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Resultados de la búsqueda

Mostrando ítems 1 a 9 de 2988.
  1. Library Resource
    Artículos de revistas y libros
    Diciembre, 1971
    Argelia, Estados Unidos de América, Israel, Afganistán, Suecia, Indonesia, Australia, Canadá, Pakistán, Tailandia, Marruecos, Filipinas, Malasia, México, Túnez, Argentina, India, Turquía, Brasil
  2. Library Resource
    Artículos de revistas y libros
    Marzo, 2014
    Papua Nueva Guinea

    The Government extension services in Papua New Guinea (PNG) are weak. There is a general lack of money and staff, and the country has a poor infrastructure. Above all small-scale farmers in remote areas are left out of developments. This applies in particular to women farmers, despite their providing 85 per cent of the rural workforce.

  3. Library Resource

    Volume 9 Issue 1

    Publicación revisada por pares
    Enero, 2020
    Australia, Estados Unidos de América, Reino Unido, Alemania, China

    Land degradation is a global issue receiving much attention currently. In order to objectively reveal the research situation of land degradation, bibliometrix and biblioshiny software packages have been used to conduct data mining and quantitative analysis on research papers in the fields of land degradation during 1990–2019 (data update time was 8 April 2019) in the Web of Science core collection database. The results show that: (1) during the past 20 years, the number of papers on land degradation has increased.

  4. Library Resource
    Documentos de conferencias e informes
    Agosto, 2010
    Nueva Zelandia

    NPV and LEV are established and common approaches to valuing single rotation and infinite rotation forests respectively, when the rotation age is fixed in advanced. More recently, Real Options approaches have been employed to value single and infinite rotation forests with a flexible harvest age.

  5. Library Resource

    Domestic Migration in Two Regions of Myanmar

    Informes e investigaciones
    Recursos y herramientas de capacitación
    Diciembre, 2016
    Myanmar, Asia oriental, Oceanía

    In the last four years Myanmar’s economy has seen a slight shift away from agriculture toward industry and services. This may mark the beginning of a structural transformation away from a rural, agricultural economy toward a more urban, industrial and service-based economy. Urbanization and job creation in urban areas have the potential to have a significant impact on labor and mobility patterns, especially for the landless and land-poor workers that account for a large part of the rural workforce.

  6. Library Resource
    Enero, 2009
    China, Myanmar, Asia oriental, Oceanía

    The report documents on illegal logging and illegal export of timber to China in Kachin State in Burma, which is on the border of China and where deforestation is at its worst. It also documents the response of the relevant authorities in both Burma and China to ‘A Choice for China’, a Global Witnessexposure of the massive illegal timber trade between Burma and China in 2005 which resulted in a ban on logging and timber transportation in Kachin State in Burma and a Chinese ban on the importation of Burmese timber followed by Interim Measures to control the trade.Key findings are:

  7. Library Resource
    Artículos de revistas y libros
    Diciembre, 2009
    Antigua y Barbuda, Egipto, Estados Unidos de América, Francia, Australia, Reino Unido, Canadá, Tailandia, Mozambique, Filipinas, Singapur, Malasia, Italia, Botswana, India, México, Noruega

    Fisheries around the world make essential contributions to human well-being including the provision of basic food supplies. employment, recreational opportunities. foreign currency and others, providing benefits to hundreds of millions of people. Despite these benefits, our record of managing fisheries so that the benefits can be sustained has been poor; at best, and most fisheries around the world are experiencing serious ecological, social or economic problems and usually all three.

  8. Library Resource
    Artículos de revistas y libros
    Diciembre, 2001
    Argelia, Sudán, Egipto, Zimbabwe, Namibia, Australia, Esuatini, Reino Unido, Djibouti, Sierra Leona, República Centroafricana, Marruecos, Sudáfrica, Lesotho, Italia, Tanzania, Botswana, Países Bajos, Túnez, Argentina, Chad

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