Search Results - "Etchevers, Jorge"

Environmental Controls on Soil Microbial Communities in a Seasonally Dry Tropical Forest by Pajares, Silvia, Campo, Julio, Bohannan, Brendan J M, Etchevers, Jorge D

“…Several studies have shown that rainfall seasonality, soil heterogeneity, and increased nitrogen (N) deposition may have important effects on tropical forest…”
Get full text

The effects of increased N input on soil C and N dynamics in seasonally dry tropical forests: An experimental approach by Bejarano, Marylin, Etchevers, Jorge D., Ruíz-Suárez, Gerárdo, Campo, Julio

“…•CO2 and NO2 fluxes, and net N-transformations increase with precipitation.•Soil organic C concentrations decrease with elevated N input.•Elevated N input…”
Get full text

Characterization of the Organic Matter in Wood Ash from Biomass Power Plants in Relation to the Potential Use as Amendments in Agriculture by Merino, Agustín, Omil, Beatriz, Hidalgo, Claudia, Etchevers, Jorge D., Balboa, Miguel A.

“…As a result of the increased demand for bioenergy, wood ash (WA), the main residue generated, may become a major source of pyrogenic organic matter. WA…”
Get full text

Evaluation of three field-based methods for quantifying soil carbon by Izaurralde, Roberto C, Rice, Charles W, Wielopolski, Lucian, Ebinger, Michael H, Reeves, 3rd, James B, Thomson, Allison M, Harris, Ronny, Francis, Barry, Mitra, Sudeep, Rappaport, Aaron G, Etchevers, Jorge D, Sayre, Kenneth D, Govaerts, Bram, McCarty, Gregory W

“…Three advanced technologies to measure soil carbon (C) density (g C m(-2)) are deployed in the field and the results compared against those obtained by the dry…”
Get full text

Precipitation Regime and Nitrogen Addition Effects on Leaf Litter Decomposition in Tropical Dry Forests by Bejarano, Marylin, Crosby, María M., Parra, Víctor, Etchevers, Jorge D., Campo, Julio

“…We conducted a year-long field experiment to investigate how nitrogen addition affected decomposition of Piscidia piscipula and Gymnopodium floribundum along a…”
Get full text

The effects of precipitation regime on soil carbon pools on the Yucatan Peninsula by Roa-Fuentes, Lilia L., Hidalgo, Claudia, Etchevers, Jorge D., Campo, Julio

“…The effects of precipitation regime on the size of soil carbon (C) pools were compared in mature tropical dry forests of the Yucatan Peninsula. Our study…”
Get full text

Use of the new Nitrogen Index tier zero to assess the effects of nitrogen fertilizer on N2O emissions from cropping systems in Mexico by SAYNES, Vinisa, DELGADO, Jorge A, TEBBE, Caleb, ETCHEVERS, Jorge D, LAPIDUS, Daniel, OTERO-ARNAIZ, Adriana

“…Mexico is one of the largest users of N fertilizer in the world, and the 2nd largest user in Latin America after Brazil. Across large areas of Mexico, N…”
Get full text

Enhancing interoperability to facilitate implementation of REDD+: case study of Mexico by Vargas, Rodrigo, Alcaraz-Segura, Domingo, Birdsey, Richard, Brunsell, Nathaniel A., Cruz-Gaistardo, Carlos O., de Jong, Bernardus, Etchevers, Jorge, Guevara, Mario, Hayes, Daniel J., Johnson, Kristofer, Loescher, Henry W., Paz, Fernando, Ryu, Youngryel, Sanchez-Mejia, Zulia, Toledo-Gutierrez, Karla P.

“…There is an increasing need for approaches to determine reference emission levels and implement policies to address the objectives of Reducing Emissions from…”
Get full text

Precipitation influences on active fractions of soil organic matter in seasonally dry tropical forests of the Yucatan: regional and seasonal patterns by Cuevas, Rosa M., Hidalgo, Claudia, Payán, Fidel, Etchevers, Jorge D., Campo, Julio

“…In a transect study involving 15 mature seasonally dry tropical forests growing on uniform geological substrate in the Yucatan Peninsula, Mexico, we analyzed…”
Get full text

Foliar nutrient resorption constrains soil nutrient transformations under two native oak species in a temperate deciduous forest in Mexico by Chávez-Vergara, Bruno M, González-Rodríguez, Antonio, Etchevers, Jorge D, Oyama, Ken, García-Oliva, Felipe

“…Foliar nutrient resorption (FNR) is a key process in the dynamics of nutrients in a forest ecosystem. Along with other factors, FNR regulates the chemical…”
Get full text

Nutrient Addition Differentially Affects Soil Carbon Sequestration in Secondary Tropical Dry Forests: Early- versus Late-Succession Stages by Gamboa, Ana M, Hidalgo, Claudia, De León, Fernando, Etchevers, Jorge D, Gallardo, Juan F, Campo, Julio

“…There is considerable interest in the potential use of soils to sequester carbon for climate change mitigation. As such, there is a need to evaluate the…”
Get full text

Parametrización de la dinámica del modelo COLPOS mediante cronosecuencias de cambio de uso del suelo y vegetación by Fernando Paz-Pellat, Jorge Dionisio Etchevers-Barra

“…La modelación de la dinámica del carbono orgánico del suelo (COS) es una tarea crítica para analizar proyecciones de emisiones de CO2 asociadas al cambio de…”
Get full text

Short-term changes in C and N distribution in soil particle size fractions induced by agricultural practices in a cultivated volcanic soil from Mexico by Covaleda, Sara, Pajares, Silvia, Gallardo, Juan F., Etchevers, Jorge D.

“…The purpose of this study was to assess the effect of agricultural practices on the characteristics of soil organic carbon (SOC). The study area is located in…”
Get full text

Exploring the effect of changes in land use on soil quality on the eastern slope of the Cofre de Perote Volcano (Mexico) by ADOLFO, Campos C, KLAUDIA, Oleschko L, JORGE, Etchevers B, CLAUDIA, Hidalgo M

“…Changes in land use on the eastern slope of the Cofre de Perote Volcano (Mexico) appear to have a negative effect on soil quality. In this study, we use a…”
Get full text

Contrasting accumulations of calcium and magnesium in seed coats and embryos of common bean and soybean by Moraghan, John T., Etchevers, Jorge D., Padilla, Juliana

“…How plant genotypes affect accumulation and within-seed distribution of Ca and Mg in soybean ( Glycine max L.) and common bean ( Phaseolus vulgaris L.) seed is…”
Get full text

Patrones de la distribución del carbono orgánico por fracciones de partículas primarias del suelo by Fernando Paz, Sara Covaleda, Claudia Hidalgo, Francisco Matus, Aurelio Báez, Alma S. Velázquez, Jorge D. Etchevers

“…Para analizar la dinámica del carbono orgánico de los suelos (COS) asociada a su cambio de uso, de vegetación y prácticas de manejo, es necesario desarrollar…”
Get full text

Carbon saturation in the silt and clay particles in soils with contrasting mineralogy by Francisco Matus, Estrella Garrido, Claudia Hidalgo, Fernando Paz, Jorge Etchevers, Carolina Merino, Aurelio Báez

“…The silt and clay particles play a key role as stabilizing agents of soil organic carbon (SOC). Several lines of evidence indicate a theoretical maximum or C…”
Get full text

Distribución a profundidad del carbono orgánico en los suelos de México by Fernando Paz, Jorge Etchevers

“…La caracterización de la distribución vertical del carbono orgánico en los suelos (COS) en México es una tarea importante, dada la evidencia acumulada que…”
Get full text

Soil organic carbon changes at the plot level in hillside systems by González, Lucila, Etchevers, Jorge D., González, Juan M., Paz, Fernando

“…[Display omitted] ▶ Changes in soil organic carbon in hillside systems resulting from direct measurements over the period 2000–2004 were higher than those…”
Get full text

Soil C and N dynamics in primary and secondary seasonally dry tropical forests in Mexico by Saynes, Vinisa, Hidalgo, Claudia, Etchevers, Jorge D., Campo, Julio E.

“…The nature and size of soil carbon (C) and nitrogen (N) pools and turnover were compared in secondary and primary forests in a seasonally dry tropical region…”
Get full text