Results 31 to 40 of about 53,865 (214)

Metalogenia de las mineralizaciones filonianas Pb-Sb de «Leonor» y «Aragon» (Ateca, Zaragoza)

open access: yesEstudios Geologicos, 1988
En este trabajo se estudian los caracteres geológicos, geoquímicos y metalogénicos de algunas mineralizaciones Pb-Sb de la zona de Ateca (Zaragoza), en la Rama Occidental de la Cordillera Ibérica. La paragénesis incluye heteromorfita, galena, esfalerita,
R. Benito García   +2 more
doaj   +1 more source

New records of Diploglossus monotropis (Kuhl, 1820) (Squamata: Anguidae) from Urabá and Magdalena River valley, Colombia, with an updated geographic distribution map [PDF]

open access: yesCheck List, 2015
Based on recent records, published data, and review of specimens deposited in scientific collections, we present an updated map of the geographic distribution of Diploglossus monotropis in Colombia. Our data show that this species has a wide geographical
Román Díaz-Ayala   +3 more
doaj   +3 more sources

Roberto Caminos (1931-1997) un geólogo regional con base petrológica: desde macro- a microescala

open access: yesRevista del Museo de La Plata, 2016
Roberto Caminos (1931-1997), recibido en la Universidad de Buenos Aires, fue un notable geólogo regional. Su sólida base petrológica era apropiada para mapear terrenos ígneos y metamórficos.
Eduardo Llambías   +2 more
doaj   +1 more source

Eleutherodactylus zygodactylus [PDF]

open access: yes, 1993
Number of Pages: 2Integrative BiologyGeological ...
Ardila-Robayo, Maria Cristina   +1 more
core   +1 more source

Development of a conceptual model of the hydrologic response of tropical Andean micro-catchments in Southern Ecuador [PDF]

open access: yes, 2012
This paper presents a lumped conceptual model designed for simulating the rainfallrunoff response of mountain micro-catchments with natural vegetation located in the south of Ecuador. The conceptual model is mimicking the soil hydrology and consists of a
Breuer, Lutz   +6 more
core   +1 more source

NEW SPECIES OF CLUSIA (CLUSIACEAE) FROM THE CORDILLERA OCCIDENTAL OF COLOMBIA

open access: yes, 1999
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Pipoly, John J., Cogollo, A
openaire   +2 more sources

Late Palaeozoic lithostratigraphy of the Andean Precordillera revisited (San Juan Province, Argentina) [PDF]

open access: yes, 2014
New data on some neopalaeozoic lithostratigraphic units of the central sector of the Argentinean Precordillera are presented. The western Precordillera displays occasional outcrops of siliciclastic rocks of the Late Palaeozoic.
Busquets, P   +6 more
core   +2 more sources

La zona de cizallamiento Naranjal y su rol en la evolución del noroccidente ecuatoriano

open access: yesFIGEMPA, 2016
La presencia de litologías máficas y ultramáficas y varios valores altos de cromo y níquel en muestras de sedimentos fluviales colectados por el proyecto PRODEMINCA en o cerca de la zona de cizalla Naranjal (Cordillera Occidental del Ecuador) sugiere que,
Luis Felipe Pilatasig-Moreno   +1 more
doaj   +1 more source

Genetic Reference Gaps Limit eDNA Metabarcoding and Biodiversity Monitoring of Tropical Mangrove Ecosystems

open access: yesEnvironmental DNA, Volume 8, Issue 3, May–June 2026.
This review reveals major genetic data gaps for Philippine mangrove fauna, especially invertebrates, limiting species‐level eDNA detection. By compiling 48 years of biodiversity records and assessing reference library coverage, it highlights the need for targeted sequencing and shows how integrating eDNA with conventional surveys strengthens monitoring
Earl Kevin T. Cooper   +14 more
wiley   +1 more source

Unidades litodémicas en la cordillera Central de Colombia

open access: yesBoletín Geológico, 1995
La cordillera Central de los Andes en Colombia está conformada por cinco grandes fajas litodémicas que pueden seguirse desde límites con Ecuador hasta su terminación en cercanías a la confluencia de los ríos Cauca y Magdalena.
Mario Maya Sánchez, Humberto González
doaj   +1 more source

Home - About - Disclaimer - Privacy