Results 51 to 60 of about 1,830 (239)

Open‐land‐derived agroforestry and effects of abandonment of management of the main crop on ecosystem services and woody plant diversity

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Tropical forests are rapidly declining. One promising strategy to reverse the loss of tropical forest is the establishment of agroforestry on open land. We combined interviews with biodiversity surveys to learn general lessons from success and nonsuccess stories of the establishment of open‐land‐derived coffee agroforests in one of the world's ...
Lucas M. Fonzaghi   +3 more
wiley   +1 more source

The shared benefits of fallen fruits: A novel mechanism stabilizing a nursery pollination mutualism between Sambucus and kateretid beetles

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Understanding how cooperative interactions remain stable matters for biodiversity because many plants rely on specialist insects that can also impose reproductive costs. We studied the interaction between Sambucus sieboldiana and seed‐consuming Heterhelus beetles through detailed field observations and pollination experiments.
Suzu Kawashima   +3 more
wiley   +1 more source

Estructura familiar y agresividad en adolescentes españoles

open access: yesRevista CES Psicología
En las últimas décadas, la familia ha experimentado una profunda transformación, tanto en su estructura como en sus funciones. La familia nuclear ha ido perdiendo su hegemonía en favor de otras formas de organización familiar: monoparental, homoparental, cohabitación, reconstituida, etc.
María Isabel Vegas, Manuel Mateos-Agut
openaire   +1 more source

Snapshots of Motion: A Novel Structural Intermediate Reveals Conserved Dynamics in Archaeal DNA Ligases

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT We present the first x‐ray crystallographic structural evidence of an archaeal DNA ligase showing the AMP covalent adduct together with further cofactor hydrolysis, capturing a transient intermediary in the first step of the ligation reaction, triggered by the pyrophosphate hydrolysis.
A. X. Quintana‐Armas   +3 more
wiley   +1 more source

Fronting in Old Catalan: Asymmetries between Narration and Reported Speech1

open access: yesTransactions of the Philological Society, Volume 123, Issue 1, Page 1-28, March 2025.
Abstract This article explores the distribution, syntax, and information structure of XVS clauses in the narrative text and the reported speech of a thirteenth‐century Old Catalan chronicle, the Llibre dels Fets. It is shown that XVS occurs mainly within reported speech and in embedded clauses.
Afra Pujol i Campeny
wiley   +1 more source

Vulgar Minimisers in English and Spanish1

open access: yesTransactions of the Philological Society, EarlyView.
Abstract In this paper, we investigated whether vulgar minimisers form a natural class in English and Spanish by evaluating (i) their similarities and differences with respect to non‐vulgar minimisers and (ii) whether vulgar minimisers are inherently negative in these languages.
Ángel L. Jiménez‐Fernández   +1 more
wiley   +1 more source

Estructura familiar, estatus ocupacional y movilidad social intrageneracional en España

open access: yesRevista Internacional de Sociología, 2006
El objetivo básico del presente artículo es desarrollar y completar la literatura existente acerca de los logros educativos y profesionales así como de la movilidad ocupacional en España. El trabajo se estructura así en tres partes fundamentales.
Abel Escribà
doaj   +1 more source

ORCHESTRATING DIFFERENCE AND SIMILARITY: Black Fungibility, and the Spatial Redrawing of Racial Categories in Spanish Colonial Morocco, Sahara and Guinea

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract In this article I dissect the spatial strategies through which the Spanish attempted to orchestrate both racial difference and similarity in the African colonies of Morocco, Western Sahara and Equatorial Guinea during the first half of the twentieth century.
Pol Fité Matamoros
wiley   +1 more source

Descripción de la estructura familiar de una muestra de pacientes con hemofilia. Comparación Argentina-México [PDF]

open access: yesRevista Costarricense de Psicología, 2016
Las enfermedades crónicas como la hemofilia rebasan los marcos institucionales sanitarios y abarcan tanto la vida cotidiana de la persona como su entorno social. Esta situación se agudiza cuando el afectado es un hijo de edad pediátrica.
Maricela Osorio Guzmán, Silvina Graña
doaj  

Trabajo en común, agricultura familiar y desarrollo rural: un trinomio interrelacionado, complementario y necesario en el campo español.

open access: yesEntorno Geografico, 2016
La agricultura familiar es vital para el desarrollo rural y la economía social del campo y sólo amparada bajo una estructura cooperativa puede ser viable y sobrevivir con dignidad a las crecientes exigencias del mercado.
José Antonio Segrelles Serrano
doaj   +1 more source

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