The relationship between WG and dietary Zn level was expressed by a broken-line regression model, which indicated that the optimal dietary Zn content for maximum growth performance of adult Nile tilapia was 37.2 mg Zn/kg diet
The relationship betweenWG and dietary Zn level was expressed by a broken-line regressionmodel, which indicated that the optimal dietary Zn content for maximumgrowth performance of adult Nile tilapia was 37.2 mg Zn/kg diet