Results 121 to 130 of about 4,281 (217)

: Trends, changes and hydroclimate variability in Paraná State-Brazil. [PDF]

open access: yes, 2015
International audienceThe objective is to analyse the hydroclimatic variability in Parana State-Brazil. We used data from flows stations of Waters Paraná Institute from 1947 to 2011, for four rivers: Tibagi, Ivaí, Piquiri Iguaçu.
Dubreuil, Vincent   +2 more
core   +2 more sources

Changes in abiotic characteristics of water in the Paranapanema River and three lateral lagoons at mouth zone of the Jurumirim Reservoir during the flood period, São Paulo, Brazil Cambios de las características abióticas del agua del río Paranapanema y de tres lagunas laterales en la zona de la boca de la Reserva de Jurumirim durante el periodo de inundación, São Paulo, Brasil

open access: yesLatin American Journal of Aquatic Research, 2012
Floods increase the similarity of the abiotic water characteristics of the rivers with those of the surrounding floodplains and are the main factors that influence the ecosystem dynamics.
Danielli Cristina Granado, Raoul Henry
doaj  

Influence of Seasonality and Culture Stage of Farmed Nile Tilapia (Oreochromis niloticus) with Monogenean Parasitic Infection. [PDF]

open access: yesAnimals (Basel), 2023
Bertaglia EA   +8 more
europepmc   +1 more source

Fish passage ladders from Canoas Complex - Paranapanema River: evaluation of genetic structure maintenance of Salminus brasiliensis (Teleostei: Characiformes)

open access: yesNeotropical Ichthyology
The aim of this study, utilizing RAPD techniques, was to determine the genetic variability of Salminus brasiliensis groups collected at passage ladders of the hydroelectric plants (HEP) Canoas I and Canoas II - Paranapanema River (Brazil), as well as to ...
Carla Martins Lopes   +5 more
doaj   +1 more source

Produtividade primária em um lago tropical raso brasileiro: experimentos no lago e em mesocosmos [PDF]

open access: yes
AIM: To evaluate the primary productivity of the phytoplankton in the Lake Monte Alegre, southeastern Brazil, and the factors that influence its fluctuations, experiments were carried out in the lake and in mesocosm; METHODS: Primary productivity rates ...
ARCIFA, Marlene Sofia   +3 more
core   +1 more source

Cytogenetic and molecular markers reveal the complexity of the genus Piabina Reinhardt, 1867 (Characiformes: Characidae)

open access: yesNeotropical Ichthyology, 2012
Cytogenetic and molecular analyses were carried out in fish representative of the genus Piabina. This study specifically involved the species P. argentea and P. anhembi collected from areas of the Paranapanema and Tietê River basins, Brazil. Our findings
Marlon Felix Pazian   +4 more
doaj  

Decentralization of river basin management : a global analysis [PDF]

open access: yes
Decentralization and increased stakeholder involvement have been major elements of water sector reform as ways to promote sustainable and integrated resource management particularly of river basins.
Blomquist, William   +5 more
core  

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