نتایج جستجو برای: sistan river

تعداد نتایج: 84609  

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Rivers have a complicated and various condition in the diverse environment, and various science such as Hydrology, geomorphology, hydraulic, ecology and engineering have it been discussed. River geomorphology with studying of river process and landforms, examination of river landscape evolution, can be playing an important role in identifying of river channel character and behavior. To order th...

Journal: :international journal of agricultural management and development 2015
nazar dahmardeh ali sardar shahraki

due to agriculture is a risky activity and risk models is important in order to analyze the behavior of farmers, hence, in this study, the factors affecting risk-taking and risk aversion is the region grape growers. data analysis was performed by using stochastic frontier. data gathered by questionnaires at three counties of zabol, hirmand and zahak at 265 grape farmers in crop year of 2011-201...

Journal: :جغرافیا و توسعه ناحیه ای 0
شایان شایان بوذرجمهری بوذرجمهری میرلطفیreza میرلطفی

the main function of rural areas in the third world is the agricultural function which is crucially important because of its great effects on employment, moderating income and poverty, food security and self-efficacy. this article studies the role of agriculture (as an independent variable) in rural development (related variable) of miyankangi district in sistan. the method of the study was des...

Journal: :Proceedings of the Royal Geographical Society and Monthly Record of Geography 1886

Journal: :International Journal of Business and Management 2010

Journal: :iranian journal of public health 0
k holakouie naieni sh izadi s chinikar a nadim

since 1999, many cases of crimean-congo hemorrhagic fever have been reported from different parts of iran. this study intended to define cchf seroprevalence, incidence rates, and the most important risks in sistan- baluchestan province, iran. using cluster sampling with probability proportional to size, 310 subjects were selected from various districts of zahedan and zabol in the northern part ...

Journal: :Global Journal of Archaeology & Anthropology 2018

Introduction: Crimean-Congo Hemorrhagic Fever (CCHF) is a zoonotic viral infection transmitted mainly via CCHF virus-infected ticks between vertebrate hosts. The disease occurs in almost all provinces of Iran. This study investigated the CCHFV infection in hard ticks collected from livestock in the Sistan region of Sistan and Baluchestan Province, southeast of Iran. Methods: In this study, tick...

Journal: :ecopersia 2011
seyed hedayat parvari ahmad pahlavanravi ali reza moghaddam nia abdolhamid dehvari davood parvari

several models have been developed to estimate land degradation rate and evaluate desertification severity. this study attempts to apply the medalus (mediterranean desertification and land use) model by considering existing conditions in the hamoun wetland, located in south-eastern iran. at first identification of the main factors affecting the desertification phenomenon was attempted, based on...

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