Search Results - "Sarukhan, J."

Diversity without representation by Loreau, Michel, Oteng-Yeboah, Alfred, Arroyo, M. T. K, Babin, D, Barbault, R, Donoghue, M, Gadgil, M, Häuser, C, Heip, C, Larigauderie, A, Ma, K, Mace, G, Mooney, H. A, Perrings, C, Raven, P, Sarukhan, J, Schei, P, Scholes, R. J, Watson, R. T

“…For policymakers, biodiversity can present more complex challenges than climate change. Now researchers are asking why there isn't an international panel of…”
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importance of Opuntia in Mexico and routes of invasion and impact of Cactoblastis cactorum (Lepidoptera: Pyralidae) by Soberon, J, Golubov, J, Sarukhan, J

“…The appearance of the cactus moth Cactoblastis cactorum in Florida has roused concern over its possible effects on the Opuntia-rich areas of Mexico and the…”
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evolution of ecology in Mexico: facing challenges and preparing for the future by Martínez, ML, Manson, RH, Balvanera, P., Dirzo, R., Soberón, J., García-Barrios, L., Martínez-Ramos, M., Moreno-Casasola, P., Rosenzweig, L., Sarukhán, J.

“…We review and analyze the historical development and challenges facing ecology as a science in Mexico, a country with limited financial and human (one…”
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Ecological Science and the Human Predicament by Bazzaz, Fakhri, Ceballos, Gerardo, Davis, Margaret, Dirzo, Rodolfo, Ehrlich, Paul R., Eisner, Thomas, Levin, Simon, Lawton, John H., Lubchenco, Jane, Matson, Pamela A., Mooney, Harold A., Raven, Peter H., Roughgarden, Joan E., Sarukhan, Jose, Tilman, G. David, Vitousek, Peter, Walker, Brian, Wall, Diana H., Wilson, Edward O., Woodwell, George M.

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Effects of experimental defoliation on growth, reproduction and survival of Astrocaryum mexicanum by Mendoza, A, Pinero, D, Sarukhan, J

“…(1) The effects of three levels of defoliation at four stages of development on leaf production, reproduction probability, fruit production and survival of an…”
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Within- and among-year variation in the levels of herbivory on the foliage of trees from a Mexican tropical deciduous forest by Filip, V. (Universidad Nacional Autonoma de Mexico, Mexico, D.F., Mexico.), Dirzo, R, Maass, J.M, Sarukhan, J

“…Discrete (i.e., one-time) measurements of the levels of herbivore damage on the foliage of trees (16 species) were made for three consecutive years in the…”
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Net primary productivity of a tropical deciduous forest ecosystem in western Mexico by Martinez-Yrizar, A., Maass, J. M., Perez-Jimenez, L. A., Sarukhan, J.

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Treefall Age Determination and Gap Dynamics in a Tropical Forest by Martinez-Ramos, Miguel, Alvarez-Buylla, Elena, Sarukhan, Jose, Pinero, Daniel

“…(1) Most individuals of Astrocaryum mexicanum, a monopodial neotropical understorey palm, endure treefalls that form gaps in the forest, by bending under…”
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population model of Astrocaryum mexicanum and a sensitivity analysis of its finite rate of increase by Pinero, D, Martinez-Ramos, M, Sarukhan, J

“…(1) The demography of the palm Astrocaryum mexicanum is described from a study of six permanent plots in a tropical rain forest in Veracruz, Mexico, during 7…”
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Direct and indirect estimates of neighborhood and effective population size in a tropical palm, Astrocaryum mexicanum by Eguiarte, L.E. (Universidad Nacional Autonoma de Mexico, Mexico, D.F., Mexico), Burquez, A, Rodriguez, J, Martinez-Ramos, M, Sarukhan, J, Pinero, D

“…To estimate the relative importance of genetic drift, the effective population size (Ne) can be used. Here we present estimates of the effective population…”
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Reproductive behavior and its individual variability in a tropical palm, Astrocaryum mexicanum by Pinero, D, Sarukhan, J

“…(1) The reproductive characteristics of a tropical understorey palm, Astrocaryum mexicanum, and the causes of individual variability were observed for 414…”
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Biosphere Management: Some Tools of the Trade by Thompson, Gordon, Black, Peter E.

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Soil Erosion and Nutrient Losses in Seasonal Tropical Agroecosystems Under Various Management Techniques by Maass, J. M., Jordan, C. F., Sarukhan, J.

“…(1) This study examined soil erosion losses in agroecosystems on the Pacific coast of Jalisco, Mexico, to develop erosion control techniques for this…”
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Ecosystem Services of Tropical Dry Forests: Insights from Long-term Ecological and Social Research on the Pacific Coast of Mexico by Maass, J. Manuel, Balvanera, Patricia, Castillo, Alicia, Daily, Gretchen C., Mooney, Harold A., Ehrlich, Paul, Quesada, Mauricio, Miranda, Alvaro, Jaramillo, Victor J., García-Oliva, Felipe, Martínez-Yrizar, Angelina, Cotler, Helena, López-Blanco, Jorge, Pérez-Jiménez, Alfredo, Búrquez, Alberto, Tinoco, Clara, Ceballos, Gerardo, Barraza, Laura, Ayala, Ricardo, Sarukhán, José

“…In the search for an integrated understanding of the relationships among productive activities, human well-being, and ecosystem functioning, we evaluated the…”
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Identification of Natural Groups of Trees in Uneven-Aged Forests Using Multivariate Methods by Arriaga, Laura, Franco, Miguel, Sarukhan, Jose

“…(1) The influence of intraspecific nearest-neighbour competition and parasitism by dwarf mistletoes upon growth characteristics of Pinus hartwegii in the…”
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A Strategy for Ecology in an Era of Globalization by Herrick, Jeffrey E., Sarukhán, José

“…Globalization of labor and capital can increase the rate and extent of global environmental degradation, while enhancing the ability of ecologists to respond…”
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Phosphorus Cycling in a Mexican Tropical Dry Forest Ecosystem by Campo, Julio, Maass, Manuel, Jaramillo, Víctor J., Martínez-Yrízar, Angelina, Sarukhán, José

“…The study was conducted in five contiguous small watersheds (12-28 ha) gauged for long-term ecosystem research. Five 80 × 30 m plots were used for the study…”
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New ecological knowledge and practices for society and sustainability by Nichols, Erica, Baron, Jill, Dirzo, Rodolfo, Sarukhán, José, Persic, Ana, Arico, Salvatore

“…As attributes of the Earth's ecosystems shift in the face of human impact and sustainability of ecosystem services becomes less certain, one important tool at…”
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International Ecosystem Assessment by Ayensu, Edward, Daniel van R. Claasen, Collins, Mark, Dearing, Andrew, Fresco, Louise, Gadgil, Madhav, Gitay, Habiba, Glaser, Gisbert, Juma, Calestous, Krebs, John, Lenton, Robert, Lubchenco, Jane, McNeely, Jeffrey A., Mooney, Harold A., Pinstrup-Andersen, Per, Ramos, Mario, Raven, Peter, Reid, Walter V., Samper, Cristian, Sarukhán, José, Schei, Peter, Tundisi, José Galízia, Watson, Robert T., Guanhua, Xu, Zakri, A. H.

“…A system of international ecosystem assessment is urgently needed. A look at how this could be accomplished is presented…”
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The Authors Reply by Mart nez, M. L., Manson, R. H., Balvanera, P., Dirzo, R., Sober n, J., Garc a-Barrios, L., Mart nez-Ramos, M., Moreno-Casasola, P., Rosenzweig, L., Sarukhan, J., J. Sarukh n

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