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Gonadal Development And Reproductive Activity Of The Cichlid Fish Tilapia Leucosticta (trewavas) In An Equatorial Lake
(University of Nairobi, 1969)
THE most important external factors that influence gonadal development and reproductive activity are day length and temperature1. In temperate zones both factors show dramatic changes in the annual cycle. In the tropics, ...
Histological Studies On The Testis Of Tilapia Leucosticta And Other Species Of The Genus Tilapia (pisces: Teleoste)1
(University of Nairobi, 1969-04)
ABSTRACT: Histological studies carried out on specimens of the cichlid fishes T. leucosticta, T. nigra, and T. zillii collected in the East African Rift Valley crater lake, Lake Naivasha reveal that various stages of ...