Two androgens, ethynyltestosterone (ET) and methyltestosterone (MT) and two estrogens,
diethylstilbestrol (DES) and estrone (E) were orally administered to gonadally …

Chemical treatments were used to produce sex-reversed female (genetic male) Tilapia
aurea, which can be bred to produce monosex offspring. Various combinations of estrogens …

The phenomenon of incidental sex reversal was observed in experiments originally
designed to determine the importance of feeding duration and feed quality in the …

Gonadally undifferentiated Oreochromis mossambicus fry were given different doses of
diethylstilbestrol (DES) orally for 11 or 15 days and reared for 70 days. All-female …

An initial study evaluated the effect of dietary administration of the androgen 17α-
methyltestosterone 40 mg· kg− 1) on the growth and survival of Oreochromis niloticus fry …

Methyltestosterone-treated feed was fed at four different feeding frequencies to Oreochromis
niloticus fry held in hapas in order to evaluate the effect on sex reversal and on growth. Sex …

The effectiveness of methyltestosterone (MT) for sex reversal and growth promotion in
Oreochromis mossambicus was studied in culture experiments in India. Wild‐spawned fry …

Two experiments were conducted to investigate the efficacy of three androgens applied
through immersion treatments on the sex ratio of Nile tilapia (Oreochromis niloticus L.) fry. In …

Two consecutive experiments were carried out to investigate the effects of phytoestrogens
on sex reversal of Nile tilapia (Oreochromis niloticus) larvae. Experiment 1 investigated the …

Undifferentiated tilapia (Oreochromis niloticus× O. aureus) fry were fed tamoxifen (an anti-
oestrogen compound; 5, 15, 50 or 100 mg/kg feed), acriflavine (a mixture of 2 closely related …