Resultados de la búsqueda
Mostrando ítems 1 a 9 de 353.-
Library ResourceInformes e investigacionesDiciembre, 2000Colombia, América central, América del Sur
-
Library ResourceInformes e investigacionesAbril, 2012Malawi, Tanzania, Zambia, África, África oriental, África austral
-
Library ResourceInformes e investigacionesMayo, 2012Malawi, Tanzania, Zambia, África, África oriental, África austral
-
Library ResourceArtículos de revistas y librosDiciembre, 1995Brasil, América central, América del Sur
-
Library ResourceDocumentos de conferencias e informesDiciembre, 1990América central, América del Sur
Over the last 12 years a data base of climate, soils and crop distribution has been assembled for Latin America. Recently, socio-economic variables such as access and populations density and environmental variables such as the location of national parks, biological reserves and indian reserves have been added. Formerly this information was used primarily to make decisions on commodity research.
-
Library ResourceManual y guíasDiciembre, 2016África, África oriental, Kenya, Malawi, Tanzania, Ghana
This guide presents a step-by-step approach in using a participatory mapping method with community members to identify and map ecosystem services and changes in their supply across multiuse agricultural landscapes. Non-governmental organizations (NGOs), government agencies and researchers can use this approach to learn from communities about how they use and access natural resources.
-
Library ResourceDocumentos de conferencias e informesDiciembre, 1997América central, América del Sur
-
Library ResourceInformes e investigacionesDiciembre, 1997
-
Library ResourceDiciembre, 2016Etiopía, África, África oriental
-
Library ResourceInformes e investigacionesDiciembre, 1996Brasil, América central, América del Sur
The technological and institutional requirements needed for a broader distribution and adoption of new cropping technologies are indicated, using as example the case of changes in land use by soybean growers of the Brazilian Cerrados. In Brazil, soybean had contributed significantly to economic development, accounting for 8 percent of total exports. The current survey was conducted on a red-yellow Latosol in southeastern Minas Gerais. In 1986, 72 percent of this area was under annual crops and 11 percent under pastures.
Búsqueda en la Biblioteca de Tierras
A través de nuestro sólido motor de búsqueda, puede explorar cualquier elemento de los más de 64.800 recursos rigurosamente seleccionados en la Biblioteca de la Tierra. Si desea obtener una visión general de lo que es posible, siéntase libre de examinar la Guía de búsqueda.