Results 21 to 30 of about 6,667 (146)

Fractionation Stream Components of Wood-based Biorefinery: New Agents in Active or Intelligent Primary Food Packaging?

open access: yesBioResources, 2023
Active and intelligent packaging production helps to improve the food value chain, granting reliability to consumers. According to these two premises, these packaging concepts were born.
Nanci Ehman   +2 more
doaj   +2 more sources

Integrating the New Age of Bioeconomy and Industry 4.0 into Biorefinery Process Design

open access: yesBioResources, 2022
Manufacturing processes and their economy are dramatically evolving due to machinery and digital control improvements. Artificial intelligence, big data analytics, and the Internet of Things are key tools for this new industrial revolution era based on ...
Nicolás M. Clauser   +3 more
doaj   +1 more source

The diversity of population responses to environmental change

open access: yesEcology Letters, Volume 22, Issue 2, Page 342-353, February 2019., 2019
Abstract The current extinction and climate change crises pressure us to predict population dynamics with ever‐greater accuracy. Although predictions rest on the well‐advanced theory of age‐structured populations, two key issues remain poorly explored.
Fernando Colchero   +32 more
wiley   +1 more source

De provisiones y consumos urbanos: la comida en La Boca [PDF]

open access: yesLa Zaranda de Ideas, 2008
Abordamos el tema de la alimentación entre los pobladores de la ciudad de Buenos Aires a través del análisis de la estructura de consumo de dos espacios portuarios con distinta funcionalidad: una fonda/almacén (Barraca Peña) y un astillero (Fundación ...
Karina Vanesa Chichkoyan
doaj   +1 more source

Investigaciones arqueológicas en el Fortín Pescado, Partido de Benito Juárez, Provincia de Buenos Aires

open access: yesRevista del Museo de Antropologia, 2015
En este trabajo se presentan los primeros resultados del estudio de los materiales recuperados en la localidad arqueológica Fortín Pescado, ubicada sobre la margen izquierda del arroyo Pescado Castigado, en el partido de Benito Juárez (provincia de ...
Vanesa Natalia Bagaloni
doaj   +1 more source

The oldest known snakes from the Middle Jurassic-Lower Cretaceous provide insights on snake evolution [PDF]

open access: yes, 2015
The previous oldest known fossil snakes date from ∼100 million year old sediments (Upper Cretaceous) and are both morphologically and phylogenetically diverse, indicating that snakes underwent a much earlier origin and adaptive radiation.
Apesteguía, Sebastián   +3 more
core   +1 more source

Production of Pectinolytic Enzymes by the Yeast Wickerhanomyces anomalus Isolated from Citrus Fruits Peels

open access: yesBiotechnology Research International, Volume 2013, Issue 1, 2013., 2013
Wickerhamomyces anomalus is pectinolytic yeast isolated from citrus fruits peels in the province of Misiones, Argentine. In the present work, enzymes produced by this yeast strain were characterized, and polygalacturonase physicochemical properties were determined in order to evaluate the application of the supernatant in the maceration of potato ...
María A. Martos   +4 more
wiley   +1 more source

Columnar‐to‐Equiaxed Transition in Metal‐Matrix Composites Reinforced with Silicon Carbide Particles

open access: yesJournal of Metallurgy, Volume 2013, Issue 1, 2013., 2013
The present work is focused on the study of the effect of directional heat extraction on the silicon‐carbide (SiC) distribution in zinc‐aluminum matrix composites (MMCs) and on the columnar‐to‐equiaxed (CET) position in directionally solidified samples.
Alicia E. Ares   +2 more
wiley   +1 more source

Second-generation bioethanol from industrial wood waste of South American species [PDF]

open access: yesBiofuel Research Journal, 2017
There is a global interest in replacing fossil fuels with renewable sources of energy. The present review evaluates the significance of South-American wood industrial wastes for bioethanol production. Four countries have been chosen for this review, i.e.,
María E. Vallejos   +2 more
doaj   +1 more source

Effects of Abiotic Factors on the Geographic Distribution of Body Size Variation and Chromosomal Polymorphisms in Two Neotropical Grasshopper Species (Dichroplus: Melanoplinae: Acrididae)

open access: yesPsyche: A Journal of Entomology, Volume 2012, Issue 1, 2012., 2012
We review the effects of abiotic factors on body size in two grasshopper species with large geographical distributions: Dichroplus pratensis and D. vittatus, inhabiting Argentina in diverse natural habitats. Geographical spans for both species provide an opportunity to study the effects of changes in abiotic factors on body size.
Claudio J. Bidau   +4 more
wiley   +1 more source

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