Results 41 to 50 of about 5,623 (234)

The recycling of surgical face masks as sound porous absorbers: Preliminary evaluation. [PDF]

open access: yesSci Total Environ, 2021
Maderuelo-Sanz R   +5 more
europepmc   +1 more source

Transporte peces ornamentales

open access: yes, 2017
Peces ornamentales empacados para ser enviados fuera de la regiónConocimiento tradicionalVichadaAeropuerto Germán OlanoPuerto ...
Novoa Serna, María del Rosario
core  

Hunting motivations, behaviour and forest access: Characterising wildlife hunting practices in a multi‐ethnic, forested landscape of Brunei Darussalam, Southeast Asia

open access: yesPeople and Nature, EarlyView.
Abstract Unsustainable hunting practices can alter population dynamics, driving biodiversity declines, which leads to ‘empty forests’. Understanding hunting behaviour, including motivations for hunting and relationships with market drivers, and access to hunting grounds are important to develop affirmative policies to stem biodiversity loss.
Natasha L. M. Mannion   +6 more
wiley   +1 more source

Where were all the trees? Computer vision meets landscape history to unlock the potential of historical Ordnance Survey maps

open access: yesPeople and Nature, EarlyView.
Abstract The first edition of the Ordnance Survey's 1:2500 County Series is marked with treed areas, such as woodlands and orchards, and, remarkably, freestanding trees. Consequently, it is an unparalleled source of information on the distribution of trees across Britain in the mid‐late nineteenth century, when the maps were first surveyed. In order to
Toby Pillatt, William A. P. Smith
wiley   +1 more source

APLIQUES ORNAMENTALES DE LA CABALLERÍA ROMANA

open access: yesCuadernos de Prehistoria y Arqueología, 1991
Se presentan cuatro piezas de bronce ineditas que la A. identifica como apliques relacionados con el ejercito romano. Los tres primeros, muy semejantes entre si, serian adornos de arnes de la caballeria romana, datables en los siglos II-I a. C. El cuarto, con cabeza de medusa, es un modelo muy repetido, fechable en los siglos I-III d. C.
openaire   +4 more sources

Plantas Ornamentales de México

open access: yes, 2006
El enorme potencial ornamental que tiene nuestro país, hasta la fecha no se ha aprovechado en toda su magnitud por los mexicanos, especialmente por sectores de la sociedad que cuentan con los recursos fitogenético.

core  

Engaging the public in plant science: Communication facilitators and barriers of scaling up a citizen science campaign

open access: yesPeople and Nature, EarlyView.
Abstract Volunteers have been involved in nature observations for decades through citizen science initiatives, providing large data sets as well as problem identification that allow a more complete understanding of many natural phenomena. Although communication is a core component in citizen science, the key factors that determine its effectiveness in ...
Kristiina Gibson   +18 more
wiley   +1 more source

Enfermedades bacterianas en peces ornamentales [PDF]

open access: yes, 2012
El documento digital no refiere asesorPublicación a texto completo no autorizada por el autorLa explotación de los peces ornamentales se ha convertido en una actividad económicamente rentable en estos tiempos, dada su gran demanda nacional e ...
Choque Susanibar, Cesar Edgar
core  

PLA/Kahili Ginger Fiber Biocomposites Processed by Fused Filament Fabrication: Physical and Mechanical Characterization

open access: yesPolymer Composites, EarlyView.
Processing route of PLA/KG composites and the resulting mechanical properties compared to PLA. ABSTRACT This study explores the potential of Kahili ginger (KG) fibers as reinforcement/filler in poly(lactic acid) (PLA) matrix composites for 3D printing applications.
Bruno Lourenço   +5 more
wiley   +1 more source

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