Results 41 to 50 of about 559,998 (182)

Plant‐based meat analogues marketed in Catalonia: evaluation of the nutritional profile

open access: yesFood Risk Assess Europe, Volume 2, Issue 3, July 2024.
Abstract In later years, a growing trend is apparent of vegetarian or vegan diets attributable to a number of causes, among of others, consumers’ concern for animal welfare, climate change and, to a lesser degree, for health‐related issues. On a par to this growth, availability of meat analogues in the market has also been on the rise. In this context,
Judit Costa Català   +4 more
wiley   +1 more source

Variation in size of yellowfin tuna (Thunnus albacares) within individual purse-seine sets [PDF]

open access: yes, 1965
ENGLISH:Length-frequency samples of yellowfin tuna from 276 individual purse-seine sets were examined. Evidence of schooling by size is presented. Yellowfin schooled with skipjack are smaller and more homogeneous in length than are yellowfin from pure ...
Calkins, Thomas P.
core  

A global meta‐analysis of the impacts of forest fragmentation on biotic mutualisms and antagonisms

open access: yesConservation Biology, Volume 38, Issue 3, June 2024.
Abstract Forest fragmentation is a grave threat to biodiversity. Forests are becoming increasingly fragmented with more than 70% now < 1 km from forest edge. Although much is known about the effects of forest fragmentation on individual species, much less is understood about its effects on species interactions (i.e., mutualisms, antagonisms, etc.).
Tovah Siegel   +3 more
wiley   +1 more source

Tendencias ontogenéticas en el tamaño y la forma de las hojas de Nothofagus pumilio (Poepp. et Endl.) Krasser (Fagaceae)

open access: yesEcología Austral, 2001
Se estudiaron las variaciones en el área, la longitud y la relación entre longitud y ancho máximo de las hojas de Nothofagus pumilio a lo largo de los brotes y entre brotes de diferente tamaño. En tres poblaciones se registraron tendencias semejantes en
Javier G. Puntieri   +2 more
doaj  

Efectos del fenómeno "El Niño 1997-98" sobre los principales recursos pelágicos en la costa peruana

open access: yesRevista Peruana de Biología, 2014
En el período abril 1997 setiembre 1998 fueron realizados 5 cruceros de evaluación de los recursos pelágicos en la costa peruana, éstos permitieron observar cambios en la composición por especies, distribución, estructura por tamaño, reproducción y ...
Miguel Ñiquen   +3 more
doaj   +1 more source

Experimentally testing animal responses to prescribed fire size and severity

open access: yesConservation Biology, Volume 38, Issue 3, June 2024.
Abstract Deserts are often highly biodiverse and provide important habitats for many threatened species. Fire is a dominant disturbance in deserts, and prescribed burning is increasingly being used by conservation managers and Indigenous peoples to mitigate the damaging effects of climate change, invasive plants, and land‐use change. The size, severity,
Tim S. Doherty   +4 more
wiley   +1 more source

Patrones de riqueza y diversidad de aves en áreas verdes del centro urbano de San Salvador, El Salvador

open access: yesHuitzil, 2017
La creciente urbanización ha propiciado que los ecosistemas naturales sean constantemente sustituidos por paisajes urbanos, proceso muy notorio en El Salvador, debido a su pequeña extensión territorial (21.041 km²) y su alta densidad poblacional (291 hab/
Gabriel L. Vides-Hernández   +3 more
doaj   +1 more source

Herramientas de análisis y resolución de problemas utilizadas en los sistemas de gestión de la calidad y su relación con los costes de calidad [PDF]

open access: yes, 2005
Es este trabajo presentamos los resultados de una encuesta realizada a las empresas certificadas en la Norma ISO 9000 de calidad de la Comunidad Valenciana.
Climent Serrano, Salvador
core  

Variability of a consistent trait: The size of the white wing patch in European Stonechats (Saxicola rubicola rubicola)

open access: yesIbis, Volume 166, Issue 1, Page 187-199, January 2024.
Numerous bird species exhibit striking white patches on their plumages that have been reported as signals of individual quality in the context of sexual selection. Whereas differences in white plumage traits between individuals have been well studied, phenotypic variation and the factors affecting their consistency within the individual have received ...
Francisco J. Oficialdegui, David Serrano
wiley   +1 more source

¿Influye el tamaño del Consejo de Administración en el número de mujeres presentes en el mismo? [PDF]

open access: yes, 2011
Desde hace unos años parte de la literatura concerniente al gobierno corporativo se ha preocupado de estudiar la presencia de mujeres en los órganos de gobierno de las empresas.
Fuentes Ruiz, Pilar de   +2 more
core  

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