Results 121 to 130 of about 1,329,894 (304)

Microbial drivers of root plasticity

open access: yesNew Phytologist, EarlyView.
Summary Soils are highly heterogeneous and dynamic systems, experiencing a constant flow of plant root exudates and moisture fluctuations that affect nutrient distribution, soil physicochemical properties, and microbial metabolisms. Plant roots adjust their development within the soil matrix (growth, branching, root angle, and anatomical features) by ...
Francisco Dini‐Andreote   +5 more
wiley   +1 more source

El Jesús histórico y el Cristo de la fe: ¿Ante el final de una abstracción metodológica?

open access: yesEstudios Eclesiásticos, 2017
El autor comienza su ensayo constatando que la abstracción con que ha procedido el método histórico-crítico, en su investigación de Jesús, parece estar llegando a su agotamiento.
Agustín del Agua Pérez
doaj  

El planeta agua

open access: yesRevista de Fomento Social, 2003
El presente ensayo es un intento de ver la importancia del agua en la vida y los problemas a los que nos podemos enfrentar en el futuro no lejano si no tomamos conciencia de que el agua es, a pesar de su abundancia global, un bien que hay que gestionar racionalmente y distribuir equitativamente.
openaire   +3 more sources

Mesoporous niobium oxide for dehydration of D-xylose into furfural [PDF]

open access: yes, 2013
Se ha demostrado que el óxido de niobio mesoporoso es un catalizador eficaz para la deshidratación de D-xilosa a furfural, alcanzando una conversión del 92% y un rendimiento de furfural 49,3% a 170º C y 90 minutos.
García Sancho, Cristina   +6 more
core  

Impact of Street Food Availability on Nutritional Intake and Diet‐Related Health Outcomes: A Systematic Review

open access: yesObesity Reviews, EarlyView.
ABSTRACT The community food environment influences access to food, which depends on the type of food venues available. However, studies predominantly focus on the Global North, often neglecting culturally relevant food sources in the Global South, like street food (SF) stalls. SF are a popular, affordable, and convenient source of energy and nutrients,
Jose‐Benito Rosales Chavez   +2 more
wiley   +1 more source

Efficiencies of and Motivations for Contracting Out in the Public Sector: The Case of Social Services in Spain

open access: yesPublic Administration, EarlyView.
ABSTRACT Debates on contracting out to the private sector is primarily focused on the cost efficiency of its provision, drawing on experiences with hard or technical services such as waste and water management. This paper focuses on a growing interest in the role and impact of sourcing decisions in softer or more human‐centered services, such as social
Danny Chow   +2 more
wiley   +1 more source

Caracterización hidrogeológica y evaluación de la calidad de agua para el Archipiélago de Solentiname en el Lago Cocibolca, Nicaragua [PDF]

open access: yes, 2009
El Archipiélago de Solentiname, con una superficie total de 40.2km2, se encuentra ubicado en el sureste del Lago Cocibolca, con una elevación entre los 30 y 250 msnm.
Delgado Quezada, Valeria   +1 more
core  

When “symbolic” policy is anything but: Policy design and feedbacks from California's human right to water law

open access: yesPolicy Studies Journal, EarlyView.
Abstract Despite the reality that advocates frequently expend significant resources to pass symbolic policies, this policy design has often been neglected by policy studies scholarship. We combine policy design and policy feedback theory to examine this oft overlooked policy design in practice using the case of California's human right to water law ...
Jenny Linder Rempel   +1 more
wiley   +1 more source

Impacto de la medición de consumos del uso público urbano del agua en México

open access: yesIngeniería del Agua
La medición de consumos en el servicio público de agua potable genera diversos beneficios, siendo el más evidente el cobro según la cantidad medida a una tarifa adecuada.
Petronilo E. Cortez-Mejía   +2 more
doaj   +1 more source

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