Biological control of tick populations: review and reflections.
This study is concerned with aspects of the relationship between ticks and their hosts that have a bearing on biological control of tick populations. It proposes control methods based on a program that would combine development of an effective vaccine with genetic selection of hosts.
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Departamento de Patologia e Clínica Veterinária, Faculdade de Veterinária, Niterói, RJ, 24230-340, Brasil.