Results 1 to 10 of about 1,422 (130)

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, Carlos Eduardo Copatti, Aline da Silva Rocha, Thaisa Sales Costa, Rafael Carvalho da Silva, Gilmar Amaro Pereira, David Ramos da Rocha, José Fernando Bibiano Melo   +7 more
doaj   +6 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, KEIDI C.S. BOLNER, ÉRIKA P. LONDERO, FELIPE L. DE ROSSO, MARIA A. PAVANATO, BERNARDO BALDISSEROTTO   +5 more
doaj   +6 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, Thaís Heloísa Vaz Farias, Lindomar de Oliveira Alves, Fabiana Pilarski, Estevam Guilherme Lux Hoppe   +4 more
doaj   +10 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, Alexandra Pretto, Vera Maria Machado da Silva, Vania Lucia Loro, Rafael Lazzari, Carolina Rosa Gioda, Bernardo Baldisserotto   +6 more
doaj   +6 more sources

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, Rafael Lazzari, Fabio de Araújo Pedron, Cátia Aline Veiverberg, Giovani Taffarel Bergamin, Viviani Corrêia, Jorge Eugênio da Silva Filipetto   +6 more
doaj   +7 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, Keide Carolina dos Santos Bolner, Felipe Link de Rosso, Vania Lucia Loro, Bernardo Baldisserotto   +4 more
doaj   +5 more sources

Composição corporal e crescimento de juvenis de piava alimentados com dietas contendo farinhas de trigo e milho submetidas ao cozimento Body composition and growth of piava juveniles fed with diets containing corn and wheat flours submitted to the cooking [PDF]

Ciência Rural, 2007
Neste trabalho, foi avaliado o efeito do cozimento das farinhas de milho e trigo na composição corporal e crescimento de piavas. Foram utilizados 300 juvenis (peso no médio inicial=8,03 ± 0,02g), alimentados durante 60 dias, uma vez ao dia (3%PV).
Rafael Lazzari, João Radünz Neto, Fabio de Araújo Pedron, Cátia Aline Veiverberg, Giovani Taffarel Bergamin, Viviani Corrêia, Suzete Rossato, Tatiana Emanuelli, Cristiane Portes Ribeiro   +8 more
doaj   +8 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, Patrícia Inês Mombach, Dirleise Pianesso, Juliano Uczay, Junior Decarlli, Rafael Lazzari   +5 more
doaj   +4 more sources

Substituição do farelo de soja pelo farelo de linhaça em dietas para a piava (Leporinus obtusidens) [PDF]

Semina: Ciências Agrárias, 2013
The aim of this study was evaluate the replacement of soybean meal by linseed meal on growth of piava juveniles. The experiment was carried on fish farming laboratory of UFSM/CESNORS, on March to April, 2011. They were used 360 fish, (initial weight = 9.0 ± 2.5 g), which placed in a water re-use system composed by 15 tanks (250L), with mean temperature
Dirleise Pianesso, Rafael Lazzari, Patricia Ines Mombach, Taida Juliana Adorian, Juliano Uczay, Joao Radunz Neto, Tatiana Emanuelli   +6 more
core   +6 more sources

Whole guava meal can partially replace corn meal in diets for piava (Megaleporinus obtusidens) [PDF]

Arquivo Brasileiro de Medicina Veterinária e Zootecnia
This 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, C.E. Copatti, A.S. Rocha, R.C. Silva, G.A. Santana, G.A. Pereira, D.R. Rocha, A.M. Souza, R.A.C.R. Figueiredo, J.F.B. Melo   +9 more
doaj   +4 more sources