نتایج جستجو برای: keywordsantioxidant enzyme ion accumulation olive photosynthetic parameters salinity

تعداد نتایج: 1179265  

2012
Innocenzo Muzzalupo Barbara Macchione Cristina Bucci Francesca Stefanizzi Enzo Perri Adriana Chiappetta Antonio Tagarelli Giovanni Sindona

The quality of olive oil is influenced by genetic and environmental factors and by the maturation state of drupes, but it is equally affected by technological treatments of the process. This work investigates the possible correlation between olive LOX gene transcript accumulation, evaluated in fruits collected at different stages of maturation, and chemical biomarkers of its activity. During ol...

2017
Dinesh Kumar Mohamad Al Hassan Miguel A Naranjo Veena Agrawal Monica Boscaiu Oscar Vicente

Nerium oleander is an ornamental species of high aesthetic value, grown in arid and semi-arid regions because of its drought tolerance, which is also considered as relatively resistant to salt; yet the biochemical and molecular mechanisms underlying oleander's stress tolerance remain largely unknown. To investigate these mechanisms, one-year-old oleander seedlings were exposed to 15 and 30 days...

2013
Azzedine Fercha

The main objective of this study was to examine the effects of NaCl on the leaf growth and some physiological and biochemical characteristics of an Algerian durum wheat (var. Waha) landrace. NaCl (150 mM), as compared to control plants, significantly reduced all the leaf-growth parameters as leaf area (33%), leaf dry weight (41%) and leaf fresh weight (32%), but did not induce any change in the...

Journal: :Ornamental Horticulture 2023

Abstract Salinity is one of abiotic stress that affects plant growth and production. The objective this study was to investigate the effect salinity vermicompost on morphology physiology parameters Calliandra haematocephala. experiment carried out with treatments at 1000, 2000 3000 ppm in addition control (tap water, 280 ppm), 5%, 10%, 15%, 20% control. results indicated increasing level result...

The effect of optimal and supra-optimal concentrations (0, 250, 500 and 750 mM) of NaCl on the growth, chlorophyll, soluble carbohydrate and proline content, ion concentrations and antioxidant enzyme defence of Sesuvium portulacastrum was studied. A significant increase in growth and tissue water content was observed in the shoots exposed to 250 mM salt. Minimum damage to the membrane in terms ...

Journal: :Agronomy 2022

The high salinity of soil salts limits plant growth. Wheat is sensitive to toxic levels mineral salts. Salinity leads the accumulation ions in all organs wheat. Depending on level ion accumulation, wheat defined as salt stress-tolerant or -sensitive. variety Zolotaya accumulated Cl? and Na+ a greater extent than Orenburgskaya 22 variety. was accompanied by an increase ROS damage root tissues up...

2018
Petronia Carillo

Plant responses to salinity are complex, especially when combined with other stresses, and involve many changes in gene expression and metabolic fluxes. Until now, plant stress studies have been mainly dealt only with a single stress approach. However, plants exposed to multiple stresses at the same time, a combinatorial approach reflecting real-world scenarios, show tailored responses complete...

Salinity is one of the factors limiting the growth and development of the plants that has a negative effect on morphological and physiological processes in plants and in order to reduce these adverse effects used to from growth regulators. In this study, the effect of hormone Salicylic acid (SA) at 3 levels (0, 1 and 2 mM) to relieve stress (NaCl Soluble at concentrations of 0, 50, 100 and 200 ...

2016
Parvaiz Ahmad Arafat A. Abdel Latef Abeer Hashem Elsayed F. Abd_Allah Salih Gucel Lam-Son P. Tran

This work was designed to evaluate whether external application of nitric oxide (NO) in the form of its donor S-nitroso-N-acetylpenicillamine (SNAP) could mitigate the deleterious effects of NaCl stress on chickpea (Cicer arietinum L.) plants. SNAP (50 μM) was applied to chickpea plants grown under non-saline and saline conditions (50 and 100 mM NaCl). Salt stress inhibited growth and biomass y...

Journal: :پژوهش های زراعی ایران 0
فاطمه سلیمی فرید شکاری جواد حمزه ئی

jasmonate is new plant growth regulator that plays an essential role at increasing plants resistance to the environmental stresses like salinity stress. hence, in this research the effect of foliar application of methyl jasmonate on some physiological indices and yield of german chamomile under salinity conditions was studied. a factorial experiment was laid out based on randomized complete blo...

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