An 8-week feeding experiment was conducted to evaluate the effects of dietary vitamin E (VE) supplementation on growth, immunity of juvenile black carp[initial average weight of (7.27±0.40) g] subjected to ammonia-nitrite stress. Six practical diets were formulated to contain 14.36 (control), 25.14, 37.66, 62.97, 113.92, and 210.45 mg vitamin E equivalent/kg diet, supplied as VE acetate. After feeding for 8 weeks, according to growth, the black carp in control, 62.97 and 210.45 mg/kg vitamin E treatment groups were selected and subjected...