Results 71 to 80 of about 5,677 (228)

Exogenous Salicylic Acid Alleviates Water Deficit Stress by Protecting Photosynthetic System in Maize Seedlings

open access: yesAgronomy, 2023
Water deficit is a significant abiotic stress affecting crop growth and production. While many studies have indicated that salicylic acid (SA) plays a crucial role in mitigating the detrimental effects of environmental stress on plants, its mechanism ...
Longfei Xin, Jiajia Wang, Qinghua Yang
doaj   +1 more source

Rate of photosynthetic induction in fluctuating light varies widely among genotypes of wheat. [PDF]

open access: yes, 2019
Crop photosynthesis and yield are limited by slow photosynthetic induction in sunflecks. We quantified variation in induction kinetics across diverse genotypes of wheat for the first time.
Buckley, Thomas N   +4 more
core  

Existing antioxidant levels are more important in acclimation to supplemental UV-B irradiation than inducible ones: Studies with high light pretreated tobacco leaves [PDF]

open access: yes, 2012
Greenhouse grown tobacco plants were exposed to supplemental ultraviolet irradiation (280-400 nm, UV-B centered) for 6 days and changes in their photosynthesis (gas exchange and electron transport) and general and specific antioxidant activities were ...
Hideg, Éva, Majer, Petra
core   +1 more source

Photosynthetic Performance of Zea mays integrated with Neolamarckia cadamba under climate change condition

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 1, March 2026.
Abstract Anthropogenic activities have increased CO2 emissions, elevating global temperatures and disrupting rainfall patterns, thus affecting crop productivity. This study examines the photosynthetic performance of Zea mays under elevated temperatures (25°C and 30°C) and CO2 levels (400 and 700 ppm) in two cropping systems: monoculture and an ...
Romia Rona Tagang   +5 more
wiley   +1 more source

Shade‐induced transcriptional reprogramming and metabolic adaptation in contrasting soybean genotypes

open access: yesThe Plant Genome, Volume 19, Issue 1, March 2026.
Abstract Shade stress affects soybean yield in intercropping, but the molecular basis of cultivar‐specific tolerance is unclear. We analyzed shade‐tolerant (Guru) and sensitive (Heinong 53) soybeans under 30% and 70% shade using transcriptomic, physiological, and biochemical methods.
Fengyi Zhang   +10 more
wiley   +1 more source

Progress and Impacts of “Omics” Technologies in Understanding the Drought Response in Cassava: Adoption for Food Security in Africa

open access: yesPlant-Environment Interactions, Volume 6, Issue 6, December 2025.
ABSTRACT Cassava is a crucial staple crop in Africa, but its productivity is increasingly threatened by the worsening impacts of drought caused by climate change. To address this challenge, an integration of “omics” and genome editing technologies has emerged as indispensable tools for understanding the complex mechanisms that govern cassava's response
Ambesa Mantewu   +3 more
wiley   +1 more source

Stromal protein degradation is incomplete in Arabidopsis thaliana autophagy mutants undergoing natural senescence

open access: yesBMC Research Notes, 2013
Background Degradation of highly abundant stromal proteins plays an important role in the nitrogen economy of the plant during senescence. Lines of evidence supporting proteolysis within the chloroplast and outside the chloroplast have been reported. Two
Lee Travis A   +2 more
doaj   +1 more source

Proteomic insights on root and tuber crops’ response to abiotic stress—A review

open access: yesCrop Science, Volume 65, Issue 6, November/December 2025.
Abstract Root and tuber crops are a good source of food energy on a global scale, particularly in African and Asian nations. Nevertheless, these crops can be susceptible to abiotic stresses such as excessive heat, high salinity, drought, and nutrient deficiencies, which have detrimental effects on the physiological and metabolic processes of the plants,
L. E. Siviya   +3 more
wiley   +1 more source

Depth-specific fluctuations of gene expression and protein abundance modulate the photophysiology in the seagrass Posidonia oceanica [PDF]

open access: yes, 2017
Here we present the results of a multiple organizational level analysis conceived to identify acclimative/adaptive strategies exhibited by the seagrass Posidonia oceanica to the daily fluctuations in the light environment, at contrasting depths.
A Dodd   +91 more
core   +3 more sources

Site-directed mutagenesis at position 396 to enhance the thermo-stability of RuBisCO activase [PDF]

open access: diamond, 2022
Jyoti Singh   +3 more
openalex   +1 more source

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