Results 111 to 120 of about 4,920,417 (369)
Problemas del desarrollo: ¿neocolonialismo o desarrollo autosuficiente?
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A. M. Babu, Guillermo Quartucci
openaire +2 more sources
Surface intermediate species of the 4-isobutylacetophenone adsorption-reaction over fosfotungstic Wells-Dawson heteropoly acid [PDF]
Surface adsorbed species of isobutylbenzene and 4-isobutylacetophenone on bulk fosfotungstic Wells-Dawson acid have been screened in the present investigation.
Briand, Laura Estefania +2 more
core +1 more source
Abstract Many studies and initiatives are animated by the potential for science education to intervene in the climate crisis and crises of environmental degradation and disinformation. For science teachers to learn to address these issues in their classes, their teaching must expand beyond scientific facts and face controversial social aspects. Dealing
Valeria M. Cabello +2 more
wiley +1 more source
El Índice de Derechos de la Niñez en Colombia. Una perspectiva regional
Se construye el Índice de Derechos de la Niñez (IDN) para la primera infancia en cinco regiones colombianas (Atlántica, Oriental, Central, Pacifica y Bogotá) para los años 1995, 2000 y 2005.
Grupo de Investigación en Desarrollo Regional
doaj
Phase Equilibria for Quaternary Mixtures in Esterification Reaction Systems [PDF]
This paper examines the effect of the simultaneous chemical and phase equilibrium on the conceptual design of reactive distillation processes. Esterification of acetic acid with methanol, ethanol and butanol are examined.
Campanella, Enrique Angel +1 more
core
Eco‐Innovation: Drivers and Obstacles for Agriculture Firms in a Developing Country
ABSTRACT Sustainable agriculture is becoming increasingly vital for food security and economic growth, particularly as the agricultural sector grapples with challenges posed by climate change. This study, grounded in the environmental innovation theory, resource‐based view, and dynamic capabilities approach, uses logistic and multinomial logistic ...
Nelyda Campos‐Requena +4 more
wiley +1 more source
DESARROLLO RURAL: MÁS QUE DESARROLLO AGRÍCOLA
El desarrollo rural al igual que el sólo desarrollo, ha estado fuertemente influenciado por la ideaque lo liga con el crecimiento económico. Concebido de esta forma, la manera como se ha intentadoalcanzar desarrollo rural ha sido por medio de la modernización de los sistemas de producciónagropecuaria, del uso indiscriminado de insumos químicos para ...
openaire +2 more sources
ABSTRACT This study integrates multidimensional sustainability indicators into a unified assessment approach to evaluate circular strategies in agri‐food industry businesses. This methodological approach is applied to empirically examine the case of the olive oil industry's by‐product valorization.
David Polonio +3 more
wiley +1 more source
Computational Spinning Model to Study Different Expressions Proposed in the Literature for the Elongational Viscosity Evaluation from Spinning Experimental Data [PDF]
The relation between isothermal elongational flow and other flow kinematics, like shear flow, was of interest since the early stages of rheometry.
Deiber, Julio Alcides +2 more
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