Results 61 to 70 of about 56,186 (159)

Trees Inside and Outside of Forests in Guanacaste, Costa Rica: Comparisons Among Conservation Areas, Fencerows, and Urban Parks

open access: yesBiotropica, Volume 58, Issue 2, March 2026.
We compared the abundance and characteristics of trees in replicated plots across a rural to urban gradient in Guanacaste, Costa Rica. Trees in urban parks, fencerows, and national parks provide complementary benefits and have distinct compositions.
Jennifer S. Powers   +12 more
wiley   +1 more source

Evaluación física, química, microbiológica y sensorial de filetes de sardina (Sardinella aurita V.) empacados al vacío y congelados a -18°C

open access: yesRevista Científica, 2010
La sardina representa un recurso importante en Venezuela, debido a su bajo costo y su alto contenido de proteínas. Una alternativa adicional para incrementar su consumo es en forma de filetes.
Jaime Valls   +3 more
doaj  

La abstracción del paisaje taoísta: la transformación en la estética de Shitao y Zao Wou-Ki

open access: yesImafronte
Este artículo explora la conexión entre el arte, la naturaleza y la espiritualidad en las obras de dos pintores de contextos temporales y culturales distintos: Shitao, pintor taoísta del siglo XVII, y Zao Wou-Ki, pintor contemporáneo del siglo XX.
Ángel Caño Hidalgo
doaj   +1 more source

Influencia de los parámetros de soldeo fuerte en la microestructura y propiedades mecánicas de la unión de la aleación base níquel Hastelloy B2

open access: yesRevista de Metalurgia, 2014
Se realizó un estudio pormenorizado del proceso de soldeo fuerte en horno de alto vacío de la aleación base níquel Hastelloy B2 fortalecida por solución sólida. En una primera fase del trabajo se seleccionó el material de aporte acorde al material objeto
José Carlos Sotelo   +2 more
doaj   +1 more source

Unraveling the Phenology of the Liana Marcgravia longifolia: Temporal Patterns and Climatic Cues

open access: yesBiotropica, Volume 58, Issue 2, March 2026.
We monitored the reproductive phenology of the Amazonian liana Marcgravia longifolia J. F. Macbr (Marcgraviaceae) for 84 consecutive months in the Peruvian Amazon to quantify the timing, synchrony, and seasonality of flowering and ripe fruiting. Flower presence peaked in August with intermediate synchrony, while ripe fruit presence peaked in November ...
Alessandro Mainardi   +5 more
wiley   +1 more source

Enabling conditions for conservation on Indigenous and community lands

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract Despite increasing evidence and general acceptance in global environmental policy of the significant role of Indigenous Peoples and local communities (IP&LC) in biodiversity conservation and climate change mitigation, an implementation gap remains between global policy and how conservation plays out on the ground.
Stephanie Brittain   +3 more
wiley   +1 more source

Global review of shorebird tracking data to identify research gaps and conservation priorities

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract Tracking has enabled rapid advances in knowledge of the movement behavior and habitat use of shorebirds and is thus making a growing contribution to their conservation. However, realizing the full potential that tracking holds for conservation involves understanding what has been performed on shorebirds to date and identifying regional and ...
Grégoire Michel   +5 more
wiley   +1 more source

Vacío

open access: yes, 2011
[ES] Definición del término Vacío en el diccionario Dicter.[EN] Definition of the word Vacío in the dictionary ...

core  

Invest in gold or bitcoin? That is the question

open access: yesApuntes del CENES
For centuries, gold has been widely accepted as a safe haven. However, since the rise of cryptocurrencies, Bitcoin has been a controversial investment option among market players worldwide. This research presents an empirical model that compares the two
Iván Alejandro Vacio Hernández
doaj   +1 more source

Efecto del vacío en la absorbancia y el grado alcohólico en dos tipos de “Chicha de Jora”

open access: yesAgroindustrial Science, 2013
En las últimas décadas, la industria de las bebidas alcohólicas se ha intensificado debido a la demanda del mercado peruano, para ello es necesario el uso de técnicas industriales que nos sirvan para optimizar la obtención de bebidas cada vez más puras.
Luis Bartolo   +3 more
doaj   +1 more source

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