نتایج جستجو برای: land characteristics

تعداد نتایج: 769297  

Journal: :مرتع و آبخیزداری 0
لیلا زندی دانشجوی کارشناسی ارشد مرتعداری، دانشکده منابع طبیعی و علوم دریایی، دانشگاه تربیت مدرس رضا عرفانزاده دانشیار دانشکده منابع طبیعی و علوم دریایی، دانشگاه تربیت مدرس حامد جنیدی جعفری استادیار گروه مرتعداری دانشکده منابع طبیعی، دانشگاه کردستان، ایران

this study aimed to determine the effect of land use changes from rangeland to horti-agricultural lands on the most important qualitative characteristics of soil such as total soil carbon and particulate organic matter, in salavatabad region, sanandaj. in the present study, one rangeland, two cultivated pea lands, two cultivated wheat lands and two gardens were selected in growth season in the ...

2017
Yafei Li Gaohuan Liu Hualin Xie Yanni Yu

The spatial and temporal characteristics and driving factors analysis of regional land use are the core scientific problems in the research of ecological environment and human sustainable development. It is also an important basis for the government to formulate land management policy. Based on the land use maps of 2000, 2005, 2010 and 2015, this article analyzed the spatiotemporal pattern of l...

Journal: :Economics and human biology 2004
Sebastian Galiani Ernesto Schargrodsky

This paper examines the impact of urban land titling on child health. We hypothesize that land titling may translate into positive effects on health through its impact on housing investments and household structure. To address selection concerns, we take advantage of a natural experiment of land occupation in a suburban area of Buenos Aires, Argentina, that ensures that the allocation of proper...

2007
Maria Zoran Sabina Stefan

Climate-induced changes at the land surface may in turn feed back on the climate itself through changes in soil moisture, vegetation, radiative characteristics, and surface-atmosphere exchanges of water vapor. Thresholding based on biophysical variables derived from time trajectories of satellite data is a new approach to classifying forest land cover via remote sensing .The input data are comp...

2010
Ling Wang Xin Lv Hailong Liu

This paper, with No.22 State Farm, Agricultural Division No.2, XPCC as the example and under support of GIS, takes cultivated land plot as the evaluation unit and chooses 13 influence factors from five aspects of nutrient of cultivation layer, physical and chemical properties of cultivation layer, soil management, climate conditions and obstacle factor to establish desert oasis cultivated land ...

2014
Cheryl Kelly Jeffrey S. Wilson Mario Schootman Morgan Clennin Elizabeth A. Baker Douglas K. Miller

BACKGROUND In order to improve our understanding of the relationship between the built environment and physical activity, it is important to identify associations between specific geographic characteristics and physical activity behaviors. PURPOSE Examine relationships between observed physical activity behavior and measures of the built environment collected on 291 street segments in Indiana...

Ali Ghaffari, Khashayar Emadi

The different offered definitions of “Neighborhood Unit” in various approaches and viewpoints by different specialized views, on the one hand; and excessive attention to expert-oriented and reduced viewpoints as well as neglecting residents’ perception of the neighborhood on the other hand necessitate providing a complete and exact definition of neighborhood which can cover all approaches a...

2012
Ruijue Peng

This thesis examines, both theoretically and empirically, the effects of land supply restriction on housing price and housing production. The analysis is conducted in the context of a closed city, where any increase in population must be accommodated within the market. The theoretical part of the analysis extends the urban spatial theory by including natural and contrived land supply restrictio...

Journal: :ISPRS Int. J. Geo-Information 2017
Eftychia Kalogianni Efi Dimopoulou Wilko Quak Michael Germann Lorenz Jenni Peter van Oosterom

The Land Administration Domain Model (LADM) is one of the first ISO spatial domain standards, and has been proven one of the best candidates for unambiguously representing 3D Rights, Restrictions and Responsibilities. Consequently, multiple LADM-based country profile implementations have been developed since the approval of LADM as an ISO standard; however, there is still a gap for technical im...

2008
Ian Williamson

An important government activity of all nation states is building and maintaining a land administration system (LAS) with the primary objective of supporting an efficient and effective land market. This includes cadastral surveys to identify and subdivide land, land registry systems to support simple land trading (buying, selling, mortgaging and leasing land) and land information systems to fac...

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