Results 61 to 70 of about 1,139,893 (262)

Canalized to heat, plastic to cold: adaptive coordination of leaf and seed strategies in populations spanning an elevational gradient

open access: yesNew Phytologist, EarlyView.
Summary In tropical mountains, surviving temperature extremes demands finely tuned strategies. We investigated how populations of the bromeliad Pitcairnia flammea across a 2200 m elevational gradient balance genetic canalization and plasticity, and whether thermal strategies are coordinated between seeds and leaves.
Cleber J. N. Chaves   +17 more
wiley   +1 more source

Informe de la Comisión Ministerial para la Reforma Psiquiátrica.

open access: yesRevista de la Asociación Española de Neuropsiquiatría, 1985
Sin resumen.
- Comisión Ministerial para la Reforma Psiquiátrica
doaj  

Proceso agrario en Bolivia y América Latina [PDF]

open access: yes, 2012
El material esta distribuido en cinco partes. La primera está referida a los resultados y perspectivas de la Reforma Agraria en Bolivia. Está dividida en tres temáticas: la Reforma Agraria en las Tierras Altas, la Reforma Agraria en las Tierras Bajas y ...
Albó, Xavier - Autor/a   +23 more
core  

Powerful representation of the poor? German welfare associations' narrative advocacy during COVID‐19

open access: yesPolicy Studies Journal, EarlyView.
Abstract The COVID‐19 pandemic sparked unprecedented experimentation in the German social assistance system, leading to changes previously considered impracticable by policymakers. This included a sanctions moratorium, easier access to benefits, and temporary cash transfers, all of which were advocated by welfare associations—key organized interests ...
Christopher Smith Ochoa
wiley   +1 more source

Evaluación de las prácticas de cuidado materno infantil en áreas con pobreza extrema del Perú, 2012

open access: yesRevista Peruana de Medicina Experimental y Salud Pública
Objetivos. Evaluar las prácticas de cuidado materno-infantil en áreas con pobreza extrema del Perú. Materiales y métodos. Estudio transversal realizado entre agosto y septiembre de 2012, con muestreo probabilístico, trietápico y estratificado por ...
José Enrique Velásquez Hurtado   +6 more
doaj   +2 more sources

An overview of reviews of breastfeeding barriers and facilitators: Analyzing global research trends and hotspots

open access: yesGlobal Epidemiology
Breastfeeding is the most cost-effective intervention for reducing infant morbidity and mortality, offering benefits for infants and mothers. Despite extensive promotion, global adherence remains below 50 %, resulting in significant clinical, economic ...
Agustín Ramiro Miranda   +4 more
doaj   +1 more source

Systematic review of the efectiveness of community-based interventions to decrease neonatal mortality

open access: yesRevista Peruana de Medicina Experimental y Salud Pública, 2015
We evaluated the efficacy/effectiveness of community-based interventions to decrease neonatal mortality. A systematic review of randomized controlled trials, cluster randomized trials and cohort studies of interventions on pregnant women, neonates (up to
Adrián v. Hernández   +8 more
doaj   +1 more source

Los directores escolares frente al dilema de las reformas educativas en el caso de México [PDF]

open access: yes, 2006
La frase “cambiar la escuela para cambiar la educación” encierra dos procesos de reforma complejos en sí mismos y por la relación entre ambos. Cambiar la escuela hace referencia al cambio en la gestión escolar, en tanto que cambiar la educación remite a ...
Pérez Martínez, Guadalupe   +1 more
core   +1 more source

Topics as Outcomes: Modeling the Influence of Intergovernmental Grants on Policy Diffusion

open access: yesPolicy Studies Journal, EarlyView.
ABSTRACT Intergovernmental grants stimulate the diffusion of policy reforms, as the federal government provides states with a financial incentive to adopt policies aligned with federal priorities. Less is known about the extent to which these grants also stimulate horizontal diffusion across states.
NaLette Brodnax, Sarah James
wiley   +1 more source

Water level monitoring by using magnetic optical sensor

open access: yesProgramación Matemática y Software
Measurement of the water level, derived from inherent problems inherent in the nature of the liquid, represents one of the most recurring challenges in both an industrial and a residential context.
Jonatan Daniel Morales Arrieta   +4 more
doaj   +1 more source

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