Download more than 81 examples of thesis, proposal and project topics about nitrogen in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Dissertation for receiving the master's degree ""M.Sc."" Orientation: food industry Abstract quantitative and qualitative analysis of bacterial and fungal flora and total volatile nitrogen, 6 types of commercial food, extruded (floating) produced in Mazandaran province, including: starters 1 and 2, growth and endings 1, 2 and 3, were investigated in a period of 90 days (0, 30, ...
(M.SC) Dissertation to receive a master's degree, specialization: organic, abstract of the thesis (including summary, objectives, implementation methods and obtained results): Computational chemistry using computer software is a powerful tool in the design of molecules with special properties. Computational chemistry is a general and general term that includes a wide range of ...
Dissertation for Master's Degree in Agricultural Engineering (M.Sc) Major: Agriculture Abstract In order to investigate the effect of different sources of nitrogen and organic fertilizers on the yield and yield components of Single Cross 704 corn in the experimental area of ??Dehleran in the summer of 2012, it was studied as a split-plot experiment in the form of a randomized ...
Dissertation for Master's Degree in Ecological Agricultural Engineering Abstract In order to investigate the effect of waterlogging period and different amounts of phosphorus and potassium on nitrogen biofixation in the vegetative stage (V4) of Soybean cultivar Dipiax (Ketol), a pot experiment was conducted in 2012 at Gorgan University of Agricultural Sciences and Natural ...
Dissertation for receiving a master's degree (M.Sc.) specialization: agriculture, the effect of drought stress and nitrogen fertilizer on the yield and amount of essential oil of German chamomile. Abstract, the purpose of the implementation The experiment is to obtain the effect of drought stress and different levels of nitrogen on the yield and the amount of essential oil of ...
In order to obtain a master's degree in the field of agricultural engineering-agronomy, in order to evaluate the effect of nitrogen and water deficit stress during vegetative and reproductive growth on the growth and yield of two varieties of corn, a factorial split plot experiment was conducted in the form of a randomized complete block design with three replications in the ...
Master's Thesis of Horticultural Sciences, Physiology and Breeding of Medicinal Plants Abstract In order to investigate some physiological and morphological properties of castor plant under drought stress and nitrogen fertilizer in different cultivars of this plant, an experiment was conducted with a basic design of randomized complete blocks in the form of split factorial in ...
Master's thesis in the field of agriculture Abstract In order to investigate and compare the effect of osmopriming and hydropriming of corn seeds at different levels of nitrogen fertilizer on the yield and yield components of double cross 370 corn, a split plot experiment was conducted in the form of a randomized complete block design in three replications in 2019 and in the ...
In order to investigate the effect of nitrogen supply sources on the consumption of nicosulfuron poison in the spring and summer of 2013 in a farm in Zagheh village of Abik county located in Qazvin province, an experiment was conducted in the form of a split plot experiment in the form of a randomized complete block design with 3 replications. The experimental factors include: ...
Abstract: All crops are different from each other in terms of biological characteristics and environmental needs, while the natural and environmental characteristics of the land also have drastic changes from one region to another. Many factors affect the growth and development of plants. Some of these factors include: the amount of energy received from the sun, the temperature ...
The field of natural geography, climatology trend in environmental planning Abstract: Ardabil province in the northwest of the country with its long and elongated shape has faced climatic anomalies in recent years such as: increase in temperature especially in winter season, increase in the occurrence of hot winds, increase in evaporation and transpiration potential, decrease in ...
Master's Thesis of Physical Education and Sports Sciences, Sports Physiology, Abstract Doxorubicin (DOX) is an antibiotic with a wide range of anti-tumor and anti-cancer (anti-neoplastic) functions and has been widely used in the treatment of various cancers since the late 60s. Unfortunately, the clinical use of this highly effective anticancer drug has been limited, and this is ...
Abstract The main task of the synchronous generator excitation system is to provide the necessary voltage for the generator excitation winding. The excitation voltage is a dc voltage and it is used to create a flux in the excitation winding of the generator and consequently to produce a magnetic field to produce electrical energy by a synchronous generator. In the provided ...
Dissertation for Master's Degree in Civil Engineering Majoring in Environmental Engineering Abstract In this research, the effect of biological reactions on the removal of organic substances in wastewater during transfer from production sources to the treatment plant in conventional networks and new small diameter networks was investigated. For this purpose, a part of these ...
Master's thesis abstract shows the necessity of having a healthy environment and raising the health level of the society, the need to have proper planning to reduce the sources of air pollutants production and predicting these pollutants to prevent its harmful effects is inevitable. Prediction of pollutants can be useful in air pollution management and control. In this research, ...
Dissertation for receiving a Master's degree (M.Sc.) specialization: Environment Abstract Gaseous liquids obtained from the refining of sour gases are also sour and contain a large percentage of hydrogen sulfide and mercaptans. Therefore, after distilling and preparing the products, it needs refining processes to remove or reduce the amount of sulfur and mercaptans present. ...
Dissertation for receiving the master's degree ""MSc"" specialization: applied chemistry Farsi abstract of the thesis or dissertation (including: summary of objectives, implementation methods and results obtained in maximum 10 lines): The possibility of manipulating matter at the nano level was first proposed in written form by Richard Feynman. During his conference called ...
Master's thesis in the field of chemical engineering, abstract of the design of the Driso ring base and the use of hydrocarbon solvent in the dehumidification process in Farashband refinery, water vapor is one of the most important impurities in the flow of natural gas. Usually, the water vapor itself is not a problem, but instead the liquid or solid phase that forms when the ...
Master's thesis in the field of civil and environmental engineering. Abstract The main problem in using landfill biogas is the presence of pollutants such as hydrogen sulfide. Hydrogen sulfide gas is colorless, toxic, flammable, and has an unpleasant odor. It is highly toxic and produces SO2 when biogas is burned. In addition, hydrogen sulfide has a corrosive effect. It costs a ...
Dissertation for Master's Degree in Power Electrical Engineering Abstract In this thesis, a hybrid power generation system using fuel cell/battery/supercapacitor to power a light electric vehicle with independent excitation electric motor drive system was studied and simulated. The electric vehicle system consists of a feed and control system, multiple sources, power control ...
Chemical engineering master's thesis without preface today simulation in processes can be an important tool to solve problems in different industries. A new idea that should be done in the real world by trial and error with a lot of costs and risks can be simulated in the environment of a strong software and the results can be used. Simulation can also be used to check and ...
A master's thesis in the field of chemical engineering, abstract of the laboratory study and modeling of calcium carbonate production from calcium chloride solution by absorbing carbon dioxide from industrial exhaust gases, by the efforts of Amin Alamdari, the effect of carbon dioxide concentration on the precipitation of calcium carbonate species and the kinetics of calcium ...
Doctoral Dissertation in Chemical Engineering-Biotechnology Abstract The purpose of this study was to produce polyhydroxyalkanoate biopolymer using glucose, fructose, molasses and whey carbon sources by microorganisms Azohydromonas lata DSMZ 1123, Azotobacterbeijerinckii DSMZ 1041, Cupriavidus necator DSMZ 545, Hydrogenophaga pseudoflava DSMZ 1034. In the first stage, to screen ...
Dissertation for receiving M.Sc degree) Major: Inorganic Chemistry Dissertation Abstract: We used Density Functional Theory (DFT) method at DFT/6-31G level to investigate the geometric structure, relative energies and electronic properties of possible protropic tautomers in Nexium, Protonix and Lamivudine. The structure and relative energies of tautomers in different solvents ...
Doctoral Dissertation Proposal Abstract Gaseous pollutants, including volatile organic compounds and aromatic substances, are very harmful and dangerous for the environment and human health. There are many methods such as physical methods, chemical methods and biological methods to remove gaseous pollutants. In the meantime, biological methods are more widely used due to their ...
Dissertation to receive master's degree in organic chemistry Keywords: Farsi: Besparash, condensation, composite, nanocomposite, anchoring Nitrogen in bonding with metals can destroy them
Dissertation for Master's Degree in Organic Chemistry Abstract: The new works carried out in this thesis include the condensation reaction of arylglyoxals prepared during the oxidation of acetophenones related to selenium dioxide with 1,2-diaminobenzene, 2,3-diaminomalonitrile, 2,3-diaminopyridine and 4-nitro-1,2-diaminobenzene in order to prepare quinoxalines and the ...
Dissertation for Master's Degree in Organic Chemistry Abstract of the research done in this thesis consists of two parts, the first part includes the one-pot synthesis of new spiro compounds using 4,5,5-trimethyl 4,5-dihydropyrrolo{1,2,3-hi}indole 1,2-dione with aromatic amines and vectors. The second part includes the synthesis of new derivatives of spiro compounds using ...
Dissertation for Master's Degree in Chemical Engineering, Biotechnology, Abstract: Microbial proteases are among the most important hydrolyzing enzymes, which account for 60% of the global market of industrial enzymes. In this research, synthesis of protease enzyme in solid state fermentation process using Bacillus bacteria. licheniformis was investigated. Various agricultural ...
Doctoral Dissertation in Chemical Engineering Abstract With the increase in population, the need for energy resources for mankind has also increased. Diesel, as an effective fuel, fulfills the need for transportation fuel in the world. Biodiesel, which is considered a renewable fuel and produces less harmful environmental effects, is produced from various sources, among which ...
Master's Thesis in Chemical Engineering Abstract Simulation of dynamic surface tension phenomenon in solvent oil systems based on permeation process is one of the prominent processes in the field of increasing extraction from oil reservoirs, gas injection. Therefore, a correct understanding of the mechanisms and how these processes are carried out is a big step towards ...
Dissertation for obtaining a master's degree in the field of chemical nanoengineering Abstract In the uranium enrichment unit by centrifuge, UF6 gas after passing through the centrifuge and performing the enrichment process, enters the cold trap and is solidified and collected at a low temperature. One of the absorbents used to absorb uranium hexafluoride is sodium fluoride. The ...
Master's thesis in the field of chemical nanoengineering Abstract: Fabrication of ceramic nanofiltration membrane for chloride ion separation (case study: gas condensate) In this research, chloride ion separation using alumina-titania double layer nanofiltration membrane has been investigated. For this purpose, first, the alumina-titania double-layer membrane is made based on ...
Master's thesis in the field of chemical-biotechnology engineering Abstract Protozoan protein refers to the protein obtained from the cultivation of bacteria, yeasts, filamentous fungi or algae, which can be used as human food or animal feed. In fact, protozoan protein is the dried cells of microorganisms that are obtained by their fermentation on different substrates. ...
Dissertation for obtaining a master's degree M. Sc)) Department of Chemistry - Green Synthesis of Organic Chemistry 2-phenylimidazoles boiled using ionic liquid. Imidazoles are an important group of heterocyclic compounds that have various biological and medicinal activities such as anti-hypertensive, anti-cancer, anti-HIV, anti-bacterial and pain reliever. In this thesis, new ...
Dissertation for M.Sc Master's degree, specialization: process engineering, abstract of the proposed project, the feasibility of converting gas condensates into products with higher added value and consumable fuels such as gasoline. Considering the huge gas and oil reserves in Iran, this country is one of the major importers of gasoline. Therefore, it is very necessary to ...
Master's Thesis in Polymerization Engineering Abstract In this research, the thermal and catalytic pyrolysis of four types of polymers such as heavy polyethylene and polypropylene and two styrene butadiene rubber and polybutadiene rubber in a semi-continuous stirred reactor under nitrogen gas and using HZSM-5, FCC and H-Mordenite catalysts has been investigated. In this study, ...
Dissertation for Master's Degree in Mechanical Engineering Abstract: Nowadays, due to the increase in population in big cities, building high-rise buildings and residential towers may seem inevitable. But in locating these types of buildings and placing them together, a series of environmental requirements must be observed. In this thesis, an attempt has been made to re-evaluate ...
Master's thesis in the field of electrical-electronic engineering Abstract of the construction of a humidity sensor using carbon nanotubes Today, humidity sensors have many applications in various fields, including environmental control processes, household applications, automotive industry, medicine, agriculture and chemical industries. Until now, various structures have been ...
Master's Thesis of Polymer Industry Engineering Abstract With the progress of human civilization, technology development and the ever-increasing population, the world is currently facing a problem called pollution that threatens the lives of the inhabitants of the earth. Pollution caused by the accumulation of persistent toxic compounds in soil and water, such as chemicals, ...
Dissertation for Master's degree (M.Sc.) Title abstract: One-step synthesis of new thiazole and bisthiazole derivatives with various connections. In this research, the synthesis of new thiazole derivatives and bisthiazoles with different connections was investigated by click chemistry and green chemistry methods. First, the synthesis of bisacetophenones (b3-a3) through
Dissertation to receive M.Sc. Field of organic chemistry abstract green synthesis of 2-phenyl oxazoles boiled using ionic liquid Oxazoles are an important group of heterocyclic compounds. They are the structural subunits of various natural active products and are valuable synthetic and pharmaceutical precursors. Oxazoles have antibacterial, antifungal, anti-inflammatory and ...
Dissertation for obtaining a master's degree in the field of: Agricultural Engineering, Agricultural Management. Abstract: Rice is one of the major crops of Gilan province and plays an important role in the income of rural households. The amount of rice yield is threatened every year by various factors such as pests, diseases and weeds. Blast disease is one of the most damaging ...
Master's Thesis in Agricultural Engineering, Food Industry, Abstract: The effect of the water extract of the monkey flower plant on the storage time and quality of frozen rainbow salmon. Recently, due to the avoidance of using chemical preservatives in the food industry, the attention of researchers has been drawn to the use of natural compounds in order to increase the shelf ...
Dissertation for M. Sc. Abstract Nitrates, nitrites and ascorbic acid are present in a wide range of foods. Vegetables are an important source of nitrate, nitrite and ascorbic acid absorption in the diet. The purpose of this research is to investigate the effect of freezing and cooking process on the amount of nitrate, nitrite and ascorbic acid of commonly consumed vegetables. ...
Master's Thesis on Automotive Powertrain Abstract In this thesis, which is presented under the title of turbocharger adaptation suitable for EF7 engine in order to improve volumetric efficiency, firstly, the history of the invention and use of turbocharger is discussed. Then, the naturally aspirated and turbocharged engine are compared, the result of which is to clarify the ...
Dissertation for Master's Degree (M.Sc.) Abstract This experiment was conducted to investigate the potential of using silkworm waste compost as an organic fertilizer in order to reduce or at least adjust the amount of chemical fertilizers used and also to determine the best compost mixture for the ornamental plant Syngonium podophyllum. The treatments were: silkworm waste ...
Food Science Engineering Thesis for receiving the master's degree ""M. Sc"" Abstract Nitrate, nitrite and ascorbic acid are present in a wide range of foods. Vegetables are an important source of nitrate, nitrite and ascorbic acid absorption in the diet. The purpose of this research is to investigate the effect of frying and boiling process on the amount of nitrate, nitrite and ...
Abstract In the present study, the effect of conditions (boiling) and storage time (9 days) on the content of ascorbic acid, nitrate and nitrite of 5 vegetable samples (broccoli, red cabbage, white cabbage, chives and mushrooms) were evaluated and the results were analyzed by spss 16.0 software. The results obtained from the statistical analysis showed that among the samples, ...
Dissertation for obtaining a master's degree in the field of food health and safety, abstract background: addition of edible acids to foods, in addition to inhibiting effects on microorganisms, creates the right taste and color in them. Objective: The present study was conducted in order to investigate the effect of organic acids on some microbial and organoleptic chemical ...
Dissertation to receive a master's degree in the field: Chemistry, specialization: organic. Abstract In recent years, the use of nanotubes as nanocarriers for drug delivery has been researched. In this research, fullerene C60 and nine different nanotubes have been used as carriers of the drug molecule 8-hydroxyquinoline. First, the structure of HQ-8 drug molecule and nanotubes ...
Dissertation for Master's Degree (M.Sc.) Field: Horticulture-Ornamental Plants Abstract To investigate the effect of gap and silver nanoparticles on the life of the flower and the hyphae characteristics of Alstroemeria hybrida cut flowers, a 2-factor factorial experiment based on a completely randomized design with two factors of stem end gap in 2 levels (5 cm gap and no gap) ...
Physiology and improvement of fruit trees. Thesis for obtaining a master's degree. Field: Agriculture, Horticulture. Attributes such as fruit fresh weight, weight
Thesis for Master's degree (M.A.) Abstract In order to investigate the effect of planting date on dry matter allocation coefficients in soybean cultivars (DPX, Williams, Parshin), an experiment was conducted with 3 planting dates (June 30, July 9, and July 19) in the form of a randomized complete block design in four replications. In order to determine the dry matter allocation ...
Thesis for Master of Science in Agriculture Abstract In order to investigate the effects of different levels of iron and the use of mulch on the growth and performance of beans in the agricultural year of 2013 for one season of autumn cultivation after harvesting peanuts in Salestan village of Astana Ashrafieh in Gilan province, it was carried out using a split-plot experiment ...
Dissertation for Master's Degree in Animal and Poultry Nutrition Abstract This research was conducted in order to investigate the effect of different levels of savory essential oil, including levels (0 mg, 200 mg, 400 mg) and type of grain (maize and barley) on the process of rumen fermentation, animal performance and some blood parameters of goats native to West Azerbaijan. In ...
Dissertation for M.Sc. specialization: Agriculture Abstract to investigate the effect of salicylic acid on the yield and yield components of barley variety (Walfajr) under experimental drought stress conditions in the greenhouse of Arsanjan Azad University, in the crop year (1389-1390). This experiment was carried out as a factorial in the form of a randomized complete design ...
Dissertation for receiving a master's degree in agricultural engineering majoring in agriculture, abstract of this project in order to investigate the effect of nitroxin fertilizer under the conditions of irrigation interruption (based on BBCH, plant phenology stages) on the physiological and agronomic traits of fodder millet cultivars in Damghan region in 2011-2019 as a ...
Dissertation for obtaining a master's degree (M.Sc) Abstract: In order to investigate the effect of different amounts of iron and sulfur on the yield and components of the peanut plant, a factorial experiment in the form of a randomized complete block design in 3 replications with 4 levels of sulfur fertilizer from the source of granular sulfur fertilizer (including 0, 40, 80 ...
Abstract of this research in order to investigate the effect of different treatments of organic and chemical fertilizers on the quantitative and qualitative characteristics of the summer savory medicinal plant and the amount of its essential oil in the form of a factorial experiment and in the form of a completely randomized block design with four replications and 7 treatments ...
Dissertation for Master's Degree in Natural Resources (M. Sc) Major: Forestry and Ecology Abstract In this study, the mountain almond reserve (Amygdalus Arabica Olive) in Kolam district of Badreh city in Ilam province, which is a typical reserve, was investigated. First, in the area, the range of the cam reserve, its identification and polygon was digitally closed. Within the ...
An academic thesis for obtaining a master's degree in the field of agricultural engineering, agriculture, abstract, in order to determine the appropriate planting date and investigate the effect of mulch application on the growth and yield of experimental beans in the form of a randomized complete block design with three replications in the crop year of 2013, was carried out in ...
Thesis for obtaining a master's degree in the field: agricultural engineering, horticultural sciences, specialization: physiology and breeding of fruit trees. Abstract: Drought stress is one of the most important factors limiting the growth of plants in arid and semi-arid regions of the world, such as Iran. The importance of using water resources and the occurrence of recent ...
Dissertation for Master's Degree in Agriculture Abstract Thymes are perennial plants of the mint family and are among the most valuable medicinal plants in the world. In the genus of thyme, 215 species are distributed in the world and 18 species in Iran, of which Thymus daenensis L. is an exclusive species in Iran. In order to investigate the effect of iron chelate nano ...
Dissertation for Master's Degree in Agriculture and Plant Breeding Abstract to investigate the effect of urea fertilizer and sulfur-coated urea on the growth trend and quantitative and qualitative yield of fodder corn in the form of two randomized complete block designs with three replications of urea fertilizer at four levels of 0, 50, 100, and 150 kg per hectare and ...
Dissertation for M.Sc. Degree: Food Industry 1.1 Introduction Along with the increase in population, the demand for food has also increased and this has caused the excessive use of chemical and organic fertilizers to increase crop production (Ardkani et al., 2005). Vegetables are rich in vitamins, minerals and antioxidant compounds, whose anti-cancer properties have been proven ...
- Introduction Among herbivorous domestic animals, ruminants have a great contribution in food supply and human health. On the one hand, nutrition has played a major role in the economic and functional efficiency of these animals, so that almost two-thirds of the total cost of animal production in different livestock breeding units is allocated to feed costs, and on the other ...
Dissertation to receive a master's degree in Natural Resources Engineering (M.Sc.) Major: Forestry and Forest Ecology Abstract The purpose of the present research is to study the habitat conditions of the larg (Pterocarya Fraxinifolia (Poir) Spach) in the Lart valley in Badreh city, Ilam province. Due to the limited area covered by Larg mass, after recording the position of all ...
Dissertation for M.Sc degree, major: food science and technology. Abstract To conduct this research, samples of spinach (Damghan), tomato (Dezful), lettuce (Varamin), celery (Tehran), zucchini (Gorgan), eggplant (Qasrshirin) were purchased from Damghan market in June 2013. Nitrate, nitrite and ascorbic acid concentrations were measured in the edible parts of each sample. The ...
Abstract This experiment was conducted in order to investigate the effect of different levels of nitrogen fertilizer (50, 100, 150 and 200 kg/ha) and foliar application of low consumption elements zinc, boron and the mutual effects of zinc and boron on the yield of sesame, a local cultivar of Peldasht, at Khoi Agricultural and Natural Resources Research Station in 2013 crop ...
Master's thesis in the field of agriculture and plant breeding, agriculture trend. Abstract In order to investigate the effects of plant smoke extract and aerosol smoke on germination rate, germination percentage, root length, shoot length, seedling weight, seedling root and root to shoot ratio, as well as some growth indicators, in three medicinal plants, fox berry, chamomile ...
Thesis for obtaining a master's degree, field: agricultural engineering, major: agriculture, abstract: there are about 238 thousand hectares of rice fields in Gilan province. In order to maintain sustainable agriculture, increase production, create employment, increase the financial capacity of farmers, observe crop rotation and thus preserve the environment, planning and ...
Master's Thesis in Agriculture Majoring in Agriculture (M.Sc) Abstract In order to investigate the effect of biofertilizers on the quantitative and qualitative characteristics of garden thyme, an experiment was carried out in a greenhouse in an area of ??Semnan in the cropping year of 2010-2011. This experiment was carried out using a 3x3 factorial based on a randomized complete ...
Dissertation for obtaining a master's degree in agriculture (M.Sc) Major: Agriculture Abstract: This split factorial experiment was carried out in the form of random complete blocks in 3 replications in Karaj city (agricultural engineering town) at the end of March 2012 in Karaj. This experiment includes 3 factors, irrigation in 2 levels (rainy conditions and supplementary ...
Abstract: Drought stress is one of the most important factors limiting the growth of agricultural plants, which adversely affects crop yield. One of the methods that have been used in recent years to deal with dehydration and drought stress in many plants is the use of useful microorganisms such as mycorrhizal fungi. Mycorrhizal fungi with extensive hyphal network and increased ...
Dissertation for M.Sc degree, specialization: manufacturing and production, abstract in this thesis, how to improve the properties of plastics with the help of heat treatment. First, we will talk briefly about polymers, plastics and their sub-branches and heat treatment on them, and then we will discuss the effect of annealing heat treatment on heavy polyethylene sheets that are ...
The thesis for receiving the master degree ""M.sc"" in the field of agricultural engineering, agriculture, abstract, with the aim of investigating the effect of organic matter on the growth and yield of potato cultivars, with the aim of producing a pure experimental product in a factorial format, in the form of a randomized complete block design with 3 replications, was carried ...