Results 41 to 50 of about 6,980 (119)

Novel Glomeromycotina–moss associations identified in California dryland biocrusts

open access: yesNew Phytologist, Volume 251, Issue 1, Page 151-163, July 2026.
Summary Drylands, which comprise c. 45% of Earth's land area, host biological soil crusts (biocrusts): symbiotic communities of cyanobacteria, fungi, algae, lichen, and bryophytes that stabilize soil and support key ecosystem functions. Moss‐dominated biocrusts are particularly interesting due to their potential to illuminate ancient bryophyte–fungal ...
Kian H. Kelly   +3 more
wiley   +1 more source

Crisis económica e identidad religiosa de un monasterio femenino en época de los Austrias: Santa Catalina de Córdoba del Tucumán (1613-1700)

open access: yesHispania Sacra, 2008
En el año 1613, doña Leonor de Tejeda y Miraval, asistida por el obispo del Tucumán don Fernando de Trejo y Sanabria y los padres de la Compañía de Jesús, fundaba en Córdoba un monasterio para hijas y nietas de conquistadores.
Guillermo Nieva Ocampo
doaj   +1 more source

Evolution of the false‐leaf katydids (Orthoptera: Tettigoniidae: Phaneropterinae): Molecular phylogeny and divergence times

open access: yesSystematic Entomology, Volume 51, Issue 3, July‐September 2026.
Phylogenetic and divergence times analyses based on molecular data of five molecular markers recover Phaneropterinae as monophyletic, originating approximately 91.2 million years ago. From 31 analysed tribes, only three were recovered as monophyletic, whereas others showed extensive polyphyly, requiring substantial taxonomic revision.
Marcos Fianco, Gabriel A. R. Melo
wiley   +1 more source

Los ingenios mixtos en Tucumán durante el primer peronismo (1943-1955)

open access: yesH-Industri@, 2016
En la década de 1920, al calor del auge del cooperativismo agrario a nivel nacional, los cañeros de Tucumán formaron ingenios en los cuales procesar su propia materia prima, el Marapa y el Ñuñorco.
Julieta Bustelo
doaj  

LOS NEVADOS DE ACONQUIJA COMO SITIO DE FRONTERA Y ESPACIO DE OBSERVACIÓN LUNAR, TUCUMAN, NOROESTE DE ARGENTINA

open access: yesEstudios Atacameños
Se presentan los aspectos sociales vinculados al concepto de frontera, el ushnu y la observación lunar en el sitio inca de La Ciudacita, provincia de Tucumán, noroeste de Argentina.
Ricardo Moyano, Martín Gustavo Díaz
doaj   +1 more source

Sarilumab in Polyarticular‐Course Juvenile Idiopathic Arthritis: Dose‐Finding and 1‐Year Analysis of a Phase 2b, Open‐Label, Multicenter Study

open access: yesArthritis Care &Research, Volume 78, Issue 6, Page 749-760, June 2026.
Objective This study assessed sarilumab in treating patients with polyarticular‐course juvenile idiopathic arthritis (pcJIA). Methods This phase 2b, open‐label study (NCT02776735) consisted of three sequential parts (each with a core‐treatment and extension phase).
Fabrizio De Benedetti   +19 more
wiley   +1 more source

Demandas obreras, resistencias empresariales y posicionamiento estatal en la construcción de derechos. Tucumán, 1946-1955

open access: yesAvances del Cesor, 2018
En Tucumán, el gobierno peronista puso en cuestión la concepción privada y asistencialista del techo y el cuidado de la salud obrera defendida históricamente por los empresarios azucareros y procuró avanzar, no sin dificultades, en estos sensibles ...
Florencia Gutiérrez
doaj   +1 more source

Unveiling the Global Linnean Shortfall in Leptophlebiidae (Ephemeroptera, Insecta): Historical Trends and Conservation Implications

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 6, June 2026.
ABSTRACT Understanding how many species exist on Earth is a fundamental yet challenging question in biology, with significant implications for biodiversity conservation. The Linnean shortfall, or the gap in taxonomic knowledge, remains a major obstacle, particularly in highly diverse groups like insects. This study focuses on the family Leptophlebiidae
Myllena Lima   +10 more
wiley   +1 more source

Hindlimb functional morphology and locomotor biomechanics of the small Late Triassic pseudosuchian reptile Gracilisuchus stipanicicorum (Archosauria: Gracilisuchidae)

open access: yesJournal of Anatomy, Volume 248, Issue 6, Page 1026-1063, June 2026.
A three‐dimensional biomechanical model of the musculoskeletal system is used to analyse the potential locomotor functions of the small (~1 kg) Late Triassic archosaurian reptile Gracilisuchus stipanicicorum. The study finds that, potentially like the ancestral archosaur, this taxon was probably quadrupedal, plantigrade and neither strongly sprawling ...
Agustina Lecuona   +3 more
wiley   +1 more source

Gestión vecinal contra la pretensión industrial. Comisiones de Higiene y Fomento en una localidad azucarera de Tucumán, Santa Ana durante las primeras décadas del siglo XX

open access: yesHistoria Regional, 2020
El artículo estudia las comisiones vecinales con funciones municipales en una localidad de Tucumán desarrollada al influjo de la producción azucarera.
Ignacio Sanchez
doaj  

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