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A series of experiments was conducted to evaluate the effects of feeding time (daytime vs nighttime feeding), dietary fat content (8 and 20%), feeding frequency (trout 1–3 times/day, carp 2–7 times/day), water temperature (trout 18 and 11°C, carp 25 and 17°C), on the apparent nutrient digestibility in rainbow trout and common carp. The feeding time had little effect on the macronutrient digestibility...
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