Results 31 to 40 of about 346,800 (165)

Las fotografías de la Biblioteca Valenciana [PDF]

open access: yes, 1999
The photographic material of the Valentian Library (Spain) is ...
Olmedo Ruzafa, Rosa
core  

Beetle Pollination in the Holoparasitic Lophophytum pyramidale (Balanophoraceae): A New Case of Brood‐Pollination Mutualism?

open access: yesJournal of Applied Entomology, Volume 149, Issue 10, Page 1542-1554, December 2025.
ABSTRACT Beetle pollination is considered an ancestral trait in angiosperms, retained in a few specialised families engaging in longstanding interactions with ancient groups of beetles. While beetles represent some of the earliest angiosperm pollinators, there is also increasing evidence that some beetle‐pollinated plants represent a derived condition.
Alexandre da Silva Medeiros   +7 more
wiley   +1 more source

Fotografías

open access: yesZama, 2022
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doaj   +1 more source

Tesauros y ontologías para las fotografías [PDF]

open access: yes, 2007
Actas de las Quintas Jornadas Imagen, Cultura y Tecnología celebradas del 3 al 5 de julio de 2006 en la Universidad Carlos III de ...
García Jiménez, Antonio
core   +2 more sources

The Dual‐Edged State Paradox: Fighting for Justice When the State is Unreliable

open access: yesSociological Inquiry, Volume 95, Issue 4, Page 689-714, November 2025.
Sociological theories of collective resistance offer insights into how communities mobilize against oppression but often overlook the complexities when the state, an entity relied upon for justice, also acts as an agent of betrayal. Based on 8 years of ethnographic research in Palermo (2016–2024), this study examines the relationship between Sicilian ...
Baris Cayli Messina
wiley   +1 more source

Colección de esquemas y fotografías de geografía física [PDF]

open access: yes, 2014
Publicamos en formato electrónico la “Colección de Esquemas y Fotografías de Geografía Física”, la última de la serie de colecciones más antiguas del Fondo Histórico de Diapositivas del Departamento de Geografía de la Universidad de Barcelona.
Castejón, Rosa, Pons Granja, Josep
core  

Comparación de métodos de evaluación de la calidad escénica del paisaje alrededor de las autopistas españolas [PDF]

open access: yes, 2012
Con el objetivo de profundizar en el conocimiento de los métodos de evaluación del paisaje y su aplicabilidad al paisaje propio de las autopistas, en este trabajo se han aplicado, al caso concreto de los paisajes que se ven desde autopistas españolas ...
Martín Ramos, Belén   +3 more
core   +1 more source

¿Demasiadas fotografías? La fotografía como contenido generado por el usuario [PDF]

open access: yes, 2011
Photographs now saturate the virtual world in a way that bears comparison with the ubiquity they accrued in the actual world across the 19th and 20th centuries.  In the context of Web. 2.0, photography has become part of an information economy.
Lister, Martin
core   +1 more source

Livelihood resilience: The role of social‐ecological filters in a Globally Important Agricultural Heritage System of southern Chile

open access: yesPeople and Nature, Volume 7, Issue 8, Page 1889-1904, August 2025.
Abstract The global agrifood system faces significant threats due to rapid and interconnected social‐ecological changes, including climate change, land‐use shifts, demographic changes and emerging diseases. Small‐scale farmers are among the most vulnerable groups to these changes due to their direct dependence on their environment.
Julián Caviedes   +7 more
wiley   +1 more source

Fascination of plants day [PDF]

open access: yes, 2013
Se incluye: Crónica de la jornada -- Ficha descriptiva -- Folleto -- Album de fotografías del ...
Centro de Investigación y Tecnología Agroalimentaria de Aragón - CITA
core   +1 more source

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