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Author:   A. de Vos
Publisher:   Springer
Imprint:   Kluwer Academic Publishers
Volume:   26
Weight:   0.578kg
ISBN:  

9789061930785

ISBN 10:   9061930782
Pages:   236
Publication Date:   30 June 1975
Audience:   Professional and scholarly ,  Professional & Vocational
Format:   Hardback
Publisher's Status:   Active
Availability:   Temporarily unavailable  
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Table of Contents

Foreword.- I. The African environment.- Geology.- Geography.- Phytogeography.- Zoogeography.- Climate.- Soils.- Vegetation types.- Woodlands, savannas and steppes.- Moist forest at low and medium altitudes.- Wooded steppe with abundant Acacia and Commiphora.- Subdesert steppe.- Desert.- Montane evergreen forest.- Montane communities — undifferentiated.- Afro-alpine communities.- Temperate and subtropical evergreen forest.- Mangroves.- II. Ecological zones of Africa.- The use of ecosystems by man.- The ecosystem concept.- The savanna environment, an example of a man-influenced ecosystem.- Derived savanna.- Breakdown of organic material.- Adaptations of animals to the savanna environment.- Biomass and production of consumers.- The Guinean zone.- The Sudanian zone.- The Sahelian zone.- The Saharian zone.- The Mediterranean zone.- The Eastern zone.- The Zambezian zone.- The Transvalian zone.- The Basutolian zone.- The Kalaharian zone.- The Karroo-Namaqualian zone.- The Cape zone.- III. Man as an environmental agent.- Primitive man’s influence on the environment.- Primitive man’s use of fire.- Primitive man as a cultivator.- Primitive animal husbandry.- Implications of the impact of primitive man’s influence.- Modern man’s influence on the environment.- Implications of the human population explosion.- Effects of fire on the environment.- Fire and soil conservation.- Fire as a tool.- Effects of agriculture on the environment.- Traditional systems of land use.- Modern systems of land use.- The rehabilitation of the Kikuyu lands.- Variations in the cultivability of land.- Problems of shifting cultivation.- Subsistence farming.- The influence of colonial powers.- Cash crop production.- The ground-nut scheme failure in Tanganyika.- What are range lands?.- Effects of overgrazing on range lands.- Effects of degradation of environment on the productivity of wild herbivorous animals.- Land use and soil erosion.- IV. Specific environmental problems.- Nomadism and consequences of sedentarization.- Livestock carrying capacity and land requirements of pastoralists.- Ecological consequences of sedentarization.- Marginal lands.- Arid land management problems.- The problem of desertification.- The invasion of Africa by plants and animals.- Introduced plants.- Introduced animals.- The preservation of endangered species.- The need for preservation of natural vegetation.- The special need for forest reserves.- The environmental values of forests.- The need for national parks or equivalent reserves.- Animal influences on the grassland environment.- The role of termites and termitaria.- The role of the tsetse fly: Africa’s boon or bane?.- The ecology and control of the desert locust.- The role of the goat.- Wetlands, estuaries and mangrove swamps.- The pesticide problem.- Land tenure problems.- V. Problems, needs and potentials in land use.- Agriculture.- Problems.- The ‘Green revolution’.- Needs and potentials.- Future trends.- Range and pasture management.- Range management on arid lands.- Prospects and potentials.- Pasture management.- Prospects and potentials.- Animal husbandry.- Problems.- Needs and potentials.- Future trends.- Forestry.- Forest production.- The value of shelterbelts.- The use of trees in rejuvenating the soil in dry tropical zones.- Afforestation.- Future trends and needs.- Inland fisheries.- Problems.- Trends, needs and potentials.- The fisheries of the Great Lakes of East Africa, a special problem.- Wildlife.- Problems.- Trends, needs and potentials.- Soil and water conservation.- Soil conservation and erosion control.- The control of wind erosion.- Soil fertility and crop management.- Green manures and mulches.- Reclamation of eroded and abandoned land.- Development of water resources.- Irrigation developments.- Water utilization problems.- Problems in river basin development.- Prospects in river basin development.- Food, health and nutrition.- VI. Planning for the future.- The need for regional planning.- Ecological considerations in land use planning.- The need for ecosystem planning.- Industrial development.- Environmental quality considerations.- Ecological constraints to man’s future in Africa.- Planning for development: a positive approach to more efficient land use.- Literature cited.

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