Registro Completo |
Biblioteca(s): |
Embrapa Unidades Centrais. |
Data corrente: |
24/08/2018 |
Data da última atualização: |
25/02/2019 |
Autoria: |
RAMOS, S. E.; CARVALHO A. F. S. de; CASTRO, T. F. D.; VASCONCELOS, A. C. N.; VERAS, G. C.; MOURÃO JÚNIOR, C. A.; MURGAS, L. D. S. |
Afiliação: |
Shayenne Elizianne Ramos, Universidade Federal de Lavras - UFLA/Departamento de Medicina Veterinária/Setor de Fisiologia e Farmacologia; Aline Ferreira Souza de Carvalho, Universidade Federal de Lavras - UFLA/Departamento de Medicina Veterinária/Setor de Fisiologia e Farmacologia; Tássia Flávia Dias Castro, Universidade Federal de Lavras - UFLA/Departamento de Medicina Veterinária/Setor de Fisiologia e Farmacologia; Ana Carina Nogueira Vasconcelos, Universidade Federal do Rio Grande do Sul - UFRGS/Departamento de Ciência Animal/Setor de Aquacultura; Galileu Crovatto Veras, Universidade Federal do Pará - UFPA/Instituto de Estudos Costais; Carlos Alberto Mourão Júnior, Universidade Federal de Juiz de Fora - UFJF/Departamento de Fisiologia/Laboratório de Neurofisiologia e Endocrinologia; Luis David Solis Murgas, Universidade Federal de Lavras - UFLA/Departamento de Medicina Veterinária/Setor de Fisiologia e Farmacologia. |
Título: |
Cannibalism, growth performance, and body composition of giant trahira juveniles under different photoperiods. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Pesquisa Agropecuária Brasileira, Brasília, DF, v. 53, n. 6, p. 664-672, June, 2018. |
Idioma: |
Inglês |
Notas: |
Título em português: Canibalismo, desempenho de crescimento e composição corporal de juvenis de trairão em diferentes fotoperíodos. |
Conteúdo: |
The objective of this work was to determine the effect of photoperiod on the cannibalism, growth, and body composition of giant trahira (Hoplias intermedius) juveniles. A completely randomized design was employed, with four photoperiods ? 0L:24D, 6L:18D, 12L:12D, and 18L:6D, hours of light (L): dark (D) ? and four replicates, for a period of 90 days. The analyzed parameters were: cannibalism, growth in weight and length, food consumption, feed conversion, protein efficiency rate, muscle growth, and body composition (moisture, lipid, ash, and crude protein). Fish from the 12L:12D photoperiod showed the highest survival rate and no cannibalism, as well as a great uniformity for length and mass values at the end of the experiment. The best photoperiod for giant trahira juveniles is 12L:12D, as these fish showed growth uniformity and no cannibalism, while fish from the 6L:18D and 18L:6D groups had a greater diameter of white muscle fibers and a higher frequency of greater diameter fibers. Giant trahira showed the lowest value for lipids at 6L:18D and the highest value at 12L:12D. Photoperiod affects survival and cannibalism; regarding body composition, only lipids are influenced by photoperiod. |
Palavras-Chave: |
Hoplias intermedius. |
Thesagro: |
Lipídio; Músculo; Peixe. |
Thesaurus Nal: |
Fish; Lipids; Muscles. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/181885/1/Canibalism-growth-performance-and-body-composition.pdf
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Marc: |
LEADER 02190naa a2200289 a 4500 001 2094471 005 2019-02-25 008 2018 bl uuuu u00u1 u #d 100 1 $aRAMOS, S. E. 245 $aCannibalism, growth performance, and body composition of giant trahira juveniles under different photoperiods.$h[electronic resource] 260 $c2018 500 $aTítulo em português: Canibalismo, desempenho de crescimento e composição corporal de juvenis de trairão em diferentes fotoperíodos. 520 $aThe objective of this work was to determine the effect of photoperiod on the cannibalism, growth, and body composition of giant trahira (Hoplias intermedius) juveniles. A completely randomized design was employed, with four photoperiods ? 0L:24D, 6L:18D, 12L:12D, and 18L:6D, hours of light (L): dark (D) ? and four replicates, for a period of 90 days. The analyzed parameters were: cannibalism, growth in weight and length, food consumption, feed conversion, protein efficiency rate, muscle growth, and body composition (moisture, lipid, ash, and crude protein). Fish from the 12L:12D photoperiod showed the highest survival rate and no cannibalism, as well as a great uniformity for length and mass values at the end of the experiment. The best photoperiod for giant trahira juveniles is 12L:12D, as these fish showed growth uniformity and no cannibalism, while fish from the 6L:18D and 18L:6D groups had a greater diameter of white muscle fibers and a higher frequency of greater diameter fibers. Giant trahira showed the lowest value for lipids at 6L:18D and the highest value at 12L:12D. Photoperiod affects survival and cannibalism; regarding body composition, only lipids are influenced by photoperiod. 650 $aFish 650 $aLipids 650 $aMuscles 650 $aLipídio 650 $aMúsculo 650 $aPeixe 653 $aHoplias intermedius 700 1 $aCARVALHO A. F. S. de 700 1 $aCASTRO, T. F. D. 700 1 $aVASCONCELOS, A. C. N. 700 1 $aVERAS, G. C. 700 1 $aMOURÃO JÚNIOR, C. A. 700 1 $aMURGAS, L. D. S. 773 $tPesquisa Agropecuária Brasileira, Brasília, DF$gv. 53, n. 6, p. 664-672, June, 2018.
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