Results 141 to 150 of about 1,174,934 (304)

Comprehensive framework for assessing and optimizing existing research networks

open access: yesConservation Biology, EarlyView.
Abstract Conservation, monitoring, and research networks, or collections of ecological research sites unified under a common mission of data collection or a research mission, are essential infrastructure for understanding large landscapes. However, most networks developed opportunistically over decades rather than through systematic design, creating ...
Alyson East   +2 more
wiley   +1 more source

Fuentes de información sobre discapacidad y empleo en España

open access: yesRevista Española de Discapacidad, 2013
El objetivo de este trabajo es identificar las distintas bases de datos que nos permiten obtener información sobre discapacidad y empleo en España. En general, cada una de ellas utiliza diferentes variables para medir la discapacidad, lo que da lugar a ...
Vanesa Rodríguez Álvarez
doaj  

Documentación sobre el trastorno por déficit de atención con hiperactividad. [PDF]

open access: yes, 2018
El Trastorno por déficit de atención con hiperactividad (TDAHe)s una de las alteraciones psicopatológicas de inicio en la infancia que cuenta con el mayor número de estudios publicados (más de 5.000)' en la última década.
Calderón Garrido, Caterina   +3 more
core  

Representation of obligate groundwater‐dwelling copepod diversity in European protected areas

open access: yesConservation Biology, EarlyView.
Abstract Groundwaters sustain diverse surface ecosystems and are populated by metazoan species, mostly invertebrates, that provide fundamental ecological functions and are often of prominent conservation value due to narrow endemism and high phylogenetic rarity.
Francesco Cerasoli   +7 more
wiley   +1 more source

Manejo de datos de investigación

open access: yesRevista de la Facultad de Medicina, 2000
Este artículo presenta los conceptos generales y las técnicas que se relacionan con proyectos que utilizan datos en computadores. Se hace énfasis en aspectos de planeación, ejecución y actividades de mantenimiento requeridas para administrar ...
Ricardo Sánchez, Fabián Jaimes
doaj  

Evaluating the empirical basis for threat attribution in the IUCN Red List

open access: yesConservation Biology, EarlyView.
Abstract Understanding the impacts of different threats on species is key to successful conservation interventions and policies. The International Union for Conservation of Nature (IUCN) assesses threats to species, and the organization's Red List of Threatened Species is a key conservation tool.
Ena Humphries   +5 more
wiley   +1 more source

Bases de datos orientadas a columnas : Un análisis comparativo frente a los modelos de bases de datos relacional, orientado a objetos y objeto relacional [PDF]

open access: yes, 2011
En 1963 durante un simposio celebrado en california-Estados Unidos, se presentó por primera vez el concepto de base de datos, las aplicaciones ganaban día a día complejidad y era evidente la necesidad de dividir las aplicaciones de software en módulos ...
Azcarate Toro, María del Pilar   +1 more
core  

Calibration of the species threat abatement and restoration metric's threat abatement component in a Costa Rican landscape

open access: yesConservation Biology, EarlyView.
Abstract Achieving global conservation policy goals requires the ability to set and measure progress toward science‐based targets for biodiversity. The species threat abatement and restoration (STAR) metric was developed to enable actors to set science‐based targets for species.
Louise Mair   +17 more
wiley   +1 more source

Harnessing social media data to track species range shifts

open access: yesConservation Biology, EarlyView.
Abstract Biodiversity monitoring programs and citizen science data remain heavily biased toward the Global North. Especially in megadiverse countries with limited biodiversity records, incorporating social media data can help address existing data gaps.
Shawan Chowdhury   +15 more
wiley   +1 more source

BASE DE DATOS-ENDES.sav

open access: yes
The use of dental services by older adults in Peru faces various challenges that impact both their oral and overall health. Several factors play a crucial role in obtaining adequate dental care. To evaluate the factors associated with the use of dental services in older adults in Peru.
Cossio Alva, Bryan   +5 more
openaire   +1 more source

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