Results 61 to 70 of about 200,423 (247)
La delimitación administrativa de de- terminados espacios para ejercer sobre ellos una gestión específica dirigida a la conser- vación de elementos considerados valiosos, esto es, la declaración de áreas protegidas, supone uno de los procesos de ...
Alberto Jonay Rodríguez Darias
doaj +1 more source
Anorexia nervosa and Wernicke-Korsakoff syndrome: case report an literature review
Introduction Wenicke-Korsakoff syndrome (WKS) is a neurological disorder caused by thiamine deficiency. Wernicke Encephalopathy (WE) is the acute phase and the chronic phase is called Korsakoff-syndrome (KS).
S. Yelmo-Cruz +11 more
doaj +1 more source
The supernova impostor PSN J09132750+7627410 and its progenitor [PDF]
We report the results of our follow-up campaign of the supernova impostor PSN J09132750+7627410, based on optical data covering $\sim250\,\rm{d}$. From the beginning, the transient shows prominent narrow Balmer lines with P-Cygni profiles, with a blue ...
Benetti, S. +13 more
core +4 more sources
Connecting the distribution and diversification of marine plants
Integration of the evolutionary history with distribution of extant species is necessary to explain present‐day diversity, particularly for ‘foundation' species, such as seagrasses, which create habitats of socioecological relevance. Here, we resolved if varying evolutionary history of seagrass families has imprinted the distribution ranges of extant ...
Fernando Tuya +3 more
wiley +1 more source
Relaciones sociales y formas de tratamiento en la novela La Lapa (1908) [PDF]
Uno de los aspectos más interesantes y estudiados por la sociolingüística y otras disciplinas afines, también desde la perspectiva diacrónica, es el de las formas de tratamiento, pues se trata de usos lingüísticos que se caracterizan por estar ...
Narés García Rivero
doaj
Arqueología de las islas Canarias
Presentamos como ha evolucionado la ciencia arqueologica en las Islas Canarias y la situacion actual de la disciplina. A continuacion nos centramos en algunos de los temas claves de su prehistoria: los grandes problemas en torno al poblamiento antiguo ...
J. Mederos
semanticscholar +1 more source
A search for lithium in metal-poor L dwarfs
The aim of the project is to search for lithium in absorption at 6707.8 Angstroms to constrain the nature and the mass of the brightest low-metallicity L-type dwarfs (refered to as L subdwarfs) identified in large-scale surveys.
Burgasser, A. J. +3 more
core +1 more source
Stars and brown dwarfs in the sigma Orionis cluster. III. OSIRIS/GTC low-resolution spectroscopy of variable sources [PDF]
Context. Although many studies have been performed so far, there are still dozens of low-mass stars and brown dwarfs in the young sigma Orionis open cluster without detailed spectroscopic characterisation. Aims.
Caballero, J. A. +3 more
core +3 more sources
Status and future of seed conservation of threatened plants in the post‐2020 era
Ambitious targets have been set to backup seeds of threatened plants by the global strategy for plant conservation (GSPC), but it is unclear in how far these targets have been met and how seed collection should be organized to meet future challenges. Here, we provide an overview of the status of 44 countries in achieving seed conservation targets.
Andreas Ensslin +130 more
wiley +1 more source
Correspondencia entre Caridad Rodríguez Pérez-Galdós y José Pérez Vidal
En la Biblioteca Insular de la Palma se custodia el Fondo José Pérez Vidal, formado por la biblioteca y el archivo del etnólogo palmero (1907-1990).
María Remedios González Brito
doaj +1 more source

