Proceedings of the International Conference on Conservation Techniques in Botanic Gardens (Córdoba, May 10-14, 1987) : organized by the Jardín Botánico de Córdoba (Ayuntamiento de Córdoba--Universidad de Córdoba), to celebrate the inauguration of the Jardín Botánico de Córdoba / sponsored by International Union for Conservation of Nature and Natural Resources, Botanic Gardens Conservation Secretariat ; in co-operation with WWF-ADENA [and others] ; [edited by J.E. Hernández Bermejo, M. Clemente, V. Heywood].