نتایج جستجو برای: water management

تعداد نتایج: 1365048  

Journal: :اقتصاد و توسعه کشاورزی 0
روح اله ماقبل کریم نادری مهدیی فرهاد پاک نیا مجید نصیری

water user cooperatives were formed due to consideration to people's empowerment and participation in water investment and management. the purpose of this study was to investigate the mechanisms of development and strengthening of water user cooperatives in the aras river basin. the study population consisted of the management board members of the water user cooperatives in the aras basin in th...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
طهماسب مقصودی استادیار دانشگاه آزاد اسلامی واحد جامع شوشتر، دانشکده کشاورزی، گروه مدیریت کشاورزی مهران مومن غریب کارشناس ارشد مدیریت کشاورزی علی نیازی کارشناسی ارشد مدیریت امور دفاعی دانشگاه فرماندهی ستاد ارتش

the purpose followed in this study was to investigate, and identify the educational needs of water users' association members. the research paradigm is quantitative and the study a descriptive applicatory one. statistical population included 1500 members of water users' associations in ramshir irrigation network of khuzestan province, of whom 150 members were selected through random s...

2006
MARGARET WILDER PATRICIA ROMERO LANKAO

— Decentralized governance of water resources is a centerpiece of Mexico’s neoliberal reform strategy. We analyze decentralization based on urban/rural case studies in distinct geographical regions to ascertain whether it is linked to more efficient water management or sustainable use of water resources, and to examine its development implications. We assess whether or not private sector manage...

Journal: :آب و توسعه پایدار 0
معصومه یوسف زاده چابک علی باقری کامران داوری

integrated assessment of water resources systems, as one of the iwrm basic steps, is the most important stage in the process of planning and implementing water resources management. water accounting frameworks have been introduced for organizing water data and combining them with economic data to come up with effective strategies towards greater productivity with maintaining or improving enviro...

 Ecosystem services are fundamental for human well-being and are the basis of rural livelihoods, particularly for poor people. Rainwater harvesting can serve as an opportunity to enhance ecosystem productivity, thereby improving livelihoods, human well-being, and economies. Rainwater harvesting has been shown to create synergies between landscape management and human well-being. These synergi...

2009
Yi Zhang Liping Feng

A field crop irrigation management decision-making system (CropIrri) was developed based on the soil water balance model, crop phenology model, root growth model, crop water production function, and irrigation management model. The irrigation plan is made through predicating of soil water content in root zone and daily crop water requirement using historical and forecasting weather data, measur...

Journal: :معماری و شهرسازی آرمان شهر 0
seyed moslem seyedalhosseini assistant professor, department of urban planning and urban design, mashhad branch, islamic azad university, mashhad, iran.

during the recent decades, urban management in iran has increasingly confronted numerous challenges due to different kinds of social, cultural, political, executive, financial, and legal factors. the present study is going to specify and analyze the aforementioned challenges in the domain of the urban environment in order to determine how far they have been effective, how they have been priorit...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2010
G Carr S Nortcliff R B Potter

Reclaimed water provides an important contribution to the water balance in water-scarce Jordan, but the quality of this water presents both benefits and challenges. Careful management of reclaimed water is required to maximize the nutrient benefits while minimizing the salinity risks. This work uses a multi-disciplinary research approach to show that soil response to irrigation with reclaimed w...

2014
Airi Tsuji Tomoko Yonezawa Noriaki Kuwahara Kazunari Morimoto

Elderly people need to urinate frequently, and when they go on outings they often have a difficult time finding restrooms. Because of this, researching a body water management system is needed. Our proposed system calculates timing trips to the toilet in consideration with both their schedules and the amount of body water needing to be expelled, and recommends using the restroom with sufficient...

Precisely management of water quality in urban rivers is of significant and water environmental capacity provide a useful tool. This study presented a water quality analysis simulation program model-based approach for dynamical load reduction in Ashi River, highly contaminated tributaries of Songhua River, China. The actual and surplus dynamic environmental capacity of CODCr and NH<s...

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