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Janeiro 1992
Quênia
África subsariana

This paper employs an historical analysis to consider some of the consequences of conflicting resource use and political friction on resource exploitation within and outside Turkana District during this century.

Janeiro 1992
Zimbabwe
África subsariana

This paper is concerned with understanding cattle production in Zimbabwe's Communal Lands, in so-called communal farming systems. Although commercial offtake from Zimbabwe's communal cattle herd is low, communal farmers are productive and rational in their cattle herd management.

Janeiro 1990
Botswana
Zimbabwe
África subsariana

This article suggests that communual rangeland management policies in Botswana and Zimbabwe are based on incorrect technical assumptions about the stability of semiarid rangelands, the nature of rangeland degradation, and the benefits of destocking.

Janeiro 1990
África subsariana

Ever since colonial administrators and western trained scientists became involved in sub-Saharan Africa in the early 20th century and were faced with the task of governing countries where livestock production was a major economic enterprise, the proper utilisation of rangelands became a major concern.

Janeiro 1990
Zimbabwe
África subsariana

In their recent paper, de Leeuw and Tothill (1990) discussed the shortcomings of estimating carrying capacity (CC) of pastoral systems in Africa. They noted the difficulty of determining available forage per animal due to high annual and spatial variability in plant production, seasonal changes in forage quantity and quality, livestock species mix, and the use of supplemental feeds.

Janeiro 1989
Estados Unidos
África subsariana
América do Norte
América Latina e Caribe

It is clear from the failure of our efforts in many countries to halt the desertification process - deserts are now advancing at a rate of nearly 15,000,000 acres a year worldwide (Worrall 1984) (that something was missing in our knowledge of the problem).

Janeiro 1989
Mali
África subsariana

This article begins with an investigation into woodland management in Mali and moves onto a discussion of some of the fundamental practical problems associated with a major part of forest policy in Mali.

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