نتایج جستجو برای: leaf copper
تعداد نتایج: 167486 فیلتر نتایج به سال:
The effect of heavy metal stress on the cell viability and leakage of electrolytes of Avicennia germinans leaf discs was investigated by the tissue tolerance test. Foliar discs were incubated with different Cd2+ or CU2+ concentrations for 24 h; thereafter, the cell membrane stability of the tissue was assayed by the cell viability Evans blue and leakage electrolytes methods. The results indicat...
Use of Chitosan-PVA Hydrogels with Copper Nanoparticles to Improve the Growth of Grafted Watermelon.
Modern agriculture requires alternative practices that improve crop growth without negatively affecting the environment, as resources such as water and arable land grow scarcer while the human population continues to increase. Grafting is a cultivation technique that allows the plant to be more efficient in its utilization of water and nutrients, while nanoscale material engineering provides th...
This study was conducted to determine the nutritional status of maize cultivated lands and plant in Sanliurfa province term selenium micro elements. For this purpose, samples soil plants were taken from Akcakale, Ceylanpinar, Harran Viransehir districts. Texture, reaction, electrical conductivity, CaCO3, organic matter, available selenium, exchangeable iron, zinc, copper, manganese boron analys...
Copper is an essential micronutrient for plant growth which is involved in many metabolic processes. However excessive amounts of copper may cause environmental pollution. With an increase in the contamination of urban areas with heavy metals, more attention should be paid to the role of ornamental plants in removing pollutants from the soils. The effects of heavy metals on the growth parameter...
Members of the ubiquitous COX11 (cytochrome c oxidase 11) protein family are involved in copper delivery to the COX complex. In this work, we characterize the Arabidopsis thaliana COX11 homolog (encoded by locus At1g02410). Western blot analyses and confocal microscopy identified Arabidopsis COX11 as an integral mitochondrial protein. Despite sharing high sequence and structural similarities, t...
The green synthesis method, which is one of the methods obtaining nanoparticles; It a preferred method because it simpler, environmentally friendly, economical and turns into product in short time. In this study, was aimed to investigate CuNp possibilities antimicrobial activity Np by using extract Peumus boldus, an endemic plant. synthesized CuNps were characterized scanning electron microscop...
The inhibition effect of Vernonia amygdalina (bitter leaf) extract on the corrosion behaviour of embedded mild steel rebar in concrete has been investigated by electrochemical potential measurement, pH and gravimetric (weight loss) methods. The results were further analysed using the two-factor ANOVA test. The experiments were performed using bitter leaf extract as a green inhibitor in 3.5% sod...
Membrane proteins within the sieve element-companion cell complex have essential roles in the physiological functioning of the phloem. The monoclonal antibody line RS6, selected from hybridomas raised against sieve elements isolated from California shield leaf (Streptanthus tortuosus; Brassicaceae) tissue cultures, recognizes an antigen in the Arabidopsis (Arabidopsis thaliana) ecotype Columbia...
To study the effects of potassium (K) and drought stress on growth indices and mineral content of safflower leaf, a factorial experiment with 12 treatments and three replications was performed, using a completely randomized design, in the greenhouse of Soil Science Department, Zanjan University, Iran. The experimental treatments were a combination of four levels of K (80,130,180 and 230 mg/kg) ...
in order to evaluate the effects of wastewater irrigation on sugar content and morphological traits of sugar beet (beta vulgaris l.), an experiment was conducted in split plot design based on randomized complete block design with three replications at research station in shahrekord university in 2013. the treatments consisted of irrigation with urban wastewater at 2-4 and 8-12 leaf stages, and ...
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