Results 41 to 50 of about 11,961 (212)

Old and new Andean Sarcophagidae (Diptera) Antigas e novas espécies de Sarcophagidae (Diptera) dos Andes

open access: yesMemorias do Instituto Oswaldo Cruz, 1988
Species of the genera Notochaeta, Weyrauchimyia, and Udamopyga are redescribed; new species of the latter genus, of Cuculomyia and of Dexomyophora are proposed, all from the Yungas Biological Province of Ecuador.
Hugo de Souza Lopes
doaj   +1 more source

Análisis polínico de mieles inmaduras en el sector oeste de las yungas de Jujuy (Argentina) [PDF]

open access: yes, 2016
Con el objetivo de conocer los recursos nectaríferos utilizados por Apis mellifera L. en el sector oeste de las Yungas, se examinaron 14 muestras de miel inmadura y dos de miel madura correspondientes a los períodos apícolas 2011-2012 y 2012-2013 ...
Flores, Fabio Fernando   +3 more
core   +2 more sources

Trait‐based species selection for restoration: A case study from tropical landscapes dominated by bracken

open access: yesJournal of Applied Ecology, Volume 63, Issue 1, January 2026.
Our results can be used by stakeholders to select the species best suited for active restoration projects in bracken‐dominated areas throughout the tropical region. Furthermore, our trait‐based approach, which considers seedling performance in disturbed areas, can serve as a guide for species selection in restoration programmes in other disturbed ...
Silvia C. Gallegos   +8 more
wiley   +1 more source

Niche diversification of Sphagnum in Bolivia [PDF]

open access: yes, 1997
Niche breadth values of Sphagnum species in the páramo and cloud forests of Bolivia are similar to those reported for Sphagnum-dominated peatlands in North America, but niche overlap values are higher for Sphagnum species in Bolivia. The pH, conductivity,
McQueen, Cyrus B.
core  

Vegetation recovery on a gas-pipeline track along an altitudinal gradient in the Argentinean Yungas forests

open access: yesEcología Austral, 2004
After one growing season of recovery, vegetation cover and height, species richness, and life forms composition were surveyed in 15 sites located along a gas-pipeline track running through an altitudinal range from 400-2000 m in the subtropical ...
Agustina Malizia   +3 more
doaj  

Diversidad y composición de murciélagos en los bosques montanos del Santuario Nacional Pampa Hermosa, Junín, Perú

open access: yesRevista Peruana de Biología, 2016
El Santuario Nacional Pampa Hermosa (SNPH) es un área protegida importante debido a que protege los relictos de los bosques montanos de las Yungas centrales del Perú, donde los estudios de la diversidad de murciélagos son escasos.
Edith Arias   +4 more
doaj   +1 more source

Characterization and selection of excavation sites by Campephilus leucopogon in two forest regions in Northwestern Argentina [PDF]

open access: yes, 2016
Los pájaros carpinteros (Aves, Picidae) son considerados especies ingenieras de ecosistemas, y son sensibles a cambios en la composición y estructura de los bosques. El noroeste Argentino contiene la mayor superficie de bosque nativo del país.
Albanesi, Sebastian Alejandro   +4 more
core   +1 more source

Characterization of Protein Profiles and Their Role in Malting Quality of Commercial Barley Genotypes (Hordeum vulgare)

open access: yesSustainable Food Proteins, Volume 3, Issue 4, December 2025.
This graphical abstract illustrates a study investigating protein variability within 12 commercial barley varieties, aiming to contribute to sustainable food protein options and resilient agriculture. The research encompasses two primary analytical pathways: (1) Alcoholic extraction of hordeins, followed by protein profiling (visualized by gel ...
María Fany Zubillaga   +4 more
wiley   +1 more source

Comunidades de Chironomidae (Diptera) en arroyos de montaña del NOA: comparación entre Yungas y Monte Chironomidae (Diptera) communities from Northwestern Argentinean mountain streams: comparison between Yungas and Monte

open access: yesRevista de la Sociedad Entomológica Argentina, 2007
Se comparan las comunidades de Chironomidae en dos áreas, una ubicada en la provincia biogeográfica del Monte y otra en las Yungas (en dos niveles altitudinales, bajo o selva montana y alto o bosque de aliso).
Eva G. Tejerina, Carlos Molineri
doaj  

Essential Oil Profiles of Lippia turbinata (Verbenaceae) from Argentina: Insights from a Systematic Review and Meta‐Analysis

open access: yesChemistryOpen, Volume 14, Issue 11, November 2025.
This study systematically reviews essential oil (EO) profiles of Lippia turbinata (Verbenaceae) populations from Argentina. A meta‐analysis reveals significant chemical variability and distinct chemotypes, primarily defined by limonene, carvone, β‐caryophyllene, and caryophyllene oxide.
Fernando Livio Corzo   +4 more
wiley   +1 more source

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