پديد آورنده :
يگانه، مژگان
عنوان :
مدل سازي روند انباشت عناصر سنگين در خاك هاي سطحي استان همدان و تعيين خطر پذيري ناشي از آن براي سلامت انسان
محل تحصيل :
اصفهان: دانشگاه صنعتي اصفهان، دانشكده كشاورزي
صفحه شمار :
چهارده،[230]ص.: مصور،جدول،نمودار
يادداشت :
ص.ع.به فارسي و انگليسي
استاد راهنما :
مجيد افيوني، اميرحسين خوش گفتار منش
استاد مشاور :
عليرضا سفيانيان، فريد شيخ الاسلام، منوچهر اميني
توصيفگر ها :
ارزيابي خطر , مدل سازي توازن جرمي
تاريخ نمايه سازي :
1/8/91
استاد داور :
عليرضا حسين پور، حسين شيراني، محمدرضا مصدقي
كد ايرانداك :
ID454 دكتري
چكيده فارسي :
به فارسي و انگليسي: قابل رويت در نسخه ديجيتالي
چكيده انگليسي :
215 Modeling Accumulation Rates of Heavy Metals in Surface Soils of Hamedan Province and Assessing its Associated Risk for Human Health Mojgan Yeganeh E mail address yeganehmojgan@yahoo com 3 July 2012 Department of Soil Science Isfahan University of Technology Isfahan 84156 83111 Iran Supervisor Majid Afyuni E mail address afyuni@cc iut ac irSupervisor Amir Hossein Khoshgoftarmanesh E mail address amirkhosh@cc iut ac irAdvisor Alireza Soffianian Advisor Farid Sheikholeslam Advisor Manouchehr Amini Advisor Rainer Schulin Department Graduate Program Coordinator Ahmad Riasi Department of Soil Science College of Agriculture Isfahan University of Technology Isfahan Iran System Analysis Integrated Assessment and Modeling Eawag D bendorf Switzerland Institute of Terrestrial Ecosystems ETH Zurich Universitaetstr 16 CH 8092 Zurich Switzerland AbstractIn this study the total concentrations of As Cd Cr Ni Hg Cu Se Pb and Zn in toplayer and C horizon of soils of Hamedan province were measured In the next step thehealth risk associated with these metals for residents of the studied regain was assessedusing the total non cancer hazard quotient and cancer risk assessment equationspresented by USEPA Then continuous maps of human health risk related to Ni and Hgwere prepared using multi factor method and S shaped fuzzy memberships inMATLAB software Accumulation rates of the metals in agricultural soils of the studiedregion were also modeled using Mass Flux Analysis MFA model after somemodifications to add weathering input and distinguishing different animal manureseffect in total uncertainties of the model A total of 286 soil samples from surface layer 0 30 cm and C horizon 145 samples from edible parts of wheat potato barley andmaize 11 irrigation and drinking water samples and 3 5 samples from different kindsof animal manures commonly used in the region were taken According to the resultsobtained the total non cancer hazard of Ni and Hg were greater than 1 The total cancerrisk of As and Pb was greater than 1 10 6 Food consumption was identified as themajor route of human exposure to metals although soil ingestion was found as animportant exposure route for children Through the studied region manure was the mostimportant flux of all metals Crop removal was the next important flux of Zn Cu andSe The main sources of uncertainties related to animal manures were cattle native andfat poultry
استاد راهنما :
مجيد افيوني، اميرحسين خوش گفتار منش
استاد مشاور :
عليرضا سفيانيان، فريد شيخ الاسلام، منوچهر اميني
استاد داور :
عليرضا حسين پور، حسين شيراني، محمدرضا مصدقي
