Results 141 to 150 of about 326,679 (245)
Energy density of freshwater Patagonian organisms
We assessed by using a bomb calorimeter the energy density of the main species of Patagonian freshwater ecosystems, including fish, crustaceans, gastropods, oligochaetes, and insects.
Javier Ciancio, Miguel Pascual
doaj
Aim of the Study: To analyze the role of experience and formal education in shaping the knowledge of Mapuche-Tehuelche and Criollo adolescents regarding edible fungi from the subantarctic forest.
Soledad Molares +2 more
doaj +1 more source
Pulgas (Insecta: Siphonaptera) asociadas al marsupial neotropical amenazado “monito del monte” (Dromiciops gliroides Microbiotheria: Microbiotheriidae), en su población más austral de la Argentina [PDF]
Dromiciops, nocturnal marsupial genus endemic to the temperate forests of southern South America, is the only living representative of the Order Microbiotheria. Here we study the Siphonapteran fauna of Dromiciops gliroides ?monito del monte?
Gurovich, Yamila +1 more
core
Macraucheniidae y Proterotheriidae (Mammalia, Litopterna) de Quebrada Fiera (Oligoceno tardío), Mendoza, Argentina [PDF]
In this contribution we present new specimens of Litopterna recovered during the last decade in Quebrada Fiera (Mendoza Province, Argentina), whose fossiliferous sediments, currently recognized as the base of Agua de la Piedra Formation, are assignable ...
Cerdeño Serrano, Maria Esperanza +2 more
core +1 more source
Marine diatoms from Chubut (Argentina Republic) Centrales II - Thalassiosira [PDF]
Fil: Ferrario, Martha Elba. División Ficología. Facultad de Ciencias Naturales y Museo.
Ferrario, Martha Elba +1 more
openaire
Natural and anthropogenic hydrocarbons in sediments from the Chubut River (Patagonia, Argentina)
In March of 2001 a study was carried out to evaluate hydrocarbon levels in the lower course of the Chubut River. The study included 12 sample stations along the river from San Cristóbal Bridge to the confluence with the sea, in a 25 km straight-line extension in a urbanized area.
Commendatore, Marta Graciela +1 more
openaire +3 more sources
Parásitos zoonóticos caninos de los barrios costeros de Comodoro Rivadavia, Chubut, Argentina
INTRODUCCIÓN: Las zoonosis son enfermedades compartidas entre animales vertebrados y humanos. La secuencia de transmisión comienza con la exposición del humano a elementos infectivos en el ambiente. Muchas patologías mantienen su reservorio en la población canina. Según estudios previos en la región, un 47% de las muestras de heces caninas ambientales (
Torrecillas, Claudia +5 more
openaire +2 more sources
Se informa acerca de nuevos hallazgos de coleópteros acuáticos, de Dytiscidae, Gyrinidae, Hydrophilidae y Elmidae para la provincia de Chubut (Argentina).
Miguel Archangelsky
doaj
Entre 1996 y 1998 se estudió, por medio de técnicas de radiotelemetría, el comportamiento de buceo y alimentación del Cormorán Cuello Negro (Phalacrocorax magellanicus) en Punta Loma y en Isla Vernacci, dos colonias de reproducción de la costa ...
Flavio Quintana +2 more
doaj
Diatoms constitute one of the most diverse groups of marine microalgae worldwide, both free-living as well as associated associated with different types of substrata.
Rubén Agustín Lameiro +3 more
doaj +1 more source

