitrogen use efficiency. However,
Yifeng Li   +7 more
doaj   +1 more source

Involvement of triadimefon induced early ABA-dependent H2O2 accumulation in soybean against water stress

open access: yesOil Crop Science, 2020
The present study showed that pretreatment of triadimefon (TDM), a triazole compound, could improve tolerance of soybean seedlings to subsequent water stress.
Xinghua Xing   +6 more
doaj   +1 more source

Phytomelatonin in stress management in agriculture

open access: yesHeliyon, 2021
Melatonin was discovered as a pineal gland hormone in animals and is now more significantly known as a signaling molecule in plants' biotic and abiotic stressors.
Gyan Datta Tripathi   +4 more
doaj   +1 more source

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