Results 91 to 100 of about 108,960 (282)

Movimentos sociais rurais e Estado na Argentina

open access: yesMundo Livre, 2023
Este artigo apresenta os avanços do projeto de pesquisa internacional "Movimentos socioterritoriais em perspectiva comparativa". O objetivo é analisar como a questão das desigualdades no acesso e controle da terra está incluída nos Objetivos de ...
Andrea Geanina Gómez Herrera   +2 more
doaj  

Crecimiento de árboles individuales de Mistol (Ziziphus mistol Griseb.), especie importante del Chaco Argentino

open access: yesRevista Mexicana de Ciencias Forestales, 2018
Ziziphus mistol es una especie arbórea con destacada presencia en El Chaco Argentino, que junto al quebracho blanco es la más abundante y frecuente.
Ana María Giménez   +3 more
doaj   +1 more source

Beyond Membranes: Recent Advances in Membrane‐Free Fuel Cells

open access: yesThe Chemical Record, Volume 25, Issue 9, September 2025.
Membraneless fuel cells (MFCs) are a promising alternative to conventional membrane‐based systems, offering simplified architectures, reduced costs, and enhanced chemical robustness. By eliminating the polymer membrane, MFCs avoid internal resistance and degradation.
Meilyn Sanabria León   +4 more
wiley   +1 more source

Catalogue of the ectoparasitic insects of the bats of Argentina [PDF]

open access: yes, 2000
Taxonomy and distribution of the ectoparasitic insects of bats from Argentina, are reviewed. Seventeen species of Diptera (six of Nycteribiidae and eleven of Streblidae), six species of Siphonaptera (four ofIschnopsyllidae, one of Pulicidae, and one ...
Autino, Analia G., Claps, Guillermo L.
core   +1 more source

Comparative analysis of feeding strategies and post mortem aging time on the oxidative status and color of the longissimus thoracis et lumborum muscle in Braford steers

open access: yesFrontiers in Animal Science
The impact of corn silage supplementation and post mortem aging on the antioxidant status in longissimus thoracis et lumborum (LTL) muscle was assessed using micro-spectroscopic techniques. A total of 30 Braford steers were utilized in the study.
María Sofía Castaño Ledesma   +6 more
doaj   +1 more source

Resolving Crustal and Subcrustal Dynamic Sources in Continental Arc Magmas: The Cenozoic Andean Arc of Central Chile

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 9, September 2025.
Abstract The Andean margin of Central Chile (∼32°40′–34°30′S) records abundant Cenozoic arc magmatic activity with variable compositional characteristics. This is examined through the analysis of an extensive database of new and published whole‐rock geochemistry and Sr‐Nd isotopic compositions, in addition to zircon Hf and O isotopic compositions.
M. Muñoz‐Gómez   +10 more
wiley   +1 more source

Obtención de Árboles Tipo para la Gestión del Arbolado Urbano de Santiago del Estero (Argentina). [PDF]

open access: yes, 2011
El cálculo del valor económico del arbolado urbano, en la mayoría de los métodos de tasación, se basa en las medidas dasométricas del arbolado, los precios de vivero para cada especie y las condiciones estéticas, de salud, adecuación y localización de ...
Ayuga Téllez, Esperanza   +3 more
core  

Impact of migration on the occurrence of new cases of Chagas disease in Buenos Aires city, Argentina [PDF]

open access: yes, 2013
Chagas disease, also known as American Trypanosomiasis, is endemic in the Americas, especially Central and South America. Chagas disease is a zoonotic disease caused by the parasite Trypanosoma cruzi.
Altcheh, Jaime Marcelo   +12 more
core   +2 more sources

Inteligencia Artificial en Ambientes de Aprendizaje Ubicuo: Una revisión sistemática de literatura

open access: yesRevista Iberoamericana de Tecnología en Educación y Educación en Tecnología
El aprendizaje ubicuo (u-learning) se refiere a un aprendizaje en cualquier momento y en cualquier lugar. El u-learning se va difundiendo día a día, al punto tal que hay países donde se ha convertido en un enfoque convencional de enseñanza y aprendizaje,
Silvina Isabel Unzaga   +2 more
doaj   +1 more source

Yogurt, ancestral milk base food of current great validity. Main nutritional, functional and technological aspects [PDF]

open access: yes, 2019
El yogur es el alimento lácteo fermentado de mayor consumo a nivel internacional debido a sus propiedades organolépticas distintivas, su valor nutricional y elevada digestibilidad.
Bustos, Ana Yanina   +3 more
core  

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