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Mostrando ítems 1211-1220 de 2540
Regioselective ohotocycloaddition of Saccharin Anion to π-Systems: Continuous-Flow synthesis of Benzosultams
(American Chemical Society, 2019-04)
Saccharin is a versatile scaffold to build up different heterocycles with relevance in asymmetric catalysis, agricultural chemistry, medicinal chemistry, and so forth. Here, we report a photochemical strategy to obtain ...
Forty years of soil degradation in vertic argiudolls in province, ArgentinaCuarenta años de degradación de argiudoles vérticos en la provincia de Entre Ríos
(Universidad de Buenos Aires. Facultad de Agronomía Recursos Naturales y Ambiente. Asociación Argentina de la Ciencia del Suelo, 2007-12)
In the last decade the land use in Entre Ríos Province (Argentina) has suffered a very important increase characterized by an intensive and continuous agriculture in a region with high water erosion susceptibility. Forty ...
Surface application of biosolids in the Chihuahuan Desert: Effects on soil physical properties
(Taylor & Francis, 2001-12)
Biosolids (anaerobically digested sewage sludge) have been applied to agricultural lands for many years and more recently to rangelands as a soil amendment to add plant macro and micronutrients and organic matter to the ...
“Nuestro trabajo es el alimento del pueblo”: Experiencias de organización colectiva de los productores hortícolas del periurbano rosarino (Santa Fe)“Our work is the food for the people”: Experiences of collective organization of horticultural producers in the peri-urban area of Rosario (Santa Fe)“Nosso trabalho é o alimento do povo”: Experiências de organização coletiva de produtores de horta na área peri-urbana de Rosário (Província de Santa Fe, Argentina)
(Universidad de Buenos Aires. Facultad de Filosofía y Letras. Instituto de Ciencias Antropológicas, 2020-10-13)
Este artículo aborda prácticas colectivas de productores hortícolas agrupados en el Movimiento de Trabajadores Excluidos, analizando los modos en que la construcción política se encarna en experiencias de precariedad. ...