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Displaying 4213 - 4224 of 4597

Les activities culturales dans le systeme agropastoral peul du Nigeria central

Journal Articles & Books
december, 1984
Nigeria
Africa
Western Africa

Examines the extent and methods of crop production in the Fulani agropastoral system in central Nigeria by analyzing cropping patterns, management techniques employed, and inputs to cropping such as labour, draught power & fertilizers, and output in terms of grain yield, energy and crop residues.

L'utilisation des enquetes integrees pour le recensement des ressources et le suivi de l'evolution des systemes pastoraux en Afrique au sud du Sahara

Journal Articles & Books
december, 1984

Reviews various approaches and techniques used in a number of sub-Saharan African countries to collect and analyze data on large-scale ecological changes with particular reference to remote sensing and monitoring techniques in resource inventory; suggests ways to build more effective data bases.

Pastoralism and milk production

Journal Articles & Books
december, 1984

Presents a general description of pastoralist milk production from cattle in Africa, analyzing data on milk yield & offtake, lactation and milk composition under pastoralist conditions; briefly examines the use of milk from camels and smallstock by pastoralsits to complement their milk supply from cattle.

Screening of West African plants for anthelmintic activity

Journal Articles & Books
december, 1984
Africa
Western Africa

Eighteen plants traditionally used for the treatment of human and animal helminthiasis in Africa were screened for anthelmintic activity using the Nippostrongylus - rat model. Aloe barteri, Terminalia avicennioides, Annona senegalensis, Cassia occidentalis, Anogeissus leiocarpus and Diospyros mespiliformis showed significant activity, giving deparasitizations of 92, 89, 75, 69, 60 and 58% respectively compared to untreated controls.

Stimulating milk production in milk-deficit countries of Africa and Asia

Journal Articles & Books
december, 1984
Asia
Africa

Discusses issues in the development of dairying in Africa & Asia, outlining main approaches employed in the organization of production, and the need to take into consideration five interrelated factors in dairy development strategies, viz, the supply of dairy stock, animal health, fodder systems, marketing arrangements and training of farmers; also points out the need for research, and institutional support in the form of advisory & extension services as well as credit provision to assist in dairy development.

The allocation of resources to livestock research in Africa

Reports & Research
december, 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.

The environment of the Ethiopian Rift Valley compared to other areas of Africa

Journal Articles & Books
december, 1984
Ethiopia
Africa
Eastern Africa

Compares the climates and soils and vegetation of the Ethiopian Rift Vallety with those of other areas in Africa, with particular reference to the screening of forage species. Examines the diversity of climates and soil conditions as they constitute constraints to forage or crop production in the Rift Valley, classifying major tribes in the grass flora, & analysing the adaptability of some genera of tropical forage legumes in commercial use to water stress, heat stress & poor soil.