21
tropicales y sus especies arbóreas. Posibilidades y métodos para un aprovechamiento
sostenido. GTZ. 335 p.
LIEBERG, P. 1993. Strategies for population reintroduction; effects of genetic variability on
population growth and size. Conservation biology 7(1):194-199.
LONEY, B.; HOBBS, R. 1991. Management of vegetation corridor: maintenance, rehabilitation
and establishment. In: Nature conservation: the role of corridors. eds. Saunders,
Hobbs,Surrey y Sons. USA. p 299-311.
MAAS, M. 1993. México y Centro América: las peores tasas de degradación de suelos. En:
Green peace América latina. No. 4:2.
MACHLIS, G. 1993. Áreas protegidas en un mundo cambiante: Los aspectos científicos. En
Parques y progreso. UICN, BID. IV Congreso mundial de parques y áreas protegidas,
Caracas, Venezuela. pp 37-53.
MACKINNON, J. et.al. 1990. Manejo de áreas protegidas en los trópicos. UICN-PNUMA. 314 p.
MONTAGNINI, F. et.al. 1992. Sistemas agroforestales.
NOOS, R. 1987. Corridors in real landscapes: a reply to Simberloff and Cox. Conservation
biology 1(2):159-164.
SANCHEZ, P. 1982. Suelos del trópico. San José costa Rica. IICA. 634 p.
SHAFER, C. 1990. Nature Reserves, island theory and conservation practice. Smithsonian
Institution Press. USA. 189 p.
SIMBERLOFF, D. et.al. 1992. Movement corridors: conservation bargains or poor investments.
Conservation Biology 6(4)493-504.
--------; COX, J. 1987. Consequences and costs of conservation corridors. Conservationbiology
1(1):63-71.
SOULE, M.; GILPIN, M. 1991. The theory of wildlife corridor capability. In: Nature
conservation: the role of corridors. eds. Saunders, Hobbs,Surrey y Sons. USA. p 3-8.
UHL, C.; BUSCHBACHER, R.; SERRAO, E. 1988. Abandoned pastures in eastern Amazonia. In:
Patterns of plant succession. Journal of ecology. 76:663-681.
UICN; PNUMA; WWF. 1991. Cuidar la tierra: Estrategia para el futuro de la vida. Gland, Suiza.
258 p.
WIKRAMANAYAKE, E. 1990. Conservation of endemic rain forest of Sri Lanka: results of a
translocation experiment. Conservation biology. 4(1):32-38.
WRI; UICN; PNUMA. 1992. Estrategia global para la biodiversidad.