نتایج جستجو برای: land statistics

تعداد نتایج: 293907  

2008
C. J. A. Bradshaw N. S. Sodi K. S.-H. Peh B. W. Brook

In a recent paper in this journal, Bradshaw and colleagues analyse country statistics on flood characteristics, land cover and land cover change, and conclude that deforestation amplifies flood risk and severity in the developing world. The study addresses an important and long-standing question, but we identify important flaws. Principal among these are difficulties in interpreting country sta...

Journal: :International journal of biomedical research 2014
Venkata Raghava Mohan Elena N Naumova

BACKGROUND Malaria contributes to 881000 deaths worldwide annually and India is a major contributor in the region. This study aimed at detecting land cover changes and assesses their relationship with the burden of malaria in Mangalore taluk of southern India. METHODOLOGY Landsat TM images were obtained from the U.S. Geological Survey data repository. The statistics for the malaria incidences...

2000
Praveen Kumar Kristine L. Verdin Susan K. Greenlee

For land±atmosphere interaction studies several Topmodel based land-surface schemes have been proposed. For the implementation of such models over the continental (and global) scales, statistical properties of the topographic indices are derived using GTOPO30 (30-arc-second; 1 km resolution) DEM data for North America. River basins and drainage network extracted using this dataset are overlaid ...

2008
Qing Qiao Hong Yuan Bin Yan Yan Liu

Since the Land Administration Bureau was established in 1986, China has carried out the national land-use planning twice, of which the first was focused on "serving for social and economic development", and the second converted to “protecting arable land". At present a new round of land-use planning is ongoing (2005-2020), but the aims and requirements are even more and higher(Zheng Weiyuan,200...

Journal: :international journal of agricultural science, research and technology in extension and education systems 0
onwuchekwa raphael iheke department of agricultural economics michael okpara university of agriculture, umudike pmb 7267, umuahia, abia state, nigeria ebuka testimony amaechi department of agricultural economics, michael okpara university of agriculture, umudike. p. m. b. 7267, umuahia, abia state, nigeria.

this study analyzed the determinants of the productivity of smallholder arable crop farmers with a particular focus on land fragmentation using the simpson index as measures of land fragmentation in imo state of nigeria. data collected by using structured questionnaire and interview schedules were analyzed using simple descriptive statistics; simpson index and regression analysis. results showe...

2004
Cynthia S. Simmons

An important goal of regional development in the BrazilianAmazonwas to enhance social welfare and alleviate dire poverty in other parts of the country by providing land to the poor.Nevertheless, both poverty and landlessness have persisted despite development policies that distributed billions of dollars on highway construction, loans, and outright subsidies. Inequitable land distribution has b...

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