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Maternal age influences on reproductive rates in Nile tilapia (Oreochromis niloticus)
(Revista Brasileira De Zootecnia-brazilian Journal Of Animal Science, 2015-04-01) [Artigo]
In this study we examined the effects of the maternal age on the fecundity (absolute and relative), egg production, and fertilization rates of Nile tilapia (Oreochromis niloticus). Females were divided into three groups: ...
Induced reproduction and early development histology of Oscar Astronotus ocellatus (Agassiz, 1831)
(Zygote, 2015-04-01) [Artigo]
Oscar (Astronotus ocellatus) is an important fish from the Amazon Basin that has great potential for fish farming, human consumption, sport fishing and fish keeping. This study aimed to evaluate the effect of two hormonal ...