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Mostrando ítems 51-60 de 96
The chironomids (Diptera: Chironomidae) of shallow lakes of the humid Pampa region, Argentina: An approach to paleoproductivity reconstruction
(Society for Sedimentary Geology, 2020-04)
The Humid Pampa, center-east of Argentina, is the most important socio-economical area of the country. Several shallow lakes have been the focus of many studies due to the significant changes in their trophic status related ...
Water Resources in the Salado River Drainage Basin, Buenos Aires, Argentina: Chemical and Microbiological Characteristics
(Routledge Journals, Taylor & Francis Ltd, 2004-12)
Buenos Aires Province is located in the region of greatest agrarian importance in Argentina. Studies that have been carried out up to now are mainly hydrogeological, geological, and limnological and focused on localized ...
Recent cyanobacteria abundance in a large sub-tropical reservoir inferred from analysis of sediment cores
(Springer, 2020-02)
Salto Grande is a large South American reservoir on the border between Uruguay and Argentina that was impounded in 1979 and experiences recurrent, massive cyanobacteria blooms. A water-monitoring program was initiated ...
The nymph of Tortopus harrisi Traver (Ephemeroptera: Polymitarcyidae)
(Magnolia Press, 2010-04)
Polymitarcyidae is a family of burrowing mayflies (Ephemeroptera: Ephemeroidea) distributed throughout the world but with highest diversity in the Neotropics. Tortopus Needham & Murphy, with a Panamerican distribution, is ...
Both lake regime and fish introduction shape autotrophic planktonic communities of lakes from the Patagonian Plateau (Argentina)
(Springer, 2019-03)
Strobel Plateau hosts more than 1,500 shallow lakes displaying different water regimes, which constitute the habitat for many species. Although the region is naturally fishless, many of the lakes were stocked with trout, ...
El "estado ecológico" como concepto para la gestión de la cuenca Salí-Dulce (Tucumán, Argentina)The “Ecological Status” as a Concept for Management of the Salí-Dulce Basin (Tucumán, Argentina)
(Fundación Miguel Lillo, 2017-12)
El simposio "Problemática de la cuenca Salí-Dulce" del VII Congreso Argentinode Limnología (CAL7) en 2016 expuso las tensiones existentes entre gestores y científicos.La falta de aceptación de un concepto como "estado ...
Stability of diatom composition in a variable lake environment: Lake Chascomús, Argentina
(Springer Tokyo, 2002-08)
Water and surficial sediment samples of Lake Chascomús and its tributaries were analyzed in order to relate changes in diatom community structure to chemical variables. Over the course of 13 months of sampling, the lake ...