نتایج جستجو برای: choob sorkh region
تعداد نتایج: 538046 فیلتر نتایج به سال:
The region counting distances, introduced by Demaine, Iacono and Langerman [5], associate to any pair of points p, q the number of items of a dataset S contained in a region R(p, q) surrounding p, q. We define region counting disks and circles, and study the complexity of these objects. In particular, we prove that for some wide class of regions R(p, q), the complexity of a region counting circ...
Abstract Background and objectives: Prediction of species richness and diversity patterns are used to develop conservation strategies for biodiversity under regional and global environmental changes. Since modeling the distribution of plant species can provide useful and important information about identifying and introducing potential habitats of plant species, and also few studies have been ...
growing demands and requires of high data rate systems cause significant increase of high frequency systems for wideband communication applications. as mixers are one of the main blocks of each receivers and its performance has great impact on receiver’s performance; in this thesis, a new solution for ku-band (12-18 ghz) mixer design in tsmc 0.18 µm is presented. this mixer has high linearity a...
this dissertation has six chapter and tree appendices. chapter 1 introduces the thesis proposal including description of problem, key questions, hypothesis, backgrounds and review of literature, research objectives, methodology and theoretical concepts (key terms) taken the literature and facilitate an understanding of national security, national interest and turkish- israeli relations concepts...
introduction: there are suspended fungal spores in the air and in the nasal mucosa of adults, especially in areas with a humid climate. several studies have revealed the role of fungi in the pathogenesis of chronic rhinosinusitis (crs) in recent years but it is a topic of controversy, especially in regions with low humidity. the aim of this study was to evaluate the prevalence of fungal species...
adult ureteroceles are generally known as simple ureteroceles with minimal obstructive effects 1 that can usually be managed endoscopically. such pathology presented with acute abdominal pain and fever in a 32-year-old man with left renal agenesia, a cranial blind left ureter and left obstructed ureterocele. the retained secretions were suppurative.
background: musculoskeletal disorders (msd) are concerned as costly health problems worldwide. rural people are more susceptible to musculoskeletal disorders. this study aimed to investigate the prevalence of musculoskeletal disorders and related factors among adult living in aq qalaian, iran. material and methods: this was a cross-sectional study which performed among 200 adult living in rural...
The purpose of this study was to compare the physical and chemical characteristics of soils covered with vegetation and soils without vegetation in Dagh-e- Sorkh Ardestan area.To achieve the goal, first the vegetation was classified using physiognomic method, and for each vegetation type, the distinctive area was specified for soil and vegetation sampling. Vegetation sampling was done by strati...
چکیده ندارد.
a recently described species of dysdercus, named dysdercus stehliki schaefer, 2013 (hemiptera: heteroptera: pyrrhocoridae), found in viçosa, minas gerais state, brazil, feeds upon the seeds of fallen fruits of sterculia chicha a. st. hil. (malvales: sterculiaceae). the biology and immature stages’ descriptions of d. stehliki were assessed in two environments: laboratory and field. individuals o...
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