نتایج جستجو برای: land forms

تعداد نتایج: 383976  

2015
Juliano Assunção

Executive Summary Increasing global demand for food and the need to address climate change risk make it ever more urgent to both protect ecosystems and use land more productively and efficiently. Brazil is a key player in this context and has made significant gains in recent decades. Between 1970 and 2006, its average national cattle farm productivity doubled and its average national crop farm ...

Journal: :IJSDIR 2006
Ian P. Williamson Abbas Rajabifard Andrew Binns

This paper aims to introduce and discuss six challenges and issues facing the development of SDIs which will be able to meet the sustainable development objectives of society. These issues and challenges include: SDI to facilitate spatially enabled government Role of government, private and academic sectors Development of SDI vision, mission and road map – where are we heading? SDI to facilitat...

2014
Michael H. Taylor Robert G. Chambers

Title of Dissertation: THREE ESSAYS ON NON-BALANCED ECONOMIC GROWTH, ECONOMIC GEOGRAPHY, AND THE REGULATION OF PUBLIC LAND IN THE UNITED STATES Michael H. Taylor, Doctor of Philosophy, 2014 Dissertation directed by: Professor Robert G. Chambers Department of Agricultural and Resource Economics This dissertation is comprised of three essays. The first essay, "The Spatial Consequences of Non-Bala...

2012
Yiyi Wang William J. Murray

This paper summarizes the literature on spatial filtering for analysis of spatial data, as proposed by Griffith (2000a). Given the scarcity of its application in transportation and its fledgling nature, preliminary case studies were conducted using continuous and discrete response data sets, for land values and land use, in comparison with results from spatial autoregressive models with distanc...

2000
Bastiaan van Loenen

Land registration and cadastral systems exist in great variety. This paper describes the rich history of Zambian land tenure systems and discusses the present land tenure system. Zambia has a dual land tenure system: customary tenure and formal title registration. In the customary system the chiefs regulate the allocation of the land. They rule with the consent of their people. This system is c...

2013
R. N. Barman R. Das

Soil and water are two very scarce important natural resources without which crop production is not possible. Soil degradation due to erosion and the depletion of ground water resources are the two major environmental problems threatening agricultural production and productivity in the riverine belt of Assam. The riverine belt is spread over as the alluvial land forms on the recent flood plain ...

2012
Subash Ghimire

Land tenure issues such as tenure forms and its allocation and land acquisition procedure are not extensively considered in hydropower development. As a result hydropower projects are not sustainable. The main aim of the study is to find the role of land tenure in hydropower development. Desk study is carried out and is followed by the scientific literature review. The study reveals that the co...

2014
Jacqueline Loos Ine Dorresteijn Jan Hanspach Pascal Fust László Rakosy Joern Fischer

European farmland biodiversity is declining due to land use changes towards agricultural intensification or abandonment. Some Eastern European farming systems have sustained traditional forms of use, resulting in high levels of biodiversity. However, global markets and international policies now imply rapid and major changes to these systems. To effectively protect farmland biodiversity, unders...

2016
Marc Edelman Ruth Hall Ian Scoones Ben White Wendy Wolford

Political reactions 'from below' to global land grabbing have been vastly more varied and complex than is usually assumed. This essay introduces a collection of groundbreaking studies that discuss responses that range from various types of organized and everyday resistance to demands for incorporation or for better terms of incorporation into land deals. Initiatives 'from below' in response to ...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
سیده شادی حسینی دانشجوی کارشناسی ارشد دانشکده کشاورزی، دانشگاه تبریز قادر دشتی دانشیار دانشکده کشاورزی، دانشگاه تبریز

in this study the trend of technological change and its nature was studied in production of sugar beet in iran by using dual approach. this approach is useful for estimating the demand structure of the input price change and technology status. after estimating the various forms of flexible functions, by selection of translog cost function with cost share equations system is estimated using seem...

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