Results 31 to 40 of about 39,764 (254)

Bordos and Boundaries: Sustainable Agriculture in the High Altitude Deserts of Northwest Argentina, AD 850-1532 [PDF]

open access: yes, 2014
Bordos were essential for the long-term sustainability of agriculture in the high altitude desert of Antofagasta de la Sierra in Northwest Argentina during the Late (AD 850 – 1480) and Inca Period (AD 1480 – 1532).
Lane, Kevin John   +2 more
core   +1 more source

Synopsis of Acanthocerini (Hemiptera, Coreidae) from Argentina [PDF]

open access: yes, 2013
Eight genera and 13 species of the tribe Acanthocerini are recorded in Argentina, i.e., Athaumastus haematicus (Stål), Athaumastus macer Brailovsky, Athaumastus subcarinatus (Stål), Athaumastus subterlineatus Bergroth, Beutelspacoris sanchezi Brailovsky,
Amyot   +49 more
core   +4 more sources

Diseño de Prácticas de Laboratorio en Electrónica con TICs

open access: yesTecnología y Ciencia, 2018
En este trabajo se presenta una propuesta de estrategia metodológica basada en el aprendizaje experiencial de Kolb, para ser aplicado a la enseñanza de la Electrónica Analógica mediante la implementación de laboratorios portátiles de escritorio en ...
Jesús Cano   +3 more
doaj   +1 more source

Native pollinators increase fruit set while honeybees decrease the quality of mandarins in family farms

open access: yesBasic and Applied Ecology, 2022
Family farms can benefit from the presence of a diverse set of native pollinators and associated pollination services. In the present study we assessed the effect of flower visitor richness and visitation rate by honeybees and native insects on mandarin ...
Marcos Monasterolo   +4 more
doaj   +1 more source

Geo-structural map of the Laguna Blanca basin (Southern Central Andes, Catamarca, Argentina) [PDF]

open access: yes, 2015
The Laguna Blanca basin is a rhomb-shaped basin located at the SE margin of the Puna plateau in the southern Central Andes (Catamarca, Argentina). An interactive analysis using remote sensing and field mapping enabled us to produce a geo-structural map ...
Massironi, Matteo   +2 more
core   +2 more sources

Análisis del Programa de Respaldo al Estudiante Argentino (Progresar) para la Educación Superior (2014-2020)

open access: yesRevista Latinoamericana de Estudios Educativos, 2020
En el marco de un conjunto de políticas públicas destinadas a disminuir las desigualdades sociales y contribuir al desarrollo de una mayor justicia social, se implementó en Argentina, a comienzos de 2014, el Programa de Respaldo a Estudiantes (Progresar),
Cecilia Evangelina Melendez   +2 more
doaj   +1 more source

Morphometric analyses and new taxonomic circumscription of South American species of Flourensia (Asteraceae, Heliantheae, Enceliinae) [PDF]

open access: yes, 2018
Flourensia (Asteraceae, Heliantheae, Enceliinae) is an amphitropical genus of resinous subshrubs, shrubs and small trees with 13 North American and 20 South American species among which disagreement on the species limits of some members still exists.
Aagesen, Lone   +3 more
core   +1 more source

Teledetección aplicada al mapeo geomorfológico de los volcanes de la cuenca alta del río Chaschuil, provincia de Catamarca, Argentina

open access: yesTecnura, 2019
Contexto: La cuenca alta del río Chaschuil se encuentra en las provincias geomorfológicas de codillera Frontal y sistema de Famatina, se extiende desde el límite superior de la cuenca, a los 26° 45' 6,35" de latitud S y 68° 2'22 15" de longitud O, hasta ...
Serra Malvina   +2 more
doaj   +1 more source

Spatio-temporal risk assessment models for Lobesia botrana in uncolonized winegrowing areas [PDF]

open access: yes, 2019
The objective of this work was to generate a series of equations to describe the voltinism of Lobesia botrana in the quarantine area of the main winemaking area of Argentina, Mendoza.
Aceñolaza, Pablo Gilberto   +2 more
core   +2 more sources

Coalescent-based species delimitation in the sand lizards of the Liolaemus wiegmannii complex (Squamata: Liolaemidae) [PDF]

open access: yes, 2019
Coalescent-based algorithms coupled with the access to genome-wide data have become powerful tools forassessing questions on recent or rapid diversification, as well as delineating species boundaries in the absence of reciprocal monophyly.
Abdala   +118 more
core   +1 more source

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