Majid Khayatnezhad

Majid Khayatnezhad
Islamic Azad University, Ardabil Branch · Environmental engineering

Doctor of Engineering

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101
Publications
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Publications

Publications (101)
Article
According to the increase of energy consumption, wind energy penetration in power generation systems, the wind energy uncertainty and also, due to complex and nonlinear relationships of climatic parameters such as wind speed, wind direction, temperature providing a model to the more accurate forecast of energy production is essential. In this study...
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There is an increasing trend for fuel cell systems applications in electricity generation systems instead of traditional power generation systems because of their advantages such as high efficiency and almost no environmental pollution, desirable dynamic response, and reliability. Due to this reason, herein, a new method has been presented for opti...
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Fuel cells are considered as new kinds of clean energy sources. This study presents a method for optimal unknown parameters identification of a Solid Oxide Fuel Cell (SOFC). The main purpose is to provide a proper method for the minimization of the sum of squared error (SSE) between the outputted voltage of the empirical data and the obtained data....
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In this research, a technical, economic and environmental analysis has been proposed to a Hybrid Solid Oxide Fuel Cell (SOFC) system-based hybrid system including biomass, gas turbine, and Proton Exchange Membrane Electrolyzer. A multi-objective optimization technique has been utilized to improve the overall product cost and the exergy effectivenes...
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Water production from unconventional reservoirs especially shale reservoirs has always been considered as the major challenges for petroleum industries that needs special requirements and facilities to treat the flow-back water and reinject to the reservoirs. The objective of this paper is to statistically measure the provided freshwater from treat...
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This article investigates the negative effect of land use and climate changes on water resources by the SWAT and SWAT-DEEP∖LMSFO model. Due to the importance of runoff impact on water resources in this article, the hybrid hydrological–deep neural networks optimized by the improved SFO based on logistic map (LMSFO) algorithm have been used to provid...
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Pollen morphology of 23 species belonging to Geranium have been studied in details, which represent eight sections of two subgenera i.e., G. sect. Dissecta, Geranium, and Tuberosa of subgen. Geranium, Divaricata, Lucida, Ruberta and Trilopha of subgen. Robertium. These plant species were collected from different phytogeographical regions of Iran. T...
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Alcea L. is one of the largest genera of Malvaceae family with nearly 70 species worldwide mainly distributed in SW Asia. According to the latest revision of the family, it is represented by 34 species in the Flora of Iran, among them, 15 species are endemic. It is tough to accurate germplasm/ plant recognition by using morphological characteristic...
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The genus Salvia includes an enormous assemblage of nearly 1000 species dispersed around the World. Iran having 19 endemic species out of 61 is regarded as one of the important regions for Salvia diversity in Southwest Asia. Salvia species are herbaceous, rarely biennial or annual, often strongly aromatic. These species are of medicinal, commercial...
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One of the most crucial aspects of biological diversity for conservation strategies is genetic diversity, particularly in rare and narrow endemic species. Our study is the first attempt to utilize SCoT markers to check the genetic diversity in Iran. We used 115 plant samples. Our objectives were 1) to check genetic diversity among Geranium species...
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This study evaluates the effect of climate change on electricity generation, electricity demand, and GHG emissions. For this purpose, using climate scenarios RCPs changes of climatic parameters are predicted. Due to the high importance of energy demand in the management of energy generation resources innovation research is related to forecasting el...
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A techno-economic study has been proposed for an off-grid combined renewable energy system (HRES) by photovoltaic (PV) and fuel cell (FC) systems. The proposed HRES has been studied to provide electricity for a remote area in Jiaju Tibetan Village, Danba, Sichuan Province China The main idea is formulated according to the Total Annual Cost (TAC). T...
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In this study, an attempt is made to manage the gap between energy demand and energy supply by predicting hydropower production, energy demand, and greenhouse gas emissions. The interaction between climatic, hydrological, and socio-economic parameters creates a nonlinear and uncertain relationship. The complexity of this nonlinear relationship nece...
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Hydrological uncertainties are the main components of a sustainable framework in agricultural water management. Prediction of drought as a meteorological phenomenon should be considered to define the groundwater exploitation strategies. This study was conducted to develop a multiobjective-bivariate structure for reducing the soil moisture deficit a...
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The Caryophyllaceae family is complex. Several attempts have been carried out in the past to study Caryophyllaceae members. This study mainly focused on Allochrusa Bunge to determine its genetic structure and used ISSR markers, ITS, and rps16 data to classify and differentiate Allochrusa species. We collected 122 Allochrusa specimens. Our analysis...
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Salvia has a high degree of environmental compatibility and is widespread around the world, especially in tropical and temperate regions. It is represented by 61 species including 19 endemic species. Salvia species are mostly shrubs or subshrubs, occasionally herbs, typically perennial, sometimes biennial or annual, and often aromatic. The genus ha...
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Hypericum L. species are generally known locally in Iran with the names “Hofariqun” which Ebn Sina (or Bo Ali Sina) called it. Plants of the genus Hypericum have traditionally been used as medicinal plants in various parts of the world. Hypericum perforatum L. is the source to one of the most manufactured and used herbal preparations in recent year...
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New advancements in unconventional oil reservoirs to enhance cumulative oil production are essential for petroleum industries to develop new oilfields. Carbon dioxide injection (CO2) is considered one of the most functional enhanced oil recovery (EOR) methods, especially in shale reservoirs, regarding their low permeability of pores and cracks. Thi...
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Water allocation in agricultural lands, optimal design of hydraulic structures and climatic phenomena are the events in water management science that face hydrological uncertainties. The purpose of this study is to estimate the characteristics of surface runoff based on probabilistic and fuzzy analysis. Separation and generation of basic hydrologic...
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Drought is one of the natural disasters having the highest degrees in comparison to the other natural disasters in terms of rate, intensity, incident duration, region expansion, life losses, economic damages, and long-term effects. Hence, the prediction of drought as a meteorological phenomenon should be evaluated to determine the groundwater explo...
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Rainfall and deep percolation of irrigation are the most important sources of recharge in Khatoon-Abad plain, Kerman province, Iran. Artificial recharge is a practical strategy to increase the storage capacity of groundwater in drought condition. Modeling of groundwater flow for a steady-state period (April 2017 to October 2017) and an unsteady sta...
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Increasing environmental concerns related to fossil fuels has led to an increased desire to utilize renewable energy in the power system. Wind power resources as clean energy have an important role in the long-term energy landscape. However, the probabilistic nature of these resources will make several challenges from the integration point of view...
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ackground: Drought stress is one of the most limiting factors of plant production around the world. So, finding a way for increasing genotypes resistance is so important. Free radicles and other dynamic subordinates of oxygen inactivate chemicals and significant plant cell parts. Superoxide dismutases (SODs) have been distinguished as essential par...
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It has been proven that the future of energy demands for human society is related to clean energy sources such as solar energy. On the other hand, fuel cell technology converts the chemical energy of a fuel into electrical energy. Meanwhile, the polygeneration system based on (semi) renewable energy can be a viable alternative to conventional fuel-...
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Improving the urban water allocation system has depended on different technical and managerial components. One of the main solutions for increasing the available capacity is the predetermined plan for constructing a water circulation system to restore the existing water resources. For this objective, a combination model was conducted based on a sto...
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en Improving the application efficiency and leaching of solutes from the root zone in a sprinkler irrigation system are directly related to the uniformity of water distribution at the field surface. The coefficient of uniformity and distribution uniformity are affected by changes in wind speed and its direction, sprinkler characteristics and variat...
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Determination of actual evapotranspiration is an important step for simulating the crop growth models in agricultural decision-making process. In this study, actual evapotranspiration (ETa) values for the main crops cultivated in Shahrekord plain, Chaharmahal and Bakhtiari province, Iran, are estimated based on real-time modeling and compared with...
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Genus Hypericum (Guttiferae, Hypericoideae) is perennial, belonging to the Hypericaceae family, having 484 species in forms of trees, shrubs, and herbs, distributed in 36 taxonomic sections. No detailed Random Amplified Polymorphic DNA (RAPD) studies were conducted to study Hypericum genetic diversity. Therefore, we collected and analyzed six speci...
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Genetic diversity studies are essential to understand the conservation and management of plant resources in any environment. No detailed Random Amplified Polymorphic DNA (RAPD) studies were conducted to study Geranium genetic diversity. Therefore, we collected and analyzed thirteen species from nine provinces. Overall, one hundred and twenty-five p...
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Allochrusa Bunge is a genus of subfamily Caryophylloideae Rabeler & Bittrich contains about 8 species distributed in Turkey, Central Asia, Afghanistan, Caucasus, Transcaucasus and Iran. Three species of Allochrusa versicolor, A. bungei and A. persica occur in Iran show some degree of morphological overlaps that make the species delimitation difficu...
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Species identification is fundamentally important within the fields of conservation, biology, biogeography and ecology. Salvia species are herbaceous, biennial or annual, strongly aromatic. Inter-Simple sequence repeats (ISSR) molecular markers were used for evaluate genetic diversity and relationship analysis of 30 Salvia species. Ten selected ISS...
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Erodium cicunium (Geraniaceae) species are distributed in different habitats of Iran. Some species are of medicinal importance while some are well known weeds and used as forage plants. An investigation was carried out to evaluate 124 randomly collected plants of E. cicunium from 15 geographical populations in 5 provinces to study population struct...
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This study investigates the impacts of drought-induced stress on the responses of ten bread (common) wheat genotypes to the physiological parameters and activities of POX, catalase CAT, and SOD under irrigation and stress conditions. The results of variance and mean comparison analysis indicated that the drought stress increased the activity of CAT...
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Erodium (Geranaiceae) species are distributed in different habitats of Iran. Some species are of medicinal importance while some are well known weeds. In arid and semi-arid regions, E. cicutarium has had some importance as a forage plant and is an important grazing plant and source of protein supplements to straw for ruminants in semi deserts and w...
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In order to assess this potential performance grain durum wheat genotypes in drought conditions, and review some of the traits associated with yield and some selected superior genotypes, 10 genotypes of wheat in 2013-2014 crop year. The analysis of variance showed significant differences between the traits evaluated in terms of stress and there was...
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To investigate the relation between the causes and the effect of morphological characteristics genotypes that they are under drought stress conditions, a project was performed in the farmland of research of Islamic Azad University. This project was implemented in spilled plots base on random blocks in 3 replications. The result of path analysis thi...
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This study was carried out to investigate the effect of genotype by environment (GxE) on the yield stability of Corn (Zea mays L.) using ten genotypes in three cropping years () and two environments (Normal and drought stress). There were significant differences among the genotypes, the years and Genotype × conditions interactions. Thus, the three...
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In order to study the reaction of ten hybrids of corn to end-of season drought stress, an experiment was conducted following a randomized complete blocks design with four replications. Five indices of dry endurance were calculated for attribute. In normal condition and tension, Bc678 with 7.45 and 5.48 tons per hectare was in the highest rate of pe...
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In this study, 40 genotypes of durum wheat (Triticum durum) originating from Iran and Azerbaijan Republic were evaluated in both water-stressed and well-watered environments in 3 years 2008 to 2011 cropping years. In each environment, the genotypes were evaluated using a randomized complete block design with three replications. From the grain yield...
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The present study was carried out at the Agriculture Research Center, Islamic Azad University, Ardabil Branch, Ardabil, Iran, in 2010-2011 cropping year using Seimareh durum wheat cultivar, arranged as split-plot based on randomized complete block design (RCBD) under two drought stress conditions (normal irrigation and water deficiency) and four ma...
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The aim of this study was to measure the effect of drought stress on leaf chlorophyll content and stress resistance in maize cultivars for this target, an experiment using 10 maize genotypes in four replications and with two conditions (stress and normal) in a randomized complete block design in the 2010 to 2011 agricultural years in Ardabil region...
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The present work was carried out at the agriculture research center, Islamic Azad university of Ardabil branch, Iran, 2010 to 2011 cropping year using Seimareh durum wheat cultivars, arranged as factoriel based on randomized complete block design (RCBD). Different nitrogen fertilizer levels (check, 60, 80 and 120 kg/ha) and three planting times (23...
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This study was performed to evaluating the effect of osmotic stress at the water potential levels induced by polyethylene glycol 6000 and NaCl solutions at germination stage of bread wheat genotypes (Cascogne and saisonez) at laboratory, in Iran in 2011 as factorial experiment under complete randomized design with four replications. Daily and final...
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The drought is the most important limiting factor of the agricultural plants production in Iran and the world. Much of the Iranian lands are classified as arid and semi arid areas. To evaluate the effect of drought stress of the last season in 2007 to 2008 on the chlorophyll fluorescence, chlorophyll content of leaf and having the tolerance of five...
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To investigation the effects of salt stress levels (0, 50, 100, 150, 200 and 250 mM NaCl) on five maize (Zea mays L.) cultivars at germination stage, this study was performed at Ardabil, Iran in 2011. The results showed that in all cultivars, as the salt concentration increased, both germination percentage and germination index decreased significan...
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To evaluate durum wheat (Triticum durum Desf.) tolerance to osmotic stress at the water potential levels induced by polyethylene glycol 6000 and NaCl solutions at an early stage of plant growth. Each, on germination and early seedling stages, were investigated for two durum wheat genotypes differing in drought tolerance (boefi and leucurum) at labo...
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To investigate the effects of soil depth and time of applying the soil (soiling time) of the plant foot, an experiment in a randomized complete block design at the research station of Islamic Azad University of Ardabil was conducted. The factors were the time of applying the soil of plant foot (bush height 15, 25 and 35 cm) and depth of applying th...
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Maize is consumed worldwide for various purposes, and it is a strategic crop in Iran agriculture. Humic substances are naturally originated organic materials and had effect on physiological processes of growth. There are different reports about effect of humics on chlorophyll content of leaves. Because this, a research was conducted for understandi...
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We need more and more food resources because of world population increasing. Wheat is one of the plants which are very important in world population's food. However, studying the specifications of this valuable grain and knowing the ways of its in creasing is very important between the good races. In this research for studying the effect of kadosti...
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Detection function analysis of multivariate statistical analysis methods that can test the accuracy of the results of statistical analysis used. For this experiment using 15 genotypes of durum wheat was conducted in Ardabil region. Break detection function used for genotype showed that the first function, 4 / 89 percent of total first and second fu...
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e-Somarin and Roghayyeh Zabihi-e-Mahmoodabad; The leaf chlorophyll content and stress resistance relationship considering in Corn cultivars (Zea. Mays). ABSTRACT Considering the close relationship between leaves chlorophyll content in the success rates of plant for photosynthesis and resistance to environmental stress therefore, selecting varieties...
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Roghayyeh Zabihi-e-Mahmoodabad, Shahzad Jamaati-e-Somarin, Majid Khayatnezhad, Roza Gholamin: Effect of cold stress on germination and growth of wheat cultivars ABSTRACT This laboratory experiment was carried out in the Agricultural College of the Mohaghegh Ardabili University in 2010. It was conducted by factorial design with two factor and three...
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The production of significant amount of reactive oxygen species (ROS) in salt stress condition causes damage to proteins, lipids, nucleic acids and other sites of cells this process is a lethal factor for salt sensitive plants. Tolerant plants involved an antioxidant defense system which protects them against oxidative damage, so antioxidant activi...
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In order to study cause and effect relations among some morphological traits of nine advanced wheat genotypes under end drought stress, a research had been performed in the Research Farm of Islamic Azad University, Ardabil branch. Experiment were carried by factorial split plot experiment on the basis of completely randomized blocks design with 3 r...
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For study germination and seedling growth of five different wheat genotypes in the different level of salt stress, experimental by factorial design include two factors bathed on completely randomized design with three replication was carriede out in the seed thechnology Laboratoary of Agriculture Collage of the Mohaghegh Ardebili University in 2010...
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In this study, 22 hulless barley genotypes in a randomized complete block design with 3 replications were harvested in Ardabil. After harvest the researchers evaluate the factors affecting the performance traits, plant height, tiller number total, fertile tillers, length of main spike, days to heading, days to maturity, chaff weight, harvest index,...
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Wheat (Triticum aestivum L.) is an important cereal crop of cool climates, and plays a key role in the food and nutritional security of Iran. The objective of this study was to establish the inter-relationship and direct and indirect effect of various wheat components on yield. In this study, 30 wheat cultivars and lines with synthetic wheat were s...
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One swift method for preliminary screening of draught resistance resources in a plant is to study its germination under water deficit conditions because studies have shown that resistant genotypes mostly have faster and stronger germination capability under water deficit conditions than sensitive genotypes. To study germination indices, various sub...
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In order to the study of the effects of plant density and nitrogen fertilizer on yield of protein content in potato tuber (Agria cultivar), a factorial experiment based on randomized complete block design was carried out in Ardabil region in 2009 with three replications. Factors were nitrogen fertilizer levels (0, 80, 160 and 200 kg/ha nitrogen) an...
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In this study 40 genotypes in a randomized complete block design with three replications for two years were planted in the region of Ardabil. The yield related data and its components over the years of the analysis of variance were combined.Results showed that there was a significant difference between genotypes and genotype interaction in the envi...
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To investigate the study of effect nitrogen application rate in different plant density on correlation of tuber yield whit yield components crop (Agria cultivar), a field experiment was carried out in Ardebil during 2009. The experimental design was factorial in the base of complete random block in three replication. Factors included nitrogen ferti...
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Wheat is the most common crop in the world and Iran. Mediterranean areas such as our region (Ardabil) are subjected to terminal drought. Some of bio stimulants e.g. Humiforte introduced for market as shock treatments. An experiment were done for evaluation effect of spraying by Humiforte on two wheat genotypes (Sabalan and 4057) facing terminal dro...