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Mostrando ítems 11-20 de 31
Síntesis de arseniatos de calcio (Guerinita, haidingerita y farmacolita) morfológicamente similares a los encontrados en suelos contaminados
(2017)
"En el acuífero somero de Matehuala y Cerrito Blanco, en el estado de San Luis Potosí, México, se han reportado concentraciones de hasta 158 mg/L de arsénico cuya movilidad ha podido ser representada por la disolución de ...
Characterization of dissolved organic matter in an agricultural wastewater-irrigated soil, in semi arid Mexico
(2017-10)
"Most agricultural soils in semi-arid regions present a deficiency of organic matter (SOM). In order to improve this soil, wastewater is used due to its high organic carbon content. The objective of the present work was ...
Full vector magnetic dating of some pyroclastic rocks associated to the Colima volcano, western MexicoFull vector magnetic dating of some pyroclastic rocks associated to the Colima volcano, western Mexico
(Universidad Nacional Autónoma de México, Instituto de GeologíaUniversidad Nacional Autónoma de México, Instituto de Geología, 2017)
"Se presentan los resultados de un estudio paleomagnético y de magnetismo de rocas realizado en rocas de flujos piroclásticos y algunos fragmentos de cerámica pre-Colombina asociados al complejo Volcánico de Colima. Con ...
Climatic analysis linked to land vegetation cover of Mexico by applying multivariate statistical and clustering analysis
(Centro de Ciencias de la Atmósfera, UNAM, 2017-07)
"Se delimitan las regiones climáticas de México mediante el análisis jerárquico de agrupamiento. Los datos utilizados fueron medias mensuales de temperatura máxima y mínima y la precipitación mensual acumulada, obtenidas ...
Morphometric and hypsometric analysis in the Tierra Nueva Basin, San Luis Potosí, México
(2017)
"In areas with long periods of drought, it is essential to implement strategies to manage the available water resource. Tierra Nueva Basin is affected by this situation, consequently the farm production and livestock ...
Paleomagnetism and aeromagnetic survey from Tancitaro volcano (Central Mexico) - paleo-secular variation at low latitudes during the past 1 Ma
(2017-07)
"El volcán Tancítaro (TV) forma parte del campo volcánico monogenético MichoacánGuanajuato (MGVF) en el sector centro-oeste del Eje Volcánico Trans Mexicano (TMVB). Los resultados de un estudio paleo magnético de flujos ...
Timing of speleogenesis of Las Karmidas Cave (Mexico): first description of pseudokarst developed in ignimbrite
(Union Internationale de Spéléologie, 2017)
"Las Karmidas Cave (Puebla State, Mexico) is an unusual type of pseudokarstic cavity generated by piping and erosive processes within the contact of a diamicton and an overlying Quaternary ignimbrite. Morphological evidence ...
Estudio de la distribución de apertura de fracturas en las formaciones Agua Nueva y San Felipe (Cretácico Superior), al oriente de San Luis Potosí, como análogos a yacimientos carbonatados naturalmente fracturados
(2017)
"Los yacimientos naturalmente fracturados son considerados la mayor fuente de hidrocarburos
tanto en México como a nivel mundial, por lo que es de suma importancia conocer la
geometría y distribución de fracturas que ...
Arsenic contamination in irrigation water, agricultural soil and maize crop from an abandoned smelter site in Matehuala, Mexico
(Elsevier B.V., 2017-10)
"Mobility of Arsenic (As) from metallurgical wastes in Matehuala, Mexico has been accounted for ultra-high concentration of As in water (4.8–158 mg/L) that is used for recreational purposes as well as cultivation of maize. ...
A review of Himalayan stratigraphy, magmatism, and structure
(2017-09)
"The Himalayan Orogen consists of two rock packages that parallel the topographic trend of the mountain belt between the eastern and western syntaxes. To avoid confusion with appellations previously used to identify ...