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Moreira, FMDSBignell, D.E.[Standard methods for the assessment of soil biodiversity in the context of land use practices]Standard methods for the assessment of soil biodiversity in the context of land use practices

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 ha...


Jones, Peter G.Robison, DMCarter, Simon E.[A geographical information approach for stratifying tropical Latin America to identify research problems and opportunities in sustainable agriculture]A geographical information approach for stratifying tropical Latin America to identify research problems and opportunities in sustainable agriculture

Discusses issues related to land use with particular reference to rangeland and to land used for extensive or semi-extensive grazing, describing the world distribution of grazing lands, the problem of overgrazing; and practices useful in the improvement of grazing land.


Butterworth, M.H.[Animals in relation to land use]Animals in relation to land use

Globally, 38% of the land area is agricultural land, of which 45% are located on drylands, mainly in Africa and Asia, constituting the basis for about 60% of the world’s food production. Of all farms worldwide, 83% are smallholder farm systems, whose livelihoods depend on effective land managemen...


Michalscheck, MirjaGroot, Jeroen C.J.Fischer, GundulaTittonell, Pablo A.[Land use decisions: By whom and to whose benefit? A serious game to uncover dynamics in farm land allocation at household level in northern Ghana]Land use decisions: By whom and to whose benefit? A serious game to uncover dynamics in farm land allocation at household level in northern Ghana

The Llanos region of Colombia represents one of the last large agricultural frontiers and is undergoing a rapid conversion from naturalized savanna to intensive agriculture with high agrochemical inputs and tillage. This massive land-use conversion has considerable impact on ecosystem services an...


Fonte, Steven J.Botero, CésarQuintero, CarolinaLavelle, PatrickKessel, Chris van[Earthworms regulate plant productivity and the efficacy of soil fertility amendments in acid soils of the Colombian Llanos]Earthworms regulate plant productivity and the efficacy of soil fertility amendments in acid soils of the Colombian Llanos

The effect of land use on the availability of soil nitrogen (N) was studied by separating total soil N into one labile and one stable fraction by oxidation and extraction of labile N with potassium permanganate. The nitrogen management index (NMI) was calculated according to Blair et al. (1995) f...


Westerhof, RVilela, LAyarza, Miguel AngelZech, W.[Labile N and the nitrogen management index of oxisols in the Brazilian cerrados]Labile N and the nitrogen management index of oxisols in the Brazilian cerrados
Jones, Peter G.Robison, DMCarter, Simon E.[Método SIG para identificar problemas y oportunidad de investigación en el manejo de los recursos naturales]Método SIG para identificar problemas y oportunidad de investigación en el manejo de los recursos naturales

Outlines of ranch development in various districts of Kenya w. description of geographical aspects of the districts, land use and tenure systems, human population and animal population trends, and livestock marketing activities, incl. maps showing ranch boundaries and status of land adjudication.


Wales, M.Chabari, F.N.[District ranch development briefs]District ranch development briefs

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