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| Araújo,João Ênio Xavier Souza; Streit Jr,Danilo Pedro; Ribeiro,Janessa Sampaio de Abreu; Martins,Edenilce de Fátima Ferreira; Souza,Francielle Novaes; Oliveira,Carlos Antonio Lopes de; Ribeiro,Ricardo Pereira; Lopera-Barrero,Nelson Mauricio; Povh,Jayme Aparecido. |
| The objective of this study was to evaluate Ovopel and carp pituitary extract as spawning inducers in the males of the Amazon catfish L. marmoratus. The following treatments, applied in a single dose, were studied: 0.2, 0.4 and 0.6 Ovopel pellet/kg live weight, and 2.5 mg carp pituitary extract/kg live weight. Each treatment was repeated four times. No significant difference in sperm volume, motility and vigor, time of motility, sperm count, or percentage of normal and abnormal spermatozoa was observed between the treatments. There was also no significant difference in terms of primary or secondary sperm defects, except for the secondary defect of loose heads, which was less frequent in the treatments using 0.4 and 0.6 Ovopel pellet/kg live weight. It was... |
| Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Fish breeding; Hypophysation; Semen of fish. |
| Ano: 2014 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132014000600882 |
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