Results 11 to 20 of about 395 (134)

Olive Waste as Feed Supplement: Morphometrical Effects on the Ansa spiralis coli in Lambs. [PDF]

open access: yesAnat Histol Embryol
ABSTRACT Feedlot systems for small ruminants require nutritionally adequate and viable diets, and the incorporation of olive residues can offer a sustainable and economically advantageous alternative. This study evaluated the effects of including olive waste at 7.5%, 15%, 22.5% and 30% in the diets of Texel × Ile‐de‐France lambs, assessing the ...
Pellenz GST   +8 more
europepmc   +2 more sources

3D pollination biology using micro‐computed tomography and geometric morphometrics in Theobroma cacao

open access: yesApplications in Plant Sciences, Volume 11, Issue 5, September-October 2023., 2023
Abstract Premise Imaging technologies that capture three‐dimensional (3D) variation in floral morphology at micro‐ and nano‐resolutions are increasingly accessible. In herkogamous flowers, such as those of Theobroma cacao, structural barriers between anthers and stigmas represent bottlenecks that restrict pollinator size and access to reproductive ...
Katherine A. Wolcott   +4 more
wiley   +1 more source

Cranial ecomorphology of turtles and neck retraction as a possible trigger of ecological diversification

open access: yesEvolution, Volume 76, Issue 11, Page 2566-2586, November 2022., 2022
Abstract Turtles have a highly modified body plan, including a rigid shell that constrains postcranial anatomy. Skull morphology and neck mobility may therefore be key to ecological specialization in turtles. However, the ecological signal of turtle skull morphologies has not been rigorously evaluated, leaving uncertainties about the roles of ...
Guilherme Hermanson   +5 more
wiley   +1 more source

Morphological adaptations linked to flight efficiency and aerial lifestyle determine natal dispersal distance in birds

open access: yesFunctional Ecology, Volume 36, Issue 7, Page 1681-1689, July 2022., 2022
Read the free Plain Language Summary for this article on the Journal blog. Abstract Natal dispersal—the movement from birthplace to breeding location—is often considered the most significant dispersal event in an animal's lifetime. Natal dispersal distances may be shaped by a variety of intrinsic and extrinsic factors, and remain poorly quantified in ...
Brian C. Weeks   +5 more
wiley   +1 more source

Manejo clínico endodóntico de la variación anatómica conducto en “C” tipo IV en un segundo molar mandibular

open access: yesOdontología Sanmarquina, 2019
Los conductos en forma de C son una variación anatómica habitualmente encontrada en los segundos molares mandibulares con raíces fusionadas, presentan una morfología transversal que describe un arco de 180º o más y un solo orificio acintado.
Mónica Yizely Llanos Carazas   +2 more
doaj   +1 more source

Avaliação de dentes monorradiculares artificiais utilizados para treinamento endodôntico

open access: yesRevista de Odontologia da UNESP, 2020
Resumo Introdução É desafio do ensino pré-clínico em Endodontia fornecer aos alunos dentes artificiais que reproduzam a morfologia dos dentes humanos. Objetivo Comparar a morfologia interna e externa de dentes artificiais monorradiculares com dados da ...
Juliana da Silva MENDES   +3 more
doaj   +1 more source

<b>Morfologia apical de pré-molares com canal único</b>: estudo de microscopia eletrônica de varredura

open access: yesRevista Brasileira de Odontologia, 2016
O objetivo deste estudo foi avaliar, por microscopia eletrônica de varredura (MEV), a região apical de pré-molares com canal único, em relação ao número de saídas foraminais que comunicam o endodonto ao periodonto. 95 pré-molares foram radiografados para confirmar a presença de apenas um canal em toda a raiz.
Carolina De Oliveira   +5 more
openaire   +1 more source

Diente de un gran dinosaurio terópodo (Allosauroidea) de la Formación Villar del Arzobispo (Titónico-Berriasiense) de Riodeva (España)

open access: yesEstudios Geologicos, 2009
Se describe un diente de dinosaurio terópodo de 98,3 mm de longitud apical hallado en el término municipal de Riodeva (Teruel). El diente ha sido localizado de forma aislada en un nivel de microconglomerados perteneciente a la Formación Villar del ...
R. Royo-Torres, A. Cobos, L. Alcalá
doaj   +1 more source

Pseudobrânquia do guaru Poecilia reticulata (Peter, 1859): análise estrutural, morfométrica e histoquímica para detecção de glicoconjugados

open access: yesPesquisa Veterinária Brasileira, 2013
A morfologia, os parâmetros citomorfométricos e os glicoconjugados presentes na pseudobrânquia de guaru, Poecilia reticulata Peter, 1859 (Cyprinodontiformes: Poeciliidae), foram investigados por microscopia de luz acoplada ao sistema de captura e análise
Thiago L. Rocha   +2 more
doaj   +1 more source

Palaeomerycidae (Artiodactyla, Mammalia) de La Barranca (Zaragoza, España) y La Grive-Saint-Alban (Isère, Francia). Palaeomerycidae y cambios climáticos durante el Aragoniense en la Península Ibérica

open access: yesEstudios Geologicos, 2006
Se describen restos fósiles correspondientes a rumiantes de la familia Palaeomerycidae de los yacimientos del Aragoniense superior de La Barranca (Zaragoza, España) y de La Grive-Saint-Alban (Isère, Francia).
H. Astibia, J. Morales
doaj   +1 more source

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