Results 61 to 70 of about 25,080 (233)

Variable photosynthetic sensitivity of maize (Zea mays L.) to sunlight and temperature during drought development process

open access: yesPlant, Soil and Environment, 2017
The complex interaction process of the abiotic factors (sunlight, air temperature and soil water) in regulating maize (Zea mays L.) photosynthesis has not been fully understood.
Yu-He JI   +4 more
doaj   +1 more source

Lichen specific thallus mass and secondary compounds change across a retrogressive fire-driven chronosequence [PDF]

open access: yes, 2012
In the long-term absence of major disturbances ecosystems enter a state of retrogression, which involves declining soil fertility and consequently a reduction in decomposition rates.
Asplund, Johan   +2 more
core   +2 more sources

Beyond CO2: Incorporating Bicarbonate, Dynamic Carbon Speciation, and Stoichiometric Plasticity Into Algal Growth Models

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The design of biological carbon capture systems to uptake carbon dioxide by photoautotrophic cultivation of algae has been proposed to mitigate atmospheric carbon emissions. Multiple models to predict algal growth as a function of nutrients have been proposed, but few have delved into the complex dynamic reactions of algal growth as influenced
Elizabeth Flanagan   +2 more
wiley   +1 more source

Upregulation of the mitochondrial alternative oxidase pathway improves PSII function and photosynthetic electron transport in tomato seedlings under chilling stress

open access: yesPhotosynthetica, 2022
The aim of this study was to explore how the mitochondrial alternative oxidase (AOX) pathway alleviates photoinhibition in chilled tomato (Solanum lycopersicum) seedlings.
J.J. ZENG   +5 more
doaj   +1 more source

The relationship between cellular protein content and selenium accumulation in freshwater microalgae

open access: yesIntegrated Environmental Assessment and Management, EarlyView.
Abstract Variability in the bioconcentration of selenium (Se) by primary producers at the base of the food web results in uncertainty in predictions of bioaccumulation and ecological risk to higher trophic level organisms. Water chemistry, speciation of Se, and periphyton community composition have all been suggested as factors that contribute to ...
Courtney Bogstie   +3 more
wiley   +1 more source

Estimation of algal growth parameters from vertical primary production profiles [PDF]

open access: yes, 1981
Phytoplankton maximum growth rate and the saturation light intensity, Is, can be estimated from vertical profiles of primary production by non-linear least-squares estimation.
Herodek, Sandor, Straten, Gerrit van
core   +2 more sources

Comprehensive DIA‐MS Proteomics of Root Basal Nodes Elucidates Mechanisms of Salt Tolerance in Rice

open access: yesPROTEOMICS, EarlyView.
ABSTRACT Soil salinity severely affects rice growth, yield, and quality, posing a global food security challenge. Rice is particularly vulnerable to high salinity, which restricts growth and tolerance to other stresses. To address this, breeding efforts have been made in the past, leading to the generation of multi‐stress‐tolerant rice lines.
Cheol Woo Min   +8 more
wiley   +1 more source

Stepwise Photoinhibition of Photosystem II1 [PDF]

open access: yesPlant Physiology, 1998
Abstract Several mutant strains ofSynechocystis sp. PCC 6803 with large deletions in the D-E loop of the photosystem II (PSII) reaction center polypeptide D1 were subjected to high light to investigate the role of this hydrophilic loop in the photoinhibition cascade of PSII.
Paula Mulo   +3 more
openaire   +1 more source

Photosynthetic Adaptation to Length of Day Is Dependent on S-Sulfocysteine Synthase Activity in the Thylakoid Lumen [PDF]

open access: yes, 2012
Arabidopsis (Arabidopsis thaliana) chloroplasts contain two O-acetyl-serine(thiol)lyase (OASTL) homologs, OAS-B, which is an authentic OASTL, and CS26, which has S-sulfocysteine synthase activity.
Aldridge   +68 more
core   +1 more source

Integrating tunable LED‐induced plant responses with novel solar cell technologies for energy‐efficient agrivoltaic systems

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The increasing demand for sustainable food production requires innovative solutions that balance productivity, resource efficiency, and environmental impact. Vertical Farming Systems (VFSs) offer a promising approach; however, their high energy consumption remains challenging.
Alessio Dessì   +11 more
wiley   +1 more source

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