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Fecundidad, fertilidad e índice gonadosomático de Poecilia reticulata(Pisces: Poeciliidae) en Heredia, Costa Rica
(Universidad de Costa Rica, 2004)
Fertility, fecundity and gonadosomatic index of Poecilia reticulata(Pisces: Poeciliidae) in Heredia, Costa Rica. Between September and November of 1998, 1 432 females of Poecilia reticulata were collected in a ...