نتایج جستجو برای: spatial structure

تعداد نتایج: 1872091  

Journal: :مطالعات باستان شناسی 0
محمدابراهیم زارعی دانشیار گروه باستان¬شناسی دانشگاه بوعلی سینا

kurdistan province is located in western iran and its geographical position as a corridor has always been routs of attacks by western invaders from the most ancient times including assyrians. so, inhabitants of this region to protection against enemies have created defensive fortification structure by which they could protect themselves. studying and evaluating these habitats can help us to ach...

ژورنال: علوم آب و خاک 2007
شمس ا...ایوبی, , سارا محمدزمانی, , فرهاد خرمالی, ,

Evaluating agricultural land management practices requires a thorough knowledge of soil spatial variability and understanding their relationships. This study was conducted at a traditionally operated wheat field in Sorkhankalateh district, located about 25 km northeast of Gorgan, in Golestan province, Iran. Soil samples of the 0-30 cm depth were collected right after planting at the end of autu...

ژورنال: کیمیای هنر 2019

The way architects think about different issues from developing plans, perspectives, and views to cross-sections and structure of a building is a common and general one. Regardless of its merits and efficiency, this way of thinking indicates a degradation in architectural thinking. Indeed, architectures today are caught in a specific architecture language where the boundaries of language create...

Journal: مدیریت شهری 2015
,

Nowadays, Spatial and social inequalities are universal and expanding phenomenon. Identification and spatial analysis of social, economic and ecological inequalities in metropolises is one of the essential and basic proceeding for planning and achieving urban sustainable development. The present research method is descriptive-analytical and using 13 sub criteria based on three main criteria of ...

Abstract: The gradual warming of the earth and its negative environmental and economic impacts contributed to pay attention to sustainable development considerably. Since climate change is a major cause of greenhouse gas emissions, including CO2, countries are seeking to prevent the rapid growth of emissions to reduce global climate change. Accordingly, and considering the importance of the sub...

Journal: :journal of agricultural science and technology 2011
g. abdollahzadeh kh. kalantari a. asadi r. fisher zh. daneshvar ameri

the interest for the spatial dimensions of agricultural development has been recently increased. this paper aimed at redefining the spatial patterns of agriculture to formulate appropriate strategies based on regional potentials. a composite agricultural development indicator (cadi), which is useful for the identification of spatial structure, has been developed. the developed composite index (...

Journal: :caspian journal of environmental sciences 2010
r. akhavan

estimating the amount of variation due to spatial dependence at different scales provides a basis for designing effective experiments. accurate knowledge of spatial structures is needed to inform silvicultural guidelines and management decisions for long term sustainability of forests. furthermore, geostatistics is a useful tool to describe and draw map the spatial variability and estimation of...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

Using the passive defense principles in urban plans and projects is important in the context of land use planning, reinforced concrete, citizen education, and increasing urban resiliency. Observing and adhering to these principles will reduce the vulnerability of the city and citizens to security and military threats. Therefore, this study aims at evaluating the spatial pathology of the physica...

2002
Tony E Smith Yves Zenou

Spatial Mismatch, Search Effort and Urban Spatial Structure* The aim of this Paper is to provide a new mechanism for the spatial mismatchhypothesis. Spatial mismatch can here be the result of optimizing behaviouron the part of the labour market participants. In particular, the unemployed canchoose low amounts of search effort and long-term unemployment if theyreside far away fro...

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