Results 61 to 70 of about 390,378 (172)

Modificaciones en la composición corporal después de realizar una prueba de ultrarresistencia de 1.700 km en bicicleta de montaña

open access: yesCultura, Ciencia y Deporte, 2010
El estudio de los cambios en la composición corporal en pruebas de resistencia se ha limitado en la mayoría de los casos al estudio de las pérdidas de peso corporal. El presente estudio pretende analizar los cambios producidos en la composición corporal (
Vicente Clemente Suárez   +1 more
doaj  

Understory frog communities recover quickly during tropical forest regeneration

open access: yesEcological Applications, Volume 36, Issue 3, April 2026.
Abstract Millions of hectares of tropical forest have been lost to agriculture, posing a major threat to biodiversity. However, where agricultural activities do not cause irreversible damage, forests can regenerate after abandonment, forming secondary forests that are increasingly important for conserving forest species.
Karla Neira‐Salamea   +9 more
wiley   +1 more source

Differential effects of agricultural expansion on wild bee taxonomic and functional diversity

open access: yesFunctional Ecology, Volume 40, Issue 4, Page 878-892, April 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Pollinators, especially bees, are in global decline, threatening biodiversity and food security. While intensive agriculture is a primary driver, its impact on bee functional diversity—particularly in the diverse Mediterranean region—remains understudied.
Manuel López‐Aliste   +9 more
wiley   +1 more source

Densitometría Un método de referencia en composición corporal

open access: yesPerspectivas en Nutrición Humana, 2001
La Densitometría ha sido considerada por largo tiempo como método de referencia para validar otros métodos de composición corporal, gracias a su alta precisión y a la racionalidad de su ejecución.
Elkin Martínez López
doaj  

Height and phytotelm size affect the invertebrate communities of epiphytic bromeliads in the Amazon rainforest

open access: yesEcological Entomology, Volume 51, Issue 2, Page 221-234, April 2026.
The height at which epiphytic bromeliads are found affects the invertebrate community composition within them. The size of epiphytic bromeliads is positively correlated with species richness of both aquatic and terrestrial invertebrates. Whether bromeliads were found in primary or secondary forest did not have a significant effect on the community of ...
Xaali O'Reilly‐Berkeley   +6 more
wiley   +1 more source

Efeito de doze semanas de exercício aeróbio sobre o índice de massa corporal e a imagem corporal de adolescentes [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Desportos, Programa de Pós-Graduação em Educação Física, Florianópolis, 2013.A adolescência se caracteriza por ser uma fase de adaptações biológicas, psicológicas e sociais.
Trichês, Patrícia Barbosa Martins
core  

Características de jóvenes futbolistas colombianos en el terreno de juego

open access: yesApunts: Educación Física y Deportes, 2016
Introducción. El propósito del estudio fue observar la evolución y relación de algunas variables antropométricas y de condición física de acuerdo con la edad y el nivel de competición, en una población de futbolistas colombianos. Método.
Yennys González De los Reyes   +2 more
doaj   +1 more source

Community‐level effects of Müllerian mimicry on pollinator diversity and functioning

open access: yesFunctional Ecology, Volume 40, Issue 3, Page 599-610, March 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Müllerian mimicry, a mutualistic interaction in which harmful species evolve similar warning signals, is often accompanied by niche divergence among mimetic species. While these aspects have traditionally been studied in an evolutionary context, their community‐level ...
Paola Laiolo, José Ramón Obeso
wiley   +1 more source

Dietary resilience of coral reef fishes to habitat degradation

open access: yesJournal of Animal Ecology, Volume 95, Issue 3, Page 397-417, March 2026.
Metabarcoding of gut contents shows that two common benthic‐feeding reef fishes with different feeding stratgies—a butterflyfish (Chaetodon capistratus) and a hamlet (Hypoplectrus puella)—shift diets on degraded reefs. These shifts mirror contrasting patterns in body condition: butterflyfish showed strong individual variation, whereas condition was ...
Friederike Clever   +9 more
wiley   +1 more source

Estudio transversal de medición de la composición corporal en pacientes con cáncer mediante antropometría y técnicas de imagen médica

open access: yesRevista Española de Nutrición Humana y Dietética, 2019
Introducción: Analizar la composición corporal tanto mediante técnicas antropométricas y parámetros bioquímicos clásicos, como mediante técnicas modernas utilizando tomografía computarizada (TC), en pacientes oncológicos antes de iniciar el tratamiento ...
Bianca Tabita Muresan   +10 more
doaj   +1 more source

Home - About - Disclaimer - Privacy