Résultats de la recherche
Showing items 1 through 9 of 5.-
Library Resourcejanvier, 1984Afrique
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Library ResourceRapports et recherchesaoût, 1984Cameroun
Prior to tho advent of colonialism, the banana industry in Cameroon was essentially
a traditional cottage industry producing for domestic consumption. When the country become a German colony towards the end of the nineteenth century, tho industry "began to develop into what is today, an export oriented activity based on colonial plantations
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Library ResourceRapports et recherchesdécembre, 1984
Examines decision making models formulated to guide the allocation of funds between alternative lines of research, issues emerging from the survey to the formation of ILCA's research policy, and various theories that account for the direction that research has taken in different contexts and reviews the past allocation of resources to livestock research in 10 African countries; includes proposal for further work.
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Library ResourceArticles et Livresdécembre, 1984Colombie, Amérique du Sud, Amérique centrale
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Library ResourceArticles et Livresdécembre, 1984Kenya, France, Nigéria, Philippines, Micronésie, Australie, Ghana, Congo, Guinée, Inde, Sierra Leone, Éthiopie, Niger, Brésil
Shifting cultivation, under its diverse forms of slash and burn system, is a traditional method of cultivating tropical upland soils, mostly for subsistence purposes. This traditional system of cultivation is in ecological balance with the environment and does not irreversibly degrade the soil resource, provided a sufficient length of fallow is allowed for soil restoration. However, increasing population pressures necessitate more intensive use of land. The consequence is extended cropping periods and shortened fallows.
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