Results 31 to 40 of about 19,299 (115)

Association of Agro‐Morphological Traits With Cup Quality in Accessions of Coffea arabica L. From the INIA Germplasm Bank, Peru

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 2, June 2026.
ABSTRACT In recent years, Peruvian coffee production has increasingly focused on specialty coffees, with cup quality (CQ) as a key criterion. While previous studies have characterized the Coffee Germplasm Collection of the National Institute of Agrarian Innovation (CGC‐INIA), few studies have analyzed coffee cup quality.
Ronald Pio Carrera‐Rojo   +6 more
wiley   +1 more source

Simplified immersion route for water-kefir dextran film development and the role of glycerol as a plasticizer

open access: yesDiscover Polymers
Water kefir grains are a natural source of dextran-rich polysaccharides suitable for film formation. Dextran was characterized by intrinsic viscosity (suggesting a molecular mass above 3 × 10⁶ Da), NMR, and X-ray diffraction. Flow measurements of dextran–
Juan Francisco Delgado   +5 more
doaj   +1 more source

How vulnerable are amphibians to climate change? A mechanistic perspective

open access: yesFunctional Ecology, Volume 40, Issue 6, Page 1550-1560, June 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Amphibians are frequently identified as highly vulnerable to climate change, yet the mechanisms driving this sensitivity remain uncertain. Approaches that explicitly link physiological mechanisms to environmental variation provide powerful tools for forecasting climate ...
Eric A. Riddell   +2 more
wiley   +1 more source

HIDROGENACIÓN DE LIMONENO A P-MENTANO EN PRESENCIA DE CATALIZADORES Pd/Al2O3-SiO2

open access: yesAvances en Ciencias e Ingeniería, 2018
Se evaluó la hidrogenación de limoneno hacia p-mentano en presencia de catalizadores Pd/Al2O3-SiO2. Para ello, se utilizó un reactor intermitente, el cual fue operado a diferentes temperaturas de reacción (75, 100, 125 y 150°C) y una presión de 200 psi ...
Ricardo Peralta-Robledo   +3 more
doaj  

Massive proliferation of retrotransposons contributes to genome size expansion in species of the Pseudocercospora genus

open access: yesMobile DNA
Genome size expansions are common among eukaryotic lineages. Enlarged genomes can be bioenergetically demanding, and active mobile elements can trigger chromosomal rearrangements and loss of gene function.
Sandra-Milena González Sáyer   +7 more
doaj   +1 more source

Anatomía foliar y caulinar de Chascolytrum subaristatum (Poaceae, Pooideae, Poeae)

open access: yesLilloa, 2019
El objetivo del presente estudio fue describir la anatomía foliar y caulinar de Chascolytrum subaristatum (Poaceae) presente en áreas naturales de la provincia de Entre Ríos.
María E. Moya   +3 more
doaj   +1 more source

Caracterización para la vinculación con la sociedad: caso de estudio Parroquia El Quinche

open access: yesRevista Científica UISRAEL, 2021
El presente estudio tuvo como propósito evaluar la importancia que tienen los proyectos de investigación y vinculación con la sociedad en el Ecuador, como parte de las funciones sustantivas de la educación superior.
Carlos Eduardo Durán Chávez   +2 more
doaj   +1 more source

When “Rescue” Means Exile: The Urgency of Science‐Based Protocols for Large Carnivore Interactions and Coexistence in the Neotropics

open access: yesAnimal Conservation, Volume 29, Issue 3, Page 233-234, June 2026.
Using the recent case of an Andean jaguar translocated hundreds of kilometers to a distinct savanna ecosystem in Colombia, we critique the prevalent “Reactive Removal” model often framed misleadingly as “rescue.” We contrast this approach, which disregards local adaptation, creates ecosystem mismatches, and blocks natural range recovery, with a needed “
José F. González‐Maya   +3 more
wiley   +1 more source

Diversity, management, and uses of edible plants in a Ñäñho community of Southern Querétaro, Mexico

open access: yesJournal of Ethnobiology and Ethnomedicine
Background Mexico is one of the countries with the highest cultural, biological, and agrobiological diversity. However, an accelerated process of ancestral knowledge loss, related to the management of agrobiodiversity, native seeds, and other edible ...
Karla Nicol Hernández-Puente   +5 more
doaj   +1 more source

Fabricación y caracterización de películas delgadas de Alq3

open access: yesIngeniería y Ciencia, 2014
Películas delgadas de Alq3 (tris (8-hidroxiquinolato) de aluminio) se depositaron sobre vidrio mediante evaporación térmica con el fin de establecer las tasas de evaporación óptimas para depositar películas entre 30 a 120 nm sobre un sustrato a ...
R. P. Adames   +3 more
doaj   +1 more source

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