Results 21 to 30 of about 283,641 (185)

Clases sociales, estrategias de reproducción y consumos tecnológicos [PDF]

open access: yes, 2014
Este trabajo retoma una preocupación por como el acceso y uso de las Tecnologías de Información y Comunicación (TIC) ocupa un lugar central en la dinámica social y en la reproducción de desigualdades y propone analizarlas en el marco de las estrategias ...
Druetta, Santiago F.   +1 more
core   +1 more source

Urban–Wild Interface Diversity: A Comprehensive Checklist of Herpetofauna of Guayaquil, Ecuador

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
Amphibians and reptiles in Guayaquil comprise multiple taxonomic orders and occur across conservation areas, forest remnants, and urban parks, including several endemic species and numerous taxa with type localities in the city. Although most species are globally classified as Least Concern, discrepancies between global and national threat assessments ...
Keyko Cruz‐García   +3 more
wiley   +1 more source

Caracterización del Programa de Campesino a Campesino (PCaC) de la UNAG en las Estrategias de Reproducción de las Unidades Domesticas Campesinas, en el municipio San Dionisio, 2009 [PDF]

open access: yes, 2010
La presente investigación se realizó en las 23 comunidades afiliadas al Programa PCaC de UNAG, ubicadas en el Municipio de San Dionisio en el departamento de Matagalpa durante el año 2009, tomando como parámetro de medición los componentes del Programa ...
Monzon Cordero, Karen Lorena   +1 more
core  

European mistletoe shares a similar demographic strategy with non‐parasitic plants

open access: yesJournal of Ecology, Volume 114, Issue 5, May 2026.
European mistletoe (Viscum album) does not have a distinct demographic strategy from non‐parasitic plants, as quantified by time‐based life history traits. We found that mistletoe vital rates were driven by mistletoe size and position in the host tree.
Oliver G. Spacey   +8 more
wiley   +1 more source

In Practice, v. 7, no. 1, fall 2006 [PDF]

open access: yes, 2006
Indice Autores Presentación Capítulo 1. La trastienda de la Historia Regional Capítulo 2. Los estados provinciales. Una conceptualización provisoria Capítulo 3.
Favaro, Orietta - Compilador/a o Editor/a
core   +1 more source

A Dominant Founder Lineage Has Possible Fitness Costs for the Endangered Mexican Grey Wolf

open access: yesMolecular Ecology, Volume 35, Issue 5, March 2026.
ABSTRACT The Mexican grey wolf (Canis lupus baileyi) is an endangered and genetically distinct subspecies of grey wolf adapted to the warm climates of the southwestern United States and Mexico. Following centuries of eradication efforts, Mexican grey wolves were protected under the Endangered Species Act in 1976, prompting an international ex situ ...
Yeraldi Loera   +12 more
wiley   +1 more source

Estrategias de reproducción social y satisfacción de necesidades: parte I “Controversias conceptuales, polémicas prácticas” [PDF]

open access: yes, 2010
La crisis actual del capitalismo se evidencia con una crudeza, complejidad y duración en el tiempo sin precedentes, lo que genera que grandes sectores poblacionales de todo el mundo encuentren dificultades para garantizar la satisfacción de necesidades ...
Massa, Laura
core  

Sustained contraceptive‐level plasma concentrations of 4,4′‐dinitrocarbanilide in free‐ranging urban feral pigeons fed a custom bait Niveles plasmáticos altos y sostenidos de 4,4′‐dinitrocarbanilida en palomas domésticas libres alimentadas con un cebo anticonceptivo

open access: yesWildlife Society Bulletin, Volume 49, Issue 4, December 2025.
We assessed the acceptability and consumption of a custom‐developed nicarbazin bait for feral pigeons, inferred its contraceptive efficacy, and evaluated the reversibility of its effects upon cessation of treatment. Only feral pigeons consumed the bait, except for one eared dove that also ingested the food. Continuous administration of this bait raised
Joaquín L. Navarro   +7 more
wiley   +1 more source

La dinámica de la producción familiar en contextos regionales : productores/as familiares capitalizados/as del Alto Valle de Río Negro y campesinado trashumante de Neuquén en una década de resistencias [PDF]

open access: yes, 2015
El presente trabajo analiza las dinámicas de organización familiar y su lugar en la producción y reproducción social de dos tipos agrarios diferenciales, contenidos dentro de la categoría de productores familiares.
Alvaro, María Belén
core  

Salty suitors: High larval sodium intake reduces adult lifespan and influences reproductive behaviour in a lepidopteran herbivore

open access: yesEcological Entomology, Volume 50, Issue 5, Page 886-898, October 2025.
Low‐sodium females took significantly longer to start mating than high‐sodium females, but no pairings differed in the duration of copulation. Reproductive outputs, measured by number of clutches, hatching young, adult offspring and pupation time, did not differ across parental sodium pairings.
Maggie C. Vincent   +3 more
wiley   +1 more source

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