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Mostrando ítems 201-210 de 303
Determination of persistent organic pollutants in cow’s milk of national production by using the gas chromatography-mass spectrometry (GC/MS) techniqueDeterminación de contaminantes orgánicos persistentes en leche de vaca de producción nacional por medio de la técnica de cromatografía de gases acoplada a espectrometría de masas (GC/MS)
(Instituto Tecnológico de Santo Domingo (INTEC), 2020)
Cuales son los aportes de la ecotoxicología a las regulaciones ambientales
(Asociación Argentina para el Progreso de las Ciencias, 2015-06)
La ecotoxicología es la disciplina científica que estudia el efecto de las sustancias y compuestos químicos sobre los ecosistemas. Una característica de esta disciplina es que los conocimientos científicos y las tecnologías ...
Mercury in the feathers of bird scavengers from two areas of patagonia (Argentina) under the influence of different anthropogenic activities: A preliminary study
(Springer Heidelberg, 2018-05-06)
Mercury (Hg) is a global pollutant that bioaccumulates and biomagnifies in food chains and is associated with adverse effects in both humans and wildlife.We used feather samples from bird scavengers to evaluate Hg ...
Diversidad y evaluación toxicológica de peces como indicadores de contaminación por mercurio, plomo, cadmio, cobre y arsénico, provincia de Tucumán, República ArgentinaDiversity and toxicological evaluation of fish as contamination indicators for mercury, lead, cadmium, copper and arsenic in Tucumán province, Argentina
(Fundación Miguel Lillo, 2015)
El deterioro de la calidad de agua en ambientes naturales es inherente a cualquier actividad humana. La actividad minera impacta en los cuerpos de agua, ocasionando la acumulación de metales pesados en la biota acuática. ...
Population responses of pest birds across a forest cover gradient in the Chaco ecosystem
(Elsevier Science, 2021-07)
Industrial agriculture can trigger an increase in abundance of some bird species, promoting the emergence of pests, causing damage to crops and economic loss for farmers. Even though there are different strategies to control ...
Mercury in a stream-lake network of Andean Patagonia (Southern Volcanic Zone): Partitioning and interaction with dissolved organic matter
(Pergamon-Elsevier Science Ltd, 2018-04)
Lake Nahuel Huapi (NH) is a large, ultraoligotrophic deep system located in Nahuel Huapi National Park (NHNP) and collecting a major headwater network of Northwestern Patagonia (Argentina). Brazo Rincón (BR), the westernmost ...
Assessment of heavy metal accumulation in two aquatic macrophytes: a field studyAvaliação da acumulação de metais pesados em duas macrófitas aquáticas: um estudo de campo
(Sociedade Brasileira de Ecotoxicologia, 2011-12)
In order to assess the potential of two autochthonous plant species of Argentina as bioindicator and/or fitoremediator of metals, the accumulation of zinc, copper, cadmium and mercury in Schoenoplectus californicus and ...
Phytoextraction of heavy metals from a multiply contaminated dredged sediment by chicory (Cichorium intybus L.) and castor bean (Ricinus communis L.) enhanced with EDTA, NTA, and citric acid application
(Taylor & Francis, 2018-11)
The remediation of contaminated dredged sediments is necessary to eliminate the risk towards human beings or the environment when there is disposal on land. A greenhouse experiment was carried out to evaluate the chemically ...
Phytostabilization of polluted military soil supported by bioaugmentation with PGP-trace element tolerant bacteria isolated from helianthus petiolaris
(Multidisciplinary Digital Publishing Institute, 2020-02)
Lead (Pb) and cadmium (Cd) are major environmental pollutants, and the accumulation of these elements in soils and plants is of great concern in agricultural production due to their toxic effects on crop growth. Also, these ...