Results 21 to 30 of about 1,083,484 (267)

Major As species, lipid peroxidation and protein carbonylation in rice plants exposed to increasing As(V) concentrations

open access: yesHeliyon, 2020
Arsenic (As) uptake by plants is mainly carried out as arsenate (As(V)), whose chemical analogy with phosphate is largely responsible for its elevated toxicity. Arsenate is known to stimulate reactive oxygen species (ROS) formation in plants that provoke
M.J. Álvarez-Robles   +4 more
doaj   +1 more source

Modeling management of continuous dryland cotton with an intervening winter wheat cover crop in a semiarid climate

open access: yesFrontiers in Sustainable Food Systems, 2022
Although winter cover crop residue can mitigate the stresses of dryland production in semi-arid regions, cover crops can also reduce soil moisture and cash crop yields.
Steven A. Mauget   +6 more
doaj   +1 more source

Cotton Water Use Efficiency under Two Different Deficit Irrigation Scheduling Methods

open access: yesAgronomy, 2015
Declines in Ogallala aquifer levels used for irrigation has prompted research to identify methods for optimizing water use efficiency (WUE) of cotton (Gossypium hirsutum L).
Jeffrey T. Baker   +3 more
doaj   +1 more source

Response of plants to water stress [PDF]

open access: yesFrontiers in Plant Science, 2014
Water stress adversely impacts many aspects of the physiology of plants, especially photosynthetic capacity. If the stress is prolonged, plant growth, and productivity are severely diminished. Plants have evolved complex physiological and biochemical adaptations to adjust and adapt to a variety of environmental stresses. The molecular and physiological
Yuriko Osakabe   +3 more
openaire   +3 more sources

Vernalization and photoperiod alleles greatly affected phenological and agronomic traits in bread wheat under autumn and spring sowing conditions

open access: yesCrop and Environment, 2022
The responses to temperature (vernalization) and day length (photoperiod) in wheat (Triticum aestivum L.) are mainly defined by allelic differences at the respective VRN-1 and PPD-1 loci, which greatly affect wheat phenology and adaptability.
Aduragbemi Amo   +4 more
doaj   +1 more source

Plant Responses to Water Stress [PDF]

open access: yesAnnals of Botany, 2002
This Special Issue comprises a series of papers that develops the theme of plant responses to water stress, encompassing recent developments at the molecular level, through responses of photosynthesis and metabolism, to their application in crop selection and yield. The consideration of water deficits is particularly timely, given the huge developments
Griffiths, H., Parry, M. A. J.
openaire   +2 more sources

Genome-wide identification and comparative analyses of key genes involved in C4 photosynthesis in five main gramineous crops

open access: yesFrontiers in Plant Science, 2023
Compared to C3 species, C4 plants showed higher photosynthetic capacity as well as water and nitrogen use efficiency due to the presence of the C4 photosynthetic pathway.
Liang Chen   +8 more
doaj   +1 more source

Genotypic capacity of post-anthesis stem reserve mobilization in wheat for yield sustainability under drought and heat stress in the subtropical region

open access: yesFrontiers in Genetics, 2023
Wheat productivity is severely affected by drought and heat stress conditions worldwide. Currently, stem reserve mobilization (SRM) is receiving increased attention as a trait that can sustain wheat yields under adverse environments.
S. Gurumurthy   +5 more
doaj   +1 more source

Assessing Changes in Ecosystem Service Values over 1985–2050 in Response to Land Use and Land Cover Dynamics in Abaya-Chamo Basin, Southern Ethiopia

open access: yesLand, 2020
This study evaluated the effect of Land Use and Land Cover (LULC) dynamics on the value of ecosystem services in Abaya-Chamo basin over 1985−2050.
Ashebir Woldeyohannes   +3 more
doaj   +1 more source

C4 photosynthesis and water stress [PDF]

open access: yesAnnals of Botany, 2008
In contrast to C(3) photosynthesis, the response of C(4) photosynthesis to water stress has been less-well studied in spite of the significant contribution of C(4) plants to the global carbon budget and food security. The key feature of C(4) photosynthesis is the operation of a CO(2)-concentrating mechanism in the leaves, which serves to saturate ...
openaire   +3 more sources

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