Results 31 to 40 of about 207,741 (228)

EVALUACIÓN DE LOS PARÁMETROS PARA EL SECADO DE CACAO CCN 51 DE UNA FINCA INTEGRAL

open access: yesRevista Centro Azúcar, 2022
Introducción: El cacao es un cultivo muy importante en Ecuador, debido a las grandes cantidades que se exportan, entre las variedades que se cultivan esta la CCN 51, que es la de mayor rendimiento y debido a que el nivel de procesamiento en términos de ...
Gabriel Burgos Briones   +2 more
doaj  

Electrified rhythms: How hydropower infrastructure transforms hydrosocial relations of riverine communities in the Lower Sogamoso River, Colombia

open access: yesPeople and Nature, EarlyView.
Abstract Hydropower dams regulate water flows for millions of downstream inhabitants worldwide, altering water availability. Under a changing climate, flow control is often framed technically and politically as being essential for reducing drought and flood risks. However, it can also disrupt ecological flows, impact livelihoods and erode environmental
Laura Betancur‐Alarcón   +4 more
wiley   +1 more source

Dietary resilience of coral reef fishes to habitat degradation

open access: yesJournal of Animal Ecology, EarlyView.
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

Transformación de una línea de montaje de modelos mixtos en un taller de flujo regular: Caso de estudio en la factoría Nissan de Barcelona [PDF]

open access: yes, 2019
En este trabajo aplicamos dos modelos de Programación lineal entera mixta, sobre problemas de taller de flujo regular con demanda generalizada de tipos de trabajos, con el propósito de transformar una línea de modelos mixtos en un taller de flujo regular.
Alfaro Pozo, Rocío   +1 more
core   +1 more source

No more fashion victim? Spillovers across multiple streams: The case of fur farming bans during the COVID‐19 pandemic

open access: yesPolicy Studies Journal, EarlyView.
Abstract Though spillovers have been initially described in the Multiple Streams Framework (MSF), we know little about how to conceptualize and measure them. To investigate spillovers, we draw on the case of fur farming bans during the COVID‐19 pandemic. Whereas fur farming has long been criticized for its animal welfare problems, with the onset of the
Anne‐Marie Parth   +3 more
wiley   +1 more source

Estudio en el Ecuador de la curva de calibración para el conteo total de bacterias por citometría de flujo de leche cruda bovina

open access: yesLa Granja: Revista de Ciencias de la Vida, 2019
La industria láctea en el Ecuador, en respuesta a la demanda social por productos de calidad, implementa programas de control que exigen una mayor aplicación de análisis de laboratorios.
Rocio Contero   +4 more
doaj   +1 more source

Caracterización de pacientes con diferentes niveles de riesgo cardiovascular mediante diagramas de Poincaré [PDF]

open access: yes, 2016
En este trabajo se propone caracterizar la dinámica no-lineal de los sistemas cardíaco, vascular y respiratorio a partir de los diagramas de Poincaré. Se han analizado 46 pacientes con cardiomiopatía isquémica (ICM) o dilatada (DCM), y 35 sujetos sanos ...
Bayés Genis, Antoni   +4 more
core  

Key role for inhibins in effective T cell activation, migration and Th17 differentiation

open access: yesFEBS Open Bio, Volume 16, Issue 1, Page 79-89, January 2026.
Activins/inhibins modulate immune responses. Here, we show that inhibins can be produced very early after T cell activation and can act in an autocrine way, favoring Th1 versus Th17 differentiation and CCL19/CCL21 mediated migration. Recombinant inhibin A can restore the Th1/Th17 balance, highlighting the role of inhibins as key regulators of T cell ...
Sandra Ortega‐Francisco   +5 more
wiley   +1 more source

Control de velocidad del motor de indución empleando linealización por realimentación de estados [PDF]

open access: yes, 2009
Este documento presenta la aplicación de la técnica de control no lineal clásica llamada linealización por realimentación de variables de estado. Se hace una aplicación en el motor de inducción, la variable a controlar es la velocidad del eje
Giraldo Suárez, Eduardo   +1 more
core  

Evaluating composted sewage sludge as a phosphorus fertilizer in wheat grown on soils with different properties

open access: yesJournal of Environmental Quality, Volume 55, Issue 1, January/February 2026.
Abstract Urbanization generates significant amounts of sewage sludge (SS), with relatively high concentrations of plant nutrients such as phosphorus (P). When biochemically stabilized by composting, SS (composted sewage sludge [CSW]) can serve as a sustainable P source in agriculture, supporting a circular economy and reducing agriculture's dependence ...
Lucía Guerrero‐Gallardo   +7 more
wiley   +1 more source

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