نتایج جستجو برای: soluble solids concentration and salinity

تعداد نتایج: 16868491  

Journal: :iranian journal of toxicology 0
مجید حسین زاده majid hosseinzadeh graduate faculty of environment, university of tehran, tehran, iran. غلامرضا نبی بیدهندی gholamreza nabi bidhendi graduate faculty of environment, university of tehran, tehran, iran. علی ترابیان ali torabian graduate faculty of environment, university of tehran, tehran, iran. ناصر مهردادی naser mehrdadi graduate faculty of environment, university of tehran, tehran, iran.

background: considering the toxic effects of heavy metals and microbial pathogens in industrial wastewaters, it is necessary to treat metal and microbial contaminated wastewater prior to disposal in the environment. the purpose of this study is to assess the removal of heavy metals pollution and microbial contamination from a mixture of municipal and industrial wastewater using membrane bioreac...

In order to evaluate the effects of salicylic acid on some physiological characteristics of common purslane (Portulacea oleracea L.) under NaCl stress, a factorial experiment based on completely randomized design with three replications was conducted in 2013 in research greenhouse of Faculty of Agriculture, University of Yasouj, Iran. Treatments were included of six levels of NaCl salinity (0, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده علوم 1391

abstract in the present research solution of chalcopyrite in sulfuric acid in hydrometallurgy method using electrochemistry with cyclic voltammetry technique has been investigated. the value of maximum reduction peak current of copper ions represents the measure of solubility. in this research different parameters temperature, potential, potential exert time, chalcopyrite concentration, sulfur...

خوشگفتارمنش, امیرحسین, عشقی‌زاده, حمیدرضا, نظامی, احمد , کافی, محمد,

Evaluation of certain biochemical and physiological changes under stress can provide an appropriate approach for the study of hereditary factors influencing salt stress tolerance. In this greenhouse study, the changes in water status, osmotic regulators and activity of antioxidant enzymes in leaf tissue of panic blue grass (Panicum antidotale Retz) exposed to salinity were evaluated over five c...

Journal: :desert 2015
reza manuchehri hassan salehi

water salinity and drought are the major abiotic stresses limiting turf grass growth. on the other hand, shortage of waterresources and salinity of water and soil in the arid and semi-arid zones such as iran, are the restricting factors in developinglawn turf grasses. an experiment was conducted to evaluate the combined effects of water salinity and deficit irrigation ontall fescue (festuca aru...

Journal: :پژوهش های تولید گیاهی 0
زهرا ستایش مهر هیات علمی/دانشگاه زابل دانشکده علوم صدیقه اسماعیل زاده بهابادی هیات علمی

in order to study the response of coriander medicinal plant to salt stress, two experiments were conducted for germination and vegetative stages. this study was carried out as a factorial experiment based on completely randomized design with three replications. the treatments were salinity at five concentrations including 0, 25, 50, 75 and 100 mm nacl. response of coriander seeds germination in...

2005
Pablo M. Vial Carlos H. Crisosto Gayle M. Crisosto

Table grapes commonly suffer from tissue browning during harvest, packing, storage and shelf life, resulting in lower prices and reduced access to markets. We evaluated the development of browning symptoms in ‘Princess’ table grapes. The berries had high skin browning but very low flesh browning incidences. The most skin browning was found in highly mature grapes and appeared after 3 weeks of c...

This study was conducted to evaluate the effects of exogenous polyamines, isopropyl ester, 2, 4-D and naphthalene acetamide application on yield and quality of date palm of ‘Kabkab’ cultivar. The inflorescences sprayed with 2, 4-D isopropylester (0, 10, and 20 mg L-1), naphthalene acetamide (0, 80, and 120 mg L-1), putrescence and spermidine (0, 0.1, and 1.0 mM), three or six weeks after pollin...

2016
Bumjoo Kim Rhokyun Kwak Hyukjin J. Kwon Van Sang Pham Minseok Kim Bader Al-Anzi Geunbae Lim Jongyoon Han

There is an increasing need for the desalination of high concentration brine (>TDS 35,000 ppm) efficiently and economically, either for the treatment of produced water from shale gas/oil development, or minimizing the environmental impact of brine from existing desalination plants. Yet, reverse osmosis (RO), which is the most widely used for desalination currently, is not practical for brine de...

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