Results 41 to 50 of about 184,568 (309)

Contexto hidrogeológico y aproximación al balance hídrico de las lagunas Amarga y de los Jarales (Lucena, Córdoba) [PDF]

open access: yes, 2018
La génesis de las lagunas Amarga y de Los Jarales (Lucena, Córdoba) está asociada a la karstificación de los materiales arcilloso-evaporíticos triásicos (Keuper) del Complejo Caótico Subbético (CCS).
Andreo-Navarro, Bartolome   +3 more
core  

A Similarity Measure for Material Appearance [PDF]

open access: yes, 2019
We present a model to measure the similarity in appearance between different materials, which correlates with human similarity judgments. We first create a database of 9,000 rendered images depicting objects with varying materials, shape and illumination.
Garces, Elena   +5 more
core   +5 more sources

Pinguicula rosmarieae Casper, Bussmann & T.Henning (Lentibulariaceae), a new butterwort from the Amotape-Huancabamba Zone (northern Peru) [PDF]

open access: yes, 2020
The insectivorous genus Pinguicula occurs along the whole Andean mountain chain from Colombia-Venezuela in the north to Tierra del Fuego in the south with a short interruption in the Peruvian-Chilean desert range.
Bussmann, Rainer W.   +2 more
core   +2 more sources

A contribution to the anatomy of two rare cetacean species: The hourglass dolphin (Cephalorhynchus cruciger) and the spectacled porpoise (Phocoena dioptrica)

open access: yesThe Anatomical Record, EarlyView.
Abstract The anatomical description of the hourglass dolphin (Cephalorhynchus cruciger) and the spectacled porpoise (Phocoena dioptrica) remains largely unexplored, due to limited specimen availability and preservation challenges. This study employed digital imaging techniques, conventional histology, and computed tomography to provide visualization of
Jean‐Marie Graïc   +26 more
wiley   +1 more source

Origin, evolution and biogeographic dynamics of the European rabbit (Oryctolagus cuniculus) in Southwestern Europe

open access: yesThe Anatomical Record, EarlyView.
Abstract The Pleistocene is a key period for understanding the evolutionary history and palaeobiogeography of the European rabbit (Oryctolagus cuniculus). The species was first documented in southeastern Iberia at the beginning of the Middle Pleistocene and appears to have rapidly spread throughout Southwestern Europe, where it was found in numerous ...
Maxime Pelletier
wiley   +1 more source

Periphytic and planktonic bacterial community structure in turbid and clear shallow lakes of the Pampean Plain (Argentina): a CARD-FISH approach

open access: yesLatin American Journal of Aquatic Research, 2015
Bacterioplankton and bacterioperiphyton composition was analyzed using the CARD-FISH technique in three shallow lakes of the Pampean Plain (Argentina) with contrasting regimes: clear vegetated, turbid due to phytoplankton and turbid inorganic, due to ...
Laura María Sánchez   +3 more
doaj   +1 more source

Diversity mdir receiver for space-time dispersive channels [PDF]

open access: yes, 2000
A particular property of the cellebrated MDIR receiver is introduced in this communication, namely, the fact that full exploitation of the diversity is obtained with multiple beamformers when the channel is spatially and timely dispersive.
Agustin, Adrian   +3 more
core  

Duck Orbivirus and Egg Production: A Newly Identified Duck Orbivirus Is the Etiological Agent of Egg Production Decline in Chinese Breeder Ducks

open access: yesAnimal Research and One Health, EarlyView.
Field samples from breeder duck farms with egg‐production decline were subjected to viral detection, genome sequencing, and virus isolation. Experimental infection demonstrated that duck orbivirus (DORV) causes a significant and persistent reduction in egg production in breeder ducks.
Bing Li   +18 more
wiley   +1 more source

Mineralogia y geoquimica de los sedimentos de algunas lagunas del N de la provincia de Málaga (S de España)

open access: yesEstudios Geologicos, 2001
Se han observado características composicionales y genéticas similares en los sedimentos más recientes de algunas lagunas del norte de la provincia de Málaga, si bien parecen existir diferencias en su evolución mineralógica y geoquímica y en el grado de ...
F. J. Alcalá-García   +3 more
doaj   +1 more source

Voci: echi: laguna

open access: yes, 2021
Environmental Technology and ...
Lorenzo Fabian   +3 more
openaire   +2 more sources

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