Results 91 to 100 of about 1,987,098 (351)

L'innovation dans l'enseignement primaire. Rapport final. Conclusions et recommandations [PDF]

open access: yes, 1988
CoE (1988). Projeto n.º 8 do CDCC: Inovação na educação primária. Relatório final. Conclusões e recomendações, 61-75. Estrasburgo: Conselho da Europa, Conselho para a Cooperação Cultural (CDCC). Tradução de Carlos Meireles-Coelho. Aveiro: Universidade de
Conselho da Europa   +1 more
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Plant–plant nitrogen transfer is prevalent in a semi‐arid shrubland and affects the foliar N content of recipient plants

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract In agroecosystems, it is well known that nitrogen (N) can be transferred below‐ground among plants, especially between legumes and forage crops. However, we still lack a deep mechanistic understanding of this ecological process and its implications in plant communities,
Patricia González‐Díaz   +1 more
wiley   +1 more source

La fécondité en Europe, éléments pour une typologie

open access: yesEstudios Geográficos, 2009
En el curso del último medio siglo, la evolución de la fecundidad se caracteriza, a través del conjunto del continente europeo, por una disminución importante de su nivel.
Phalier Sardon
doaj   +1 more source

The European Labour Markets - The Search for Routes to Better Economic Performance in Continental Europe [PDF]

open access: yes
Arbeitsmarkt, Wirtschaftswachstum, Volkswirtschaft, Beschäftigung, Europa, Labour market, Economic growth, Economy, Employment ...
Edmund Phelps, Gylfi Zoega
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Community‐level effects of Müllerian mimicry on pollinator diversity and functioning

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Müllerian mimicry, a mutualistic interaction in which harmful species evolve similar warning signals, is often accompanied by niche divergence among mimetic species. While these aspects have traditionally been studied in an evolutionary context, their community‐level ...
Paola Laiolo, José Ramón Obeso
wiley   +1 more source

Postguerra y contracultura. Identidades en la ética aplicada

open access: yesArbor: Ciencia, Pensamiento y Cultura, 2006
El artículo analiza el papel de las identidades culturales en la Ética aplicada. Las biotecnologías han sido valoradas efectivamente desde distintas perspectivas, en Europa y en Estados Unidos.
M. Teresa López de la Vieja de la Torre
doaj   +1 more source

Europa, Another Water Moon? [PDF]

open access: yes, 1999
Comparing Europa to Earth's size and oceans, this resource tells the story of the Galileo spacecraft's exploration of Europa in the late 1990's, and explains why scientists believe there may be an ocean of water underneath Europa's icy crust. Educational

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