Results 51 to 60 of about 28,173 (330)

Intestinal responses in pacu (Piaractus mesopotamicus) exposed to fasting and refeeding nutritional management

open access: yesThe Anatomical Record, EarlyView.
Abstract Fasting is a practice in the aquaculture industry that aims to reduce feed costs. This practice can affect the gastrointestinal system of fish. The intestine plays a pivotal role in the nutrition and overall health of fishes. The present study sought to evaluate the effects of fasting and refeeding on body weight, intestine somatic index (ISI),
Karine Nathiele Nogueira Farias   +7 more
wiley   +1 more source

La Zona Arqueológica de La Garma (Cantabria): investigación, conservación y uso social

open access: yesTrabajos de Prehistoria, 2000
Se ofrece un panorama del proyecto de investigación que se está desarrollando desde 1996 para el estudio, conservación y puesta en valor del Complejo Arqueológico de La Garma.
Pablo Arias Cabal   +3 more
doaj   +1 more source

Histovariability and fossil diagenesis of Pissarrachampsa (Pseudosuchia, Notosuchia, Baurusuchidae) from the Upper Cretaceous of Southeast Brazil

open access: yesThe Anatomical Record, EarlyView.
Abstract Notosuchians were key components of western Gondwanan Cretaceous ecosystems in terrestrial predator niches and exhibited remarkable taxonomic and ecological diversity. Previous research has explored their physiology, metabolism, and histology, revealing varied growth patterns and life history strategies.
Tito Aureliano   +5 more
wiley   +1 more source

The walls of Cogotas and La Mesa de Miranda: Some notes on the Defensive Architecture of the vettones

open access: yesZephyrus, 2010
The study on the defensive systems of the castros (hills forts) vettones and, more specifically, of its walls, has followed the tendency of considering them like a unique fact in its conception as in its construction. From the observation of the cleaning
Francisco Javier José GONZÁLEZ-TABLAS SASTRE
doaj  

Sobre la secuencia cronoestratigráfica de los castros asturianos(siglos VIII a.C. - II d.C.)

open access: yesTrabajos de Prehistoria, 2002
Se ofrece una síntesis del estado de la cuestión en el área occidental de la provincia que avala con datos arqueológicos -estratigrafías, estudio de materiales y dataciones absolutas-, la existencia en Asturias de poblados fortificados con larga ...
Ángel Villa Valdés
doaj   +1 more source

A Methodology for the Calculation of Typical Gas Concentration Values and Sampling Intervals in the Power Transformers of a Distribution System Operator

open access: yesEnergies, 2020
Predictive maintenance strategies in power transformers aim to assess the risk through the calculation and monitoring of the health index of the power transformers.
Sergio Bustamante   +4 more
doaj   +1 more source

Hacia una Cuba sin Castros [PDF]

open access: yes, 2004
Una abstracción durante medio siglo, Cuba sin Fidel Castro, está tocando a la puerta. ¿Sucesión, transición, cambio pacífico u otra vuelta a la cíclica violencia nacional? Muchos actores dentro y fuera de la Isla, incluida Europa, influyen desde ahora en
J. Hidalgo, Alcibíades
core  

Systematics in lensing reconstruction: Dark matter rings in the sky? [PDF]

open access: yes, 2011
Non-parametric lensing methods are a useful way of reconstructing the lensing mass of a cluster without making assumptions about the way the mass is distributed in the cluster. These methods are particularly powerful in the case of galaxy clusters with a
Diego, Jose Maria, Ponente, Pier Paolo
core   +2 more sources

An elastic segment of the whisker shaft enables coding of the whisking phase via whisker torsion in rats and mice

open access: yesThe Anatomical Record, EarlyView.
An elastic segment was found in the basal part of the whisker shaft in rats and mice. Application of force to the whisker bulb of isolated follicles caused bending and twisting of this segment. Active whisker movements deform this segment, causing whisker shaft deflection and selective activation of mechanoreceptors at different phases of whisking ...
Sebastian Haidarliu   +4 more
wiley   +1 more source

Os castros no tempo das villae. Funcións non militares dos castros no val do Sarria na Alta Idade Media

open access: yesCuadernos de Estudios Gallegos, 2018
La densidad y las particularidades que los poblados de la Edad del Hierro tienen en Galicia los han convertido en elementos estructuradores del territorio y portadores de una fortísima carga simbólica a lo largo de los siglos, hasta hoy.
Carlos Lixó Gómez
doaj   +1 more source

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