遺傳性雄尼羅魚之生產需7~8年之時間，每年均具階段性之目標。本年度為選取去年雌性化後養成之尼羅吳郭魚，進行子代試驗，以篩選出一些所需之xy型雌親魚。
The production period of genetic male tilapia needs 7~8 years; each year is withstepwise goal.This year, The progeny tests are to be implemented on the maturefeminized fish got from last year's experiments, in order to sort out the xy femaleparents.