dc.contributorUniversidade Estadual Paulista (Unesp)
dc.creatorValentin, Fernanda Nogueira [UNESP]
dc.creatorNascimento, Nivaldo Ferreira do [UNESP]
dc.creatorSilva, Regiane Cristina da [UNESP]
dc.creatorTsuji, Eduardo Akira [UNESP]
dc.creatorFaria Paes, Maria do Carmo [UNESP]
dc.creatorRibeiro Dias Koberstein, Teresa Cristina [UNESP]
dc.creatorOkada Nakaghi, Laura Satiko [UNESP]
dc.date2015-10-21T20:34:11Z
dc.date2015-10-21T20:34:11Z
dc.date2015-04-01
dc.date.accessioned2023-09-12T06:50:16Z
dc.date.available2023-09-12T06:50:16Z
dc.identifierhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982015000400161&lng=en&nrm=iso&tlng=en
dc.identifierRevista Brasileira De Zootecnia-brazilian Journal Of Animal Science. Vicosa-mg: Revista Brasileira Zootecnia Brazilian Journal Animal Sci, v. 44, n. 4, p. 161-163, 2015.
dc.identifier1806-9290
dc.identifierhttp://hdl.handle.net/11449/129194
dc.identifier10.1590/S1806-92902015000400005
dc.identifierS1516-35982015000400161
dc.identifierWOS:000354064100005
dc.identifierS1516-35982015000400161.pdf
dc.identifier9203413733944127
dc.identifier.urihttps://repositorioslatinoamericanos.uchile.cl/handle/2250/8778534
dc.descriptionIn 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: Group 1 (6 years old), Group 2 (3 years old), and Group 3 (8 months old). Males of eight months were used in all groups. Twice a week, the females'mouths were examined, and if they had eggs, these were removed and transferred to 2-L incubators. No difference was observed in the absolute fecundity between the different maternal age groups. Relative fecundity and egg production was greater in Group 3 (8 months) and fertilization rates were lower in Group 1 (6 years). Younger tilapias are more viable for egg production, because they have better reproductive indexes.
dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
dc.descriptionUniv Estadual Paulista, Ctr Aquicultura, Jaboticabal, SP, Brazil
dc.descriptionUniv Estadual Paulista, Fac Ciencias Agr &Vet, Dept Morfol &Fisiol Anim, Jaboticabal, SP, Brazil
dc.descriptionUniversidade Estadual Paulista, Centro de Aquicultura, Jaboticabal, SP, Brasil
dc.descriptionUniversidade Estadual Paulista, Faculdade de Ciências Agrárias e Veterinárias, Departamento de Morfologia e Fisiologia Animal, Jaboticabal, SP, Brasil
dc.descriptionCNPq: 503730/2007-6
dc.format161-163
dc.languageeng
dc.publisherRevista Brasileira Zootecnia Brazilian Journal Animal Sci
dc.relationRevista Brasileira De Zootecnia-brazilian Journal Of Animal Science
dc.relation0.735
dc.rightsAcesso aberto
dc.sourceWeb of Science
dc.subjectFertility
dc.subjectQuality of gametes
dc.subjectReproduction traits
dc.titleMaternal age influences on reproductive rates in Nile tilapia (Oreochromis niloticus)
dc.typeArtigo


Este ítem pertenece a la siguiente institución