نتایج جستجو برای: water analysis

تعداد نتایج: 3284778  

Journal: :اکو هیدرولوژی 0
حامد روحانی استادیار گروه مرتع و آبخیزداری، دانشگاه گنبد کاووس الناز زکی دانشجوی کارشناسی ارشد مرتعداری، دانشگاه تربیت مدرس، نور مجتبی کاشانی مربی گروه آمار، دانشگاه گنبد کاووس ابولحسن فتح آبادی استادیار گروه مرتع و آبخیزداری، دانشگاه گنبد کاووس

information on water quality and pollution sources is important for the implementation of sustainable water resource management strategies. in this research, to evaluate spatial variation and the interpretation of large complex water quality data taken at seven different sites along the gorganrood river were subjected to multivariate statistical analysis. the factor analysis generated two signi...

2011
Aadil Nabi Adrian H. Gallardo Shakeel Ahmed

Groundwater is one of the most valuable resources for drinking water and irrigation in the Maheshwaram Catchment, Central India, where most of the local population depends on it for agricultural activities. An increasing demand for irrigation and the growing concern about potential water contamination makes imperative the implementation of a systematic groundwater-quality monitoring program in ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1388

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

Journal: Desert 2018
A.R. Kiani F. Ghanbari M.R. Abdollahi S.S. Moosavi,

     Improved drought-tolerant maize hybrids would significantly reduce water consumption and increase yield in arid environments. Our knowledge about genetic parameters is very essential before starting a successful breeding program. The present research was carried out throughout three successive years between 2013-15 to reveal the pattern of inheritance in yield, yield-components and related...

Journal: :نشریه بازیافت آب 0
صادق صالحی مازندران، دانشگاه مازندران، دانشکدة علوم انسانی و اجتماعی، گروه علوم اجتماعی مهشید طالبی صومعه سرایی تهران، دانشگاه علامه طباطبایی، دانشکدة علوم اجتماعی

this study aims at investigating social and cultural barriers to the use of recycled water for the first time in iran from the sociological perspective. applying qualitative methods, the understanding of women from water recycling and causes and conditions for the use of recycled water was studied. the required data was collected by using semi-structured interviews with a number of women. the i...

Journal: :پژوهش های جغرافیای طبیعی 0
حسین عساکره دانشیار اقلیم شناسی دانشگاه زنجان، زنجان، ایران مهدی دوستکامیان دانشجوی دکتری تغییرات آب وهوایی دانشگاه زنجان، زنجان، ایران هوشنگ قائمی استاد هواشناسی وابسته به پژوهشکدة هواشناسی ایران، ایران

extended abstractintroductionwater vapor is considered to be one of more significant atmospheric constituents as it contributes in precipitation and is also a critical element of the climate system. this climate element extended from earth surface to upper level of troposphere that potentially precipitable. accordingly it called perceptible water. therefore the total atmospheric water vapor con...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

Abel Weldetinsae, Girum Taye, Kirubel Tesfaye, Sisay Derso Mengesha,

Background: This retrospective study aimed to investigate the physicochemical properties of drinking water sources in Ethiopia and compare the water quality with the health-based target. For this purpose, the water quality database of Ethiopian Public Health Institute (EPHI) from 2010 to 2016 was used. Methods: The concentration and other properties of the water samples were analyzed according...

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