Results 51 to 60 of about 2,405 (174)

Shaping future forests: how can ecophysiology support climate‐smart forest management?

open access: yesNew Phytologist, EarlyView.
Summary Climate change, particularly the associated increase in extreme events and disturbances, threatens the numerous environmental, social, and economic benefits that forests provide, both locally and globally. Heat and drought pose significant risks to forest ecosystems; the anticipated future climate is expected to exacerbate this trend ...
Arthur Gessler   +18 more
wiley   +1 more source

Weighing the options: a test of alternative stomatal optimisation models at high temperatures

open access: yesNew Phytologist, EarlyView.
Summary Stomatal optimisation models centre upon a fundamental tradeoff for plants: opening stomata promotes carbon uptake, but closing stomata prevents water loss. However, stomatal opening can occur at high temperatures, causing evaporative cooling which limits thermal damage to leaves.
Camille K. Sicangco   +4 more
wiley   +1 more source

Effects of Different Irradiance Conditions on Photosynthetic Activity, Photosystem II, Rubisco Enzyme Activity, Chloroplast Ultrastructure, and Chloroplast-Related Gene Expression in Clematis tientaiensis Leaves

open access: yesHorticulturae, 2023
Clematis is a perennial ornamental vine known as the “Vine Queen” for its gorgeous floral color and rich flower shape. Clematis tientaiensis, an endangered plant, is a key protected wild plant and a rare breeding parent of Clematis because of its ...
Xiaohua Ma   +5 more
doaj   +1 more source

Mechanical Strength: An Unrecognised Target in the Genetic Improvement of Crops

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Leaf angle (LA) is a crucial agronomic trait influencing planting density and crop yield. Previous research highlighted the importance of cellular variations in the ligular region for determining LA, but the underlying regulatory mechanisms remain unclear.
Qingbiao Shi   +17 more
wiley   +1 more source

Physiological mechanisms for high salt tolerance in wild soybean (Glycine soja) from Yellow River Delta, China: photosynthesis, osmotic regulation, ion flux and antioxidant capacity.

open access: yesPLoS ONE, 2013
Glycine soja (BB52) is a wild soybean cultivar grown in coastal saline land in Yellow River Delta, China. In order to reveal the physiological mechanisms adapting to salinity, we examined photosynthesis, ion flux, antioxidant system and water status in ...
Peng Chen   +3 more
doaj   +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

Cloning and expression analysis of Rubisco activase genes in Carya cathayensis

open access: yesBiotechnology & Biotechnological Equipment, 2016
Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) is a key enzyme involved in CO2 assimilation during photosynthesis. Rubisco activation depends on the activity of Rubisco activase (RCA). We performed 3′/5′ rapid amplification of cDNA ends (RACE)
Guo Cun Ji   +4 more
doaj   +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

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

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

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