نتایج جستجو برای: weighted usable area wua

تعداد نتایج: 687948  

Journal: :journal of agricultural science and technology 2015
m. aydogdu k. yenigun m. aydogdu

the purpose of this paper was to determine the factors affecting farmers’ satisfaction from water users associations (wuas) in the harran plain-turkey. the data used in this study come from a sample of 378 farmers among 23,204 in the şanlıurfa-harran plain. they were chosen via simple random sampling method and interviewed face to face. sampling was conducted in 52% of the settlements. to analy...

Journal: :IEEE Security & Privacy 2012

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
علی اصغر شاهرودی محمد چیذری

the purpose of this study was to investigate and analyze factors influencing farmers’ participation in irrigation networks management, with an approach to compare two groups of farmers (one in irrigation networks with wua (water users' association), and the other in networks lacking wua). the methodological approach was a descriptive-correlational and causal-comparative study of the survey...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1392

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

2014
Shasha Lu Xingliang Guan Chao He Jiali Zhang

Relatively little attention has been paid to examining the spatial expansion features of cities at various tiers at the regional level in China, especially those located in central and western regions of the country. Based on Landsat satellite imagery from four years—1980, 1990, 2000, and 2010, this paper investigates the spatio-temporal pattern of urban land expansion and its influencing facto...

Journal: :Transactions of the American Mathematical Society 1973

Journal: :Journal of the Atomic Energy Society of Japan 2019

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