Search Results - "Búrquez, A."

Aboveground biomass in three Sonoran Desert communities: Variability within and among sites using replicated plot harvesting by Búrquez, A., Martínez-Yrízar, A., Núñez, S., Quintero, T., Aparicio, A.

“…Total aboveground biomass (TAGB) values are reported for the first time for the Sonoran Desert. Harvesting of replicated plots in three sites differing in…”
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Relationships among climate, stem growth, and biomass δ 13 C in the giant saguaro cactus ( Carnegiea gigantea ) by Hultine, K. R., Dettman, D. L., Williams, D. G., Puente, R., English, N. B., Butterfield, B. J., Búrquez, A.

“…Giant saguaro ( Carnegiea gigantea ) is one of the longest‐lived and massive cacti species in the Americas. They occur throughout the Sonoran Desert region…”
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Preparation and characterization of a nanovaccine of pVAX1-NH36 for leishmaniasis by Ureña-Búrquez, Luis A., García-Rendón, Aurora, Rochín-Wong, Sarai, Tejeda-Mansir, Armando

“…Leishmaniasis is an endemic disease mainly in very poor countries. This disease may cause only a cutaneous lesion but also a fatal visceral disease. Vaccines…”
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Relationships among climate, stem growth, and biomass δ13C in the giant saguaro cactus (Carnegiea gigantea) by Hultine, K. R., Dettman, D. L., Williams, D. G., Puente, R., English, N. B., Butterfield, B. J., Búrquez, A.

“…Giant saguaro (Carnegiea gigantea) is one of the longest‐lived and massive cacti species in the Americas. They occur throughout the Sonoran Desert region with…”
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Do Flowers Reabsorb Nectar? by Burquez, A., Corbet, S. A.

“…The rate of change in the standing crop of nectar allowed to accumulate in flowers, described here as the apparent secretion rate, can be resolved into two…”
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Blue tits, Parus caeruleus, as pollinators of the crown imperial, Fritillaria imperialis, in Britain by BURQUEZ, A

“…It is proposed that the crown imperial (Fritillaria imperialis L.) is a plant pollinated by passerine birds in its native range. The high rate of secretion of…”
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Variation in vegetation structure and soil properties related to land use history of old-growth and secondary tropical dry forests in northwestern Mexico by Álvarez-Yépiz, Juan Carlos, Martínez-Yrízar, Angelina, Búrquez, Alberto, Lindquist, Cynthia

“…The objective of this study was to compare the vegetation structure and soil properties among old-growth tropical dry forests representing three categories of…”
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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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The Ecology of Seed Heteromorphism in Heterosperma Pinnatum in Central Mexico by Venable, D. Lawrence, Búrquez, Alberto, Corral, Gabriela, Morales, Eduardo, Espinosa, Francisco

“…Heterosperman pinnatum is an annual composite that produces heteromorphic achenes, with the proportion of achene morphs varying geographically. Field,…”
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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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Leaf litter decomposition in a southern Sonoran Desert ecosystem, northwestern Mexico: Effects of habitat and litter quality by Martinez-Yrizar, A, Nunez, S, Burquez, A

“…Leaf litter decomposition of dominant woody perennial species in the three most common habitats of the southern Sonoran Desert was studied using the litter-bag…”
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The potential consequences of pollinator declines on the conservation of biodiversity and stability of food crop yields by Allen-Wardell, G, Bernhardt, P, Bitner, R, Burquez, A, Buchmann, S, Cane, J, Cox, P.A, Dalton, V, Feinsinger, P, Ingram, M

“…Following reports of dramatic declines in managed and feral honey bees from nearly every region of North America, scientists and resource managers from the…”
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Cienega de Santa Clara: endangered wetland in the Colorado River Delta, Sonora, Mexico by GLENN, EDWARD P., FELGER, RICHARD S., BÚRQUEZ, ALBERTO, TURNER, DALE S.

“…The Cienega de Santa Clara, a little-known, 20,000 hectare brackish wetland area in the delta of the Colorado River in Sonora, Mexico, is undergoing…”
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Nectar production and temperature dependent pollination in Mirabilis jalapa L by del Rio, Carlos Martinez, Burquez, Alberto

“…The influence of temperature and nectar production on the pollination of Mirabilis jalapa L. (the four o'clock) is documented for a Central Mexico population…”
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Reproductive ecology of Manfreda brachystachya, an iteroparous species of Agavaceae by Eguiarte, Luis, Búrquez, Alberto

“…The reproductive ecology of Manfreda brachystachya was studied at the Pedregal de San Angel Preserve, in Mexico City. The floral characteristics of M…”
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Herbivory in a Small Iguanid Lizard, Sceloporus torquatus torquatus by Búrquez, Alberto, Flores-Villela, Oscar, Hernandez, Antonio

“…Since the work of Szarski (1962), many authors have discussed the ingestion of plant material by lizards (e.g., Pough, 1973; Iverson, 1982) reporting new data…”
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The Pollination of Merremia palmeri (Convolvulaceae): Can Hawk Moths be Trusted? by Willmott, Alexander P., Burquez, Alberto

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Temporal and spatial variation of litter production in Sonoran Desert communities by Martinez-Yrizar, A, Nunez, S, Miranda, H, Burquez, A

“…The seasonal pattern of litter production was analyzed in three contiguous desert communities near the southern boundaries of the Sonoran Desert. There was a…”
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Sonoran Desert productivity and the effect of trap size on litterfall estimates in dryland vegetation by Burquez, A, Martinez-Yrizar, A, Nunez, S

“…We describe the temporal and spatial litterfall and test the accuracy of different litter collection devices in a Sonoran Desert community. Two low-lying PVC…”
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Carbon mineralization in the southern Sonoran Desert by Núñez, Silvia, Martínez-Yrízar, Angelina, Búrquez, Alberto, García-Oliva, Felipe

“…We measured carbon mineralization in four different desert habitats (Arroyos, Hillsides, Canopies-Plains and Open-Plains) and the separate effect of litter…”
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