Results 41 to 50 of about 61,978 (307)

Sistemática filogenética de las lagartijas del género Stenocercus (Squamata: Iguania) de los Andes del norte Phylogenetic systematics of lizards of the genus Stenocercus (Squamata: Iguania) from the northern Andes

open access: yesRevista Mexicana de Biodiversidad, 2009
El género Stenocercus está compuesto por 61 especies que se distribuyen principalmente en los Andes y tierras bajas aledañas (0-4 000 m), desde el norte de Colombia y Venezuela hasta el centro de Argentina.
Omar Torres-Carvajal
doaj  

Amphibia, Anura, Centrolenidae Teratohyla midas (Lynch and Duellman, 1973) and Cochranella resplendens (Lynch and Duellman, 1973): First and second record respectively for Colombia [PDF]

open access: yesCheck List, 2013
We present the first record of the glassfrog Teratohyla midas (Lynch and Duellman, 1973) for Colombia. This species, previously known in Ecuador, Peru and French Guiana, was collected at the municipalities of Belén de los Andaquíes and Florencia, Caquetá,
César Malambo   +2 more
doaj   +3 more sources

Sitting in Many Camps—Innovative Approaches and Methods for First Nations‐Led Research Into Indigenous Peacebuilding

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT In 2021, a desktop review was conducted of published references to First Nations peoples' approaches to conflict and its management in Australia (Project Stage One), culminating in a report published in 2024. This article focuses on Project Stage Two, a complex, innovative research undertaking building on the findings of Stage One, and being ...
Helen Bishop   +3 more
wiley   +1 more source

Sustainable Palm Oil Extraction and Trends in the Use of Green Technologies: State‐of‐the‐Art and Future Directions

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT Palm oil, which is extracted from the mesocarp of the fruit of the Elaeis guineensis Jacq. palm tree, is the most widely produced vegetable oil in the world. The extraction of this substance typically utilizes the conventional pressing method, a technique that is advantageous due to its low operating cost and simplified process.
Constantino Lucas Queta   +2 more
wiley   +1 more source

Cis‐Vaccenic Acid as a Compositional Marker for Detecting High‐Oleic Seed Oil Adulteration in Avocado Oil

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT The rapid expansion of the global avocado oil market has intensified concerns about economic adulteration with lower‐cost, high‐oleic seed oils that resemble the fatty acid specifications of avocado oil. Cis‐vaccenic acid C18:1 (n−7) occurs at higher proportions in avocado oil than in common seed oil adulterants, making it a promising ...
Donpon Wannasin, Selina C. Wang
wiley   +1 more source

Los hongos de Colombia-II: Nuevas especies de Uredinales

open access: yesCaldasia, 1978
El presente trabajo incluye resultados parciales del estudio de los materiales coleccionados conjuntamente con el doctor Kent P. Dumont en Colombia y Ecuador.
Buriticá Pablo
doaj  

Desigualdad educativa y el neoliberalismo en la educación Chilena

open access: yesInnova Research Journal, 2017
La educación en Chile se ha visto afectado por políticas basadas en el neoliberalismo desde ya muchas décadas, lo mismo ha llevado a que se cree una gran desigualdad en la educación secundaria y terciaria.
Andres Chavez Eras   +1 more
doaj   +1 more source

A revision of the Neotropical genus Chespiritos (Diptera: Sphaeroceridae: Limosininae)

open access: yesEuropean Journal of Entomology, 2020
The genus Chespiritos Marshall, 2000 (Diptera: Sphaeroceridae) is revised, including C. sindecimus Marshall, 2000, C. pervadens Roháček and Buck, 2003 and 19 new species.
Gregory K. KUWAHARA, Stephen A. MARSHALL
doaj   +1 more source

MicroCT reinvestigation of the only articulated fossil anostomid fish reveals synonymy of Arhinolemur Ameghino, 1898 and Megaleporinus Ramirez et al., 2017

open access: yesThe Anatomical Record, EarlyView.
Abstract Arhinolemur scalabrinii† Ameghino, 1898 was originally described as a strepsirrhine primate (Mammalia) but has been recognized as an anostomid fish since 2012. It remains the only extinct anostomid species known from complete cranial material.
Karen M. Panzeri   +8 more
wiley   +1 more source

Interactivity in Cybermedia News: An Interview with Journalists in Colombia, Peru, and Ecuador [PDF]

open access: yesInformation, 2019
Interactivity is a factor on which cyber journalism is based and summarizes participation options between a user and the medium, a user with other users, and a user with editors. In this study, we focus on the latter in three countries—Colombia, Peru, and Ecuador—, which have been identified owing to their technological gap and the emerging importance ...
Daniel Barredo Ibáñez   +3 more
openaire   +4 more sources

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