Denevan, W. M. 1976. The aboriginal population of Amazonia.
In The Native Population of the Americas in 1492, W. M.
Denevan (ed.). Madison: Univ. of Wisconsin Press.
———. 2003. The native population of Amazonia in 1492
reconsidered. Revista Indias 62: 175– 188.
Dufour, D. L. 1990. Use of tropical rain forests by native
Amazonians. Bioscience 40: 652– 659.
Ewel, J., C. Berish, B. Brown, N. Price, and J. Raich. 1981.
Slash and burn impacts on a Costa Rican wet forest site.
Ecology 62: 816– 829.
Fedick, S. L., and A. Ford. 1990. The prehistoric agricultural
landscape of the Central Maya Lowlands: An examination
of local variability in a regional context. World Archaelogy
22: 18– 33.
Gibbons, A. 1990. New view of early Amazonia. Science 248:
1488– 1490.
Glaser, B. 2007. Prehistorically modified soils in central
Amazonia: A model for sustainable agriculture in the
twenty- first century. Phil. Trans. R. Soc. B 362: 187– 196.
Gomez- Pompa, A., and A. Kaus. 1990. Traditional
management of tropical forests in Mexico. In Alternatives
to Deforestation: Steps toward Sustainable Use of the
Amazonian Rain Forest, A. B. Anderson (ed.). New York:
Columbia Univ. Press.
Gomez- Pompa, A., H. L. Morales, E. J. Avilla, and J. J. Avilla.- Experiences in traditional hyraulic agriculture.
In Maya Subsistence, K. V. Flannery (ed.). New York:
Academic Press.
Gottlieb, O. R. 1985. The chemical uses and chemical
geography of Amazon plants. In Amazonia, G. T. Prance
and T. E. Lovejoy (eds.). Oxford, UK: Pergamon Press.
Greenberg, R., P. Bichier, A. Cruz- Angon, and R. Reitsma.
1997a. Bird populations in shade and sun coffee
plantations in Central Guatemala. Cons. Biol. 11: 448–
Greenberg, R., P. Bichier, and J. Sterling. 1997b. Bird
populations in rustic and planted shade coffee
plantations of eastern Chiapas, Mexico. Biotropica 29:
501– 514.
Greenberg, R., I. Perfecto, and S. M. Philpott. 2008.
Agroforests as model systems in tropical ecology. Ecology
89: 913– 914.
Hammond, N. 1982. Ancient Maya Civilization. New
Brunswick, NJ: Rutgers Univ. Press.
Heckenberger, M. J., A. Kuikuro, U. T. Kuikuro, J. C. Russell,
M. Schmidt, C. Fausto, and B. Franchetto. 2003. Amazonia
1492: Pristine forest or cultural parkland? Science 301:
1710– 1714.
Heckenberger, M. J., J. C. Russell, C. Fausto, J. R. Toney, M. J.
Schmidt, E. Pereira, B. Franchetto, and A. Kuikuro. 2008.
Pre- Columbian urbanism, anthropogenic landscapes, and
the future of the Amazon. Science 321: 1214– 1217.
Hill, K., and A. M. Hurtado. 1989. Hunter- gatherers of the New
World. Amer. Sci. 77: 436– 443.
Horn, S. P. 1993. Postglacial vegetation and fire history in the
Chirripó Páramo of Costa Rica. Quaternary Res. 40: 107–
116.
Horn, S. P., and R. L. Sanford Jr. 1992. Holocene fires in Costa
Rica. Biotropica 24: 354– 361.
Kellman, M., and R. Tackberry. 1997. Tropical Environments:
The Functioning and Management of Tropical Ecosystems.
London, UK: Routledge.
Kricher, J. 2000. Evaluating shade- grown coffee and its
importance to birds. Birding 32: 57– 60.
McLean, J. 2000. Status of shade grown coffee. Birding 32:
61– 65.
Mann, C. C. 2008. Ancient earthmovers of the Amazon.
Science 321: 1148– 1152.
Mas, A. H., and T. V. Dietsch. 2004. Linking shade coffee
certification and biodiversity conservation: Butterflies
and birds in Chiapas, Mexico. Ecol. Appl. 14: 642– 654.
Meggars, B. J. 1985. Aboriginal adaptations to Amazonia. In
Amazonia, G. T. Prance and T. E. Lovejoy (eds.). Oxford,
UK: Pergamon Press.
———. 1988. The prehistory of Amazonia. In People of the
Tropical Rain Forest, J. S. Denslow and C. Padoch (eds.).
Berkeley: Univ. of Calif. Press.
———. 2003. Natural versus anthropogenic sources of
Amazonian biodiversity: The continuing quest for El
Dorado. In How Landscapes Change, G. A. Bradshaw and P.
A. Marquet (eds). Berlin, Germany: Springer.
Padoch, C. 1988. People of the floodplain and forest. In People
of the Tropical Rain Forest, J. S. Denslow and C. Padoch
(eds.). Berkeley: Univ. of Calif. Press.
Peres, C. A. 1994. Indigenous reserves and nature conservation
in Amazonian forests. Cons. Biol. 8: 586– 588.
Perfecto, I., R. A. Rice, R. Greenberg, and M. E. Van der Voort.- Shade coffee: A disappearing refuge for biodiversity.
Bioscience 46: 598– 608.
Perfecto, I., J. H. Vandermeer, G. López Bautista, G. I. Nuñez,
R. Greenberg, P. Bichier, and S. Landgridge. 2004. Greater
predation in shaded coffee farms: The role of resident
neotropical birds. Ecology 85: 2677– 2681.
Perfecto, I., J. Vandermeer, A. Mas, and L. S. Pinto. 2005.
Biodiversity, yield, and shade coffee certification. Ecological
Economics 54: 435– 446.
Perry, L., D. H. Sandweiss, D. R. Piperno, K. Rademaker, M.
A. Malpass, A. Umire, and P. de la Vera. 2006. Early maize
agriculture and interzonal interaction in southern Peru.
Nature 440: 76– 79.
Phillips, O., A. H. Gentry, C. Reynel, P. Wilkin, and C. Galvez-
Durand B. 1994. Quantitative ethnobotany and Amazonian
conservation. Cons. Biol. 8: 225– 248.
Piperno, D. R., and D. M. Pearsall. 1998. The Origin of Agriculture
in the Lowland Neotropics. New York: Academic Press.
Plotkin, M. J. 1993. Tales of a Shaman’s Apprentice: An
Ethnobotanist Searches for New Medicines in the Amazon
Rain Forest. New York: Viking.
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