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Mostrando ítems 21-30 de 30
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Metsulfuron-methyl and glyphosate transport in a mollisol soil in the Pampean region of Argentina
Gonzalo Mayoral, Eliana Soledad; Aparicio, Virginia Carolina; De Geronimo, Eduardo; Costa, José Luis (Soil Science Society of Pakistan, 2021-12-04)The agricultural activity poses the potential risk of contaminating groundwater resources because of the leaching capacity of the agrochemicals used. Glyphosate and metsulfuron-methyl are two herbicides widely used in the ... -
Monensin occurrence in surface water and its impact on aquatic biota in a stream of the southeast Pampas, Argentina
Pérez, Débora Jesabel; Okada, Elena; Iturburu, Fernando; De Geronimo, Eduardo; Canton, German Jose; Aparicio, Virginia Carolina; Costa, Jose Luis; Menone, Mirta Luján (Springer Science, 2020-10-16)Monensin is an ionophore antibiotic used as a feed additive and growth promoter in cattle production worldwide. The occurrence of monensin in aquatic surficial ecosystems is of concern due to its possible detrimental effects ... -
Non-point source pollution of glyphosate and AMPA in a rural basin from the southeast Pampas, Argentina
Okada, Elena; Pérez, Débora Jesabel; De Geronimo, Eduardo; Aparicio, Virginia Carolina; Massone, Héctor; Costa, Jose Luis (2018-03)We measured the occurrence and seasonal variations of glyphosate and its metabolite, aminomethylphosphonic acid (AMPA), in different environmental compartments within the limits of an agricultural basin. This topic is of ... -
Predicción de contenido de arcilla superficial utilizando conductividad eléctrica aparente y esquemas de muestreo basados en modelos
Castro Franco, Mauricio; Díaz, Hernán Julio; Quiroz Londoño, Mauricio; Ciccore, Pablo; Costa, Jose Luis (2017)La predicción espacial del contenido de arcillas (As) a escala de lote es requerida para la implementación de agricultura de precisión y modelos de simulación hidrológica. Sin embargo, la brecha de técnicas de cartografía ... -
Prediction of topsoil properties at field-scale by using C-band SAR data
Domenech, Marisa; Amiottia, Nilda; Costa, José Luis; Castro Franco, Mauricio (Elsevier, 2020-07-10)Designing and validating digital soil mapping (DSM) techniques can facilitate precision agriculture implementation. This study generates and validates a technique for the spatial prediction of soil properties based on ... -
Presence of pesticides in surface water from four sub-basins in Argentina
De Geronimo, Eduardo; Aparicio, Virginia Carolina; Barbaro, Sebastian Ernesto; Portocarrero, Rocio; Jaime, Sebastián Andrés; Costa, Jose Luis (Elsevier, 2014-07)Argentina has 31 million hectares given over to agriculture comprising 2.2% of the world’s total area under cultivation (Stock Exchange of Rosario, Argentina). Despite the intensity of this agricultural activity, data on ... -
Protocol for multivariate homogeneous zone delineation in precision agriculture
Córdoba, Mariano Augusto; Bruno, Cecilia; Costa, Jose Luis; Peralta, Nahuel; Balzarini, Mónica Graciela (2016)La gestión uniforme de los campos agrícolas ha sido cada vez más reemplazado con el medio ambiente gestión basada, que se benefició por la identificación de homogénea zonas dentro de los campos de cultivo. Dichas zonas se ... -
Quality assessment of irrigation water under a combination of rain and irrigation
Costa, Jose Luis; Aparicio, Virginia Carolina (Elsevier, 2015-09)Supplementary irrigation is one of the proposed management practices to increase the area under grain production mainly in the Humid Pampas (HP). The most common source of irrigation water in the HP comes from groundwater ... -
Use of geophysical survey as a predictor of the edaphic properties variability in soils used for livestock production
Peralta, Nahuel Raúl; Cicore, Pablo Leandro; Marino, María A.; Marques da Silva, José Rafael; Costa, Jose Luis (Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA), España, 2015)The spatial variability in soils used for livestock production (i.e. Natraquoll and Natraqualf) at farm and paddock scale is usually very high. Understanding this spatial variation within a field is the first step for ... -
Variabilidad espacial de suelo a escala de lote y su relación con los rendimientos
Córdoba, Mariano Augusto; Bruno, Cecilia Inés; Costa, José Luis; Balzarini, Mónica Graciela (Gerencia de Comunicación e Imagen Institucional, DNA SICC, INTA, 2016-03-23)El manejo sitio-específico dentro de un lote requiere delimitar zonas homogéneas. Múltiples variables, tales como algunas propiedades del suelo, son usadas para la zonificación. El análisis de “cluster fuzzy k-means” (CFK) ...