TheImprovement ofTropical and Subtropical Rangelands

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scientists who were brought together to discuss dracunculiasis as an
international health problem. ISBN 0-309-04172-4.
55. Manpower Needs and Career Opportmdtles In the Field .Aspects
of Vector Biology. 1983,53pp. Recommends ways to develop
and train the manpower necessary to ensure that experts will be
available in the future to understand the complex ecological relationships
of vectors with human hosts and pathogens that cause
such diseases as malaria, dengue fever, filariasis, and schistosomiasis.
ISBN 0-309-04252-6.
60. U.S. Capacity to Address n-oplcallDfectlOUl Diseases. 1987,
225pp. Addresses U.S. manpower and institutional capabilities in
both the public and private sectors to address tropical infectious
disease problems. ISBN 0-309-0425~3.
Resource Management
50. Environmental Change In the West African Sahel. 1984, 96pp.
Identifies measures to help restore critical ecological procesaes and
thereby increase sustainable production in dryland farming, irrigated
agriculture, forestry and fuelwood, and animal husbandry. Provides
baseline information for the formulation of environmentally sound
projects. ISBN 0-309-04173-2.
51. Agroforestry In the Wtlt African Sahel. 1984,86pp. Provides
development planners with information regarding trtsditional agroforestry
systems-their relevance to the modern Sahel, their design,
social and institutional considerations, problems encountered in the
practice of agroforestry, and criteria for the selection of appropriate
plant species to be used. ISBN 0-309-04174-0.
70. The Improvement of n-oplcal and Subtropical Rangelands.
1989. 380pp. This report characterizes tropical and subtropical
rangelands, describes social adaptation to theee rangelands, discU88e8
the impact of socioeconomic and political change upon the management
of range resources, and explores culturally and ecologically
sound approaches to rangeland rehabilitation. Selected case studies
are included. ISBN-0-309-04261-5.
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