نتایج جستجو برای: karoon

تعداد نتایج: 131  

H. Arabi, S. Haghighi,

Heavy metal pollution dispersion simulation in rivers and predicting spatial and temporal variations of pollutants can be used to determine the precise place and to schedule water withdrawal time for drinking, agriculture, aquaculture and ecosystem studies. To study the movement of heavy metal pollution through Karoon flow model, MIKE 11 was employed fpr simulation of the flow model of Karoon R...

2012
H.Tavallali A. Daneshyar

The adsorption and removal of congo red from an aqueous solution by iron oxide nanoparticles (IONPs) coated with cetyltrimethylammonium bromide (CTAB) as adsorbent was reported. The novel magnetic separation was quite efficient for the adsorption and desorption of congo red. The effect of temperature, pH of aqueous medium, and interfering ions on the recovery process were also investigated. The...

آفرینش, عزیز, اشرفی‌زاده, سید رضا, سیادت, سیدعطااله , عالمی‌سعید, خلیل , فتحی, قدرت‌اله, چوگان, رجب ,

In order to study the effect of drought stress on growth of new hybrids of maize an experiment was carried out at Safi Abad Agricultural Research Center, Dezful, Iran. The experiment was arranged as a split plot in a randomized complete block design with three replications. Treatments consisted of four levels of drought stress (irrigation after 75(±5) (Control), 95(±5) (mild stress), 115(±5) (m...

Journal: :International Journal of Sustainable Development and Planning 2010

2010
Mohammad Karamouz Azadeh Ahmadi

The interbasin water transfer project is an alternative to balance the nonuniform temporal and spatial distribution of water resources and water demands, especially in arid and semi arid regions. A water transfer project can be executed if it is environmentally and economically justified. In this study, the feasibility of two interbasin water transfer projects from Karoon River in the western p...

Journal: :مجله بهداشت محیط و توسعه پایدار 0
elham ehsani department of natural resources-environmental engineering- pollutions, yazd branch, islamic azad university, yazd, iran. abolghasem mirhosseinidehabadi department of natural resources-environmental engineering- pollutions, yazd branch, islamic azad university, yazd, iran. mohammad hassan ehrampoush environmental science and technology research center, department of environmental health engineering, school of public health, shahid sadoughi university of medical sciences, yazd, iran.

introduction: soil has an important role in nutrient cycle and an important function in storage, refinement, and movement of nutrients for the living and non-living parts. soil pollution of heavy metals and elements is one of the common pollution impacts of human activities, especially industry. realization of distribution pattern of these elements and their anthropogenic sources is a major par...

Journal: :تحقیقات جغرافیایی 0
سارا میرزائی گروه جغرافیای شهری دانشگاه اصفهان علیرضا رحیمی گروه جغرافیای شهری دانشگاه اصفهان علی زنگی آبادی گروه جغرافیای شهری دانشگاه اصفهان

necessary for mental and physical health of citizens and members of urban society- especially metropolitans- is to enjoy favorite, interesting and beautiful spaces. undoubtedly, in metropolitans like isfahan and ahwaz which lack of useful and available urban lands makes the development of such spaces limited, riversides could perform such a role because of different humanistic and natural reaso...

Journal: :محیط زیست طبیعی 0
سید علی جوزی استادیار دانشکده فنی و مهندسی، دانشگاه آزاد اسلامی واحد تهران شمال، ایران سحر رضایان عضو هیئت علمی دانشگاه آزاد اسلامی واحد شاهرود، ایران مهدی ایرانخواهی کارشناس ارشد دانشکده محیط زیست و انرژی، دانشگاه آزاد اسلامی واحد علوم و تحقیقات تهران، ایران

a study with travel cost method (tcm) was performed to evaluate ecotourism demand of lake belonging to karoon 3 dam. for this purpose, 220 clawson questionnaires at highest demand time (february to may 2008) were completed. results of this investigation showed that forecasting outdoor recreational value of karoon 3 dam limits is equal to 2,879,550,000 rials at month, during study. in order to p...

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