Alimentação da piava (Leporinus obtusidens) com diferentes fontes protéicas [PDF]
Ciência Rural, 2006 A piava (Leporinus obtusidens) é um peixe nativo de grande importância nas bacias hidrográficas do Sul do Brasil. Neste estudo, verificou-se o crescimento de juvenis de piava alimentados durante 60 dias com três dietas contendo diferentes fontes ...
João Radünz Neto +6 more
doaj +6 more sources
Glyphosate on digestive enzymes activity in piava (Leporinus obtusidens) [PDF]
Ciência Rural, 2014 The effects of glyphosate, a nonselective herbicide (1.0 or 5.0mg L-1) on digestive enzymes activity (stomach and intestine) were evaluated in juveniles of piava (Leporinus obtusidens) after 90 days of exposure.
Joseânia Salbego +6 more
doaj +5 more sources
Mango (Mangifera indica) meal can partially replace corn meal in diets for piava (Megaleporinus obtusidens) [PDF]
Ciência Rural: Mango (Mangifera indica) production is expanding in many countries, and its discarded residues have the potential to be used in the manufacture of fish diets.
Rafael Silva Marchão +7 more
doaj +4 more sources
Association of Epistylis spp. (Ciliophora: Peritrichia) with parasitic crustaceans in farmed piava Megaleporinus obtusidens (Characiformes: Anostomidae) [PDF]
Revista Brasileira de Parasitologia Veterinária, 2018 Parasitic diseases have caused significant problems to global aquaculture production. These studies will further our knowledge of this complex problem and help implement adequate prevention measures and control strategies.
Gabriela Pala +4 more
doaj +8 more sources
Whole guava meal can partially replace corn meal in diets for piava (Megaleporinus obtusidens) [PDF]
Arquivo Brasileiro de Medicina Veterinária e ZootecniaThis study evaluated replacing part of the corn meal (CM) with whole guava meal (WGM) in diets for piava (Megaleporinus obtusidens). They were assessed on zootechnical performance, plasma glucose, and intestinal enzymes.
R.S. Marchão +9 more
doaj +4 more sources
Low dissolved oxygen levels increase stress in piava (Megaleporinus obtusidens): iono-regulatory, metabolic and oxidative responses [PDF]
Anais da Academia Brasileira de Ciências, 2019 : The aquatic environment presents daily and/or seasonal variations in dissolved oxygen (DO) levels. Piava faces different DO levels in the water due to its distributional characteristics.
CARLOS E. COPATTI +5 more
doaj +4 more sources
Tolerance of piava juveniles to different ammonia concentrations
Semina: Ciências Agrárias, 2015 The objective of this study was to evaluate the tolerance of piavas (Leporinus obtusidens) to ammonia (NH3) by measuring its effects on plasma ion levels and tissue metabolic parameters.
Carlos Eduardo Copatti +4 more
doaj +3 more sources
Utilização de óleos vegetais em dietas para juvenis de piava (Leporinus obtusidens) [PDF]
Revista de Ciências Agroveterinárias, 2017 Objetivou-se avaliar a resposta de piavas a utilização de óleos vegetais nas dietas, sob o desempenho, deposição nutricional e atividade de enzimas digestivas.
Taida Juliana Adorian +5 more
doaj +2 more sources
Substituição de fígado bovino por glúten de milho, glúten de trigo e farelo de soja em rações para pós-larvas de piavas (Leporinus obtusidens) [PDF]
Ciência Rural, 2005 Este trabalho foi realizado em duas etapas, com o objetivo de avaliar o efeito dos glutens de milho e trigo, e do farelo de soja, em substituição ao fígado bovino no crescimento de pós-larvas de piava (Leporinus obtusidens).
Jorge Eugenio da Silva Filipetto +5 more
doaj +4 more sources
Ecotoxicology and Environmental Safety, 2006 In this study, teleostean fish Leporinus obtusidens (piava) were exposed to different concentrations of Roundup, a glyphosate (acid equivalent) herbicide: 0 (control), 3, 6, 10, and 20 mg/L for 96 h (short-term). Acetylcholinesterase (AChE) activity was verified in brain and muscle tissues.
FÁBIO GONÇALVES
exaly +3 more sources