Results 81 to 90 of about 602,983 (402)

Contenido de Cadmio y Plomo en tejido de Hígado y Riñón en el Jote de Cabeza Colorada Cathartes aura (Linneo, 1758) de Chañaral, Desierto de Atacama, Chile [PDF]

open access: yes, 2013
Indexación: Web of Science; ScieloThe Atacama region, Chile, presents one of the highest levels of mining exploitation of the country, which leads to high levels of contamination from mine tailings and other related environmental liabilities.
Abarca, Jorge   +6 more
core   +1 more source

La moneda de plata en Castilla durante la primera mitad del siglo XVII

open access: yesHispania, 1999
Este artículo estudia las causas de la estabilidad de la moneda de plata castellana durante el siglo XVII. Su tesis principal es la siguiente: la estabilidad del real fue defendida por la Monarquía, a quien una devaluación hubiera perjudicado por causas ...
Jose Ignacio Andres Ucendo
doaj   +1 more source

Introduction to a Special Issue on Inequality in the Workplace (“What Works?) [PDF]

open access: yes, 2017
[Excerpt] While overt expressions of racial and gender bias in U.S. workplaces have declined markedly since the passage of the original Civil Rights Act and the creation of the Equal Employment Opportunity Commission a half century ago (Eagly and Chaiken
Castilla, Emilio J, Tolbert, Pamela S
core   +1 more source

Epidemiological study of honeybee pathogens in Europe: The results of Castilla-La Mancha (Spain)

open access: yesSpanish Journal of Agricultural Research, 2018
As a part of a Pilot Monitoring Program of honey bee health coordinated by the EURL (European Union Reference Laboratory) and according to the criteria established for Spain, 14 apiaries in Castilla-La Mancha were selected at random and sampled during ...
M. Buendía   +5 more
semanticscholar   +1 more source

Diego Guillén de Ávila, autor y traductor del siglo XV

open access: yesRevista de Filología Española, 2006
Diego Guillén de Ávila, hijo de Pero Guillén de Sevilla o Segovia, es un autor casi desconocido. No hay un solo artículo monográfico sobre él, aunque su labor como traductor y autor merece atención.
María Elvira Roca Barea
doaj   +1 more source

New Non‐Invasive Method to Monitor and Reverse Faradaic Imbalance in Redox Flow Batteries

open access: yesBatteries &Supercaps, EarlyView.
State‐of‐health monitoring is key for the correct operation of redox flow batteries, which are affected by parasite reactions like Faradaic imbalance. This work proposes a new non‐invasive monitoring method based on the minimum derivative of the cell voltage, used as the input that controls a rebalancing device to recover the capacity loss, extending ...
Miguel Cantera   +7 more
wiley   +1 more source

Los mercaderes franceses en la exportación de lanas finas castellanas durante los siglos XVI y XVII. Una primera aproximación desde el escenario soriano

open access: yesHispania, 2012
Trabajo de carácter prosopográfico que se enmarca en un proyecto orientado a identificar y caracterizar los grupos de mercaderes extranjeros que pasaron a controlar el negocio de la exportación de lanas finas castellanas a partir de las últimas décadas ...
Máximo Diago Hernando
doaj   +1 more source

Castilla elastica Sesse

open access: yes, 2017
Published as part of MONRO, A. K., SANTAMARÍA-AGUILAR, D., GONZÁLEZ, F., CHACÓN, O., SOLANO, D., RODRÍGUEZ, A., ZAMORA, N., FEDELE, E. & CORREA, M., 2017, A first checklist to the vascular plants of La Amistad International Park (PILA), Costa Rica-Panama, pp.
MONRO, A. K.   +8 more
openaire   +1 more source

Optimization of second‐generation lactic acid from corn stover by alkaline catalysis in subcritical water reaction medium

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The optimization of hydrothermal lactic acid (LA) production from corn stover using Ca(OH)2 as catalyst was investigated. Initial studies with a 9 g L−1 glucose solution, and different Ca(OH)2 concentrations, in the range of 0.025–0.1 M, identified 0.075 M as the optimal concentration.
Helena Candela   +5 more
wiley   +1 more source

Los factores zootécnicos en la crisis de la trashumancia castellana

open access: yesHispania, 2007
El propósito de este artículo es doble. En primer lugar, proporcionar un estudio detallado de las prácticas vigentes en el siglo XVIII en relación con el manejo reproductivo de los rebaños trashumantes.
Emilio Pérez Romero
doaj   +1 more source

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