Results 81 to 90 of about 657,145 (205)

Analyse of yield models for Populus x euramericana in the Duero basin

open access: yesForest Systems, 1996
With data from a experience on cultural treatments in stands of Populus x euramericana (Dode) Guinier "Campeador" (8 x 5 m planted), a yield and growth model for the Duero basin (Northern Spain) has been developed. In order to select the best model, the determination coefficient, variance coefficient and biological consistence of predictions have been ...
Bravo, F.   +2 more
openaire   +3 more sources

Evaluation of the Validity of the Spanish Eocene Pleurodiran Turtle ‘Duerochelys arribasi’: The Youngest Freshwater Member of Erymnochelyinae (Podocnemididae) in Europe

open access: yesDiversity
The validity of the youngest representative of Neochelys described to date, representing the last European freshwater member of Erymnochelyinae, has been considered doubtful.
Adán Pérez-García   +3 more
doaj   +1 more source

Historical Delineation of Landscape Units Using Physical Geographic Characteristics and Land Use/Cover Change

open access: yesOpen Geosciences, 2018
Landscape units are conceived as a part of the territory that share similar physical and geographic characteristics. Their delineation can contribute to identify the physical and social dynamics that emerge in the spatial environment and to propose ...
Campos-Campos Oswaldo   +5 more
doaj   +1 more source

Soil water dynamic in an agricultural catchment of the central sector of the Duero basin (Spain)

open access: yesCuadernos de Investigación Geográfica, 2013
In this work the soil moisture dynamics was estudied in a small agricultural catchment in the central sector of the Duero basin. The experience took place in the 1 km2 Villamor experimental catchment, located in the southeastern part of the Zamora ...
J. Martínez Fernández   +3 more
doaj   +1 more source

La Herpetofauna paleógena de la Cuenca del Duero: Distribución cronoestratigráfica y consideraciones paleoecológicas

open access: yes, 1987
[ES]Se presentan los datos herpetológicos del Paleógeno de la Cuenca del Duero, donde su fauna más representativa son los quelonios y cocodrilos.[EN]Data are presented herpetological Paleogene Duero Basin, where most representative fauna are the turtles ...
Mulas Alonso, Eugenia   +4 more
core  

Fisiografía de la Cuenca del Duero [PDF]

open access: yes, 1990
[ES]Con un planímetro y un mapa gue contiene la cuenca del Duero española y portuguesa, estimamos los parámetros necesarios para llevar a cabo un estudio minucioso de la geometría, forma de toda la cuenca y de su río principal, así como el tiempo de ...
Orgaz, María Dolores Manso   +2 more
core  

El Abrigo de Guachos (Sepúlveda, Segovia): un nuevo yacimiento del Neolítico antiguo en el interior peninsular [PDF]

open access: yesMunibe Antropologia-Arkeologia
En este trabajo se presenta el descubrimiento de un nuevo yacimiento del Neolítico antiguo en el interior peninsular (cuenca del Duero), a partir de los resultados preliminares de la campaña de sondeo realizada en septiembre de 2023. El Abrigo de Guachos
David Álvarez-Alonso   +7 more
doaj   +1 more source

Depositional style and tectonostratigraphic evolution of the El Bierzo Tertiary Subbasin (Pyrenean orogen, NW Spain)

open access: yesGeologica Acta, 2015
El Bierzo Tertiary sub-basin (Oligocene–Miocene, NW Spain) is a small remnant of the western Duero Basin, a nonmarine broken foreland basin developed in front of the Cantabrian Mountains (Pyrenean orogen).
N. HEREDIA   +3 more
doaj  

A New Soil Moisture Agricultural Drought Index (SMADI) Integrating MODIS and SMOS Products: A Case of Study over the Iberian Peninsula

open access: yesRemote Sensing, 2016
A new index for agricultural drought monitoring is presented based on the integration of different soil/vegetation remote sensing observations. The synergistic fusion of the surface soil moisture (SSM) from the Soil Moisture and Ocean Salinity (SMOS ...
Nilda Sánchez   +3 more
doaj   +1 more source

"La Cruz del tío Ignacio", yacimiento Achelense, en Belver de los Montes, Zamora

open access: yesZephyrus, 2009
RESUMEN: En este artículo se estudia una colección de artefactos líticos recogidos en el yacimiento de «La Cruz del tío Ignacio-, en Belver de los Montes (Zamora).
Luis BENITO DEL REY   +1 more
doaj  

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