Results 31 to 40 of about 148,622 (288)

Maderas en bienes culturales europeos. Identificación microscópica y casos prácticos [PDF]

open access: yes, 2018
Este libro constituye un manual para la identificación de maderas en bienes culturales europeos, donde la teoría y los ejemplos prácticos que se brindan, se complementan con imágenes.
Carreras Rivery, Raquel   +1 more
core  

Mass Spectrometry Insights Into Post‐Translational Modifications in Extracellular Vesicles

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Extracellular vesicles (EVs) are membrane‐enclosed structures secreted by virtually all living cells, serving as essential mediators of intercellular communication in both physiological and pathological processes. There is growing interest in their potential applications as biomarkers, therapeutic targets, and drug delivery systems, which ...
Dávid Virág   +5 more
wiley   +1 more source

Contribuciones de Max Neef et al. a la teoría de las necesidades humanas

open access: yesEstudios Sociológicos
Este trabajo tiene como propósito valorar críticamente las contribuciones de Max-Neef et al. a las teorías relacionadas con las necesidades humanas.
Julio Boltvinik
doaj   +1 more source

Ethnobotanical and genetic assessments of Central American avocado landraces reveal novel sources of biodiversity and ancient migration patterns

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Avocados are a multibillion‐dollar global commodity, but their growing export market pressures local farmers to abandon local fruit tree diversity in favor of commercial cultivar production. Interviews with rural avocado farmers and households from the Southern Mexican Highlands, Pacific Coastal Honduras, and Western Nicaragua, as well as the genetic ...
Kevin Wann   +4 more
wiley   +1 more source

Una teoría Monetaria de la producción

open access: yesCuadernos de Economía, 1998
En mi opinión la prinicipal razón para qu no se haya resuleto el problema de las crisis, o para que la teoría disponible sea tan insatisfactoria, es la carencia de lo que podría denominarse una teoría monetaria de la producción. La distinción usual entre
Keynes John Maynard
doaj  

Genomic architecture and breeding trade‐offs of coconut drought tolerance

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The coconut palm is an extremely popular and economically important crop, with around 65 million tonnes produced in 2023. Although Africa's coconut sector is growing rapidly, it—and the livelihoods that depend on it—is threatened by climate change, particularly increased drought.
Theodore S. Brook   +15 more
wiley   +1 more source

VARIACIONES SRAFFIANAS: HOMENAJE A ERNEST LLUCH

open access: yesEconomía y Sociedad, 2006
No era Ernest Lluch individuo propenso a adoptar un singular libro de cabecera, ni a seguir con fidelidad las huellas de un único maestro. Pero, por supuesto, tenía su personal esquema de valores y sus escalas de preferencias.
Alfons Barceló
doaj  

No effect of short‐term exposure to ocean acidification on individual‐level variation in behaviour and susceptibility to predation in a Great Barrier Reef damselfish

open access: yesJournal of Animal Ecology, EarlyView.
This study shows that projected ocean acidification does not alter behaviour or predation risk in coral reef fish, challenging earlier assumptions. By quantifying consistent individual‐level behavioural differences and relating individual traits to survival during a live‐predation trial, it also provides evidence for a boldness–predation trade‐off in a
Dominique G. Roche   +5 more
wiley   +1 more source

Adultos mayores mexicanos en contexto socioeconómico amplio: salud y envejecimiento Mexican older adults with a wide socioeconomic perspective: health and aging

open access: yesSalud Pública de México, 2007
OBJETIVO: Describir el Estudio Nacional sobre Salud y Envejecimiento en México (ENASEM), conocido también por su nombre en inglés: Mexican Health and Aging Study (MHAS).
Rebeca Wong   +2 more
doaj  

125 years of exploration and research at Gough's Cave (Somerset, UK) 125 ans d'exploration et de recherches à Gough's Cave (Somerset, Royaume‐Uni)

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
Our understanding of the recolonization of northwest Europe in the period leading up to the Lateglacial Interstadial relies heavily on discoveries from Gough's Cave (Somerset, UK). Gough's Cave is the richest Late Upper Palaeolithic site in the British Isles, yielding an exceptional array of human remains, stone and organic artefacts, and butchered ...
Silvia M. Bello   +2 more
wiley   +1 more source

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