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Common carp were fed diets containing various levels of Quillaja saponins (QS) (0, 150, 300 and 450 mg kg−1 dry diet) in a completely computerized respirometric system for 4 weeks. Fish fed diets containing QS exhibited significantly higher ABW and specific growth rate than did those fed the control diet; those fed diets containing QS 150 grew fastest but were not significantly different from those...
We propose two hypotheses to explain the inexistence of adequate prepared diet for Octopus maya at this date: Hypothesis 1 is related to changes in protein structure during protein cooking, which affects the digestibility. Hypothesis 2 is related to changes on nutritional characteristics during ingredient process, which affects the nutritional composition of diet. To test hypothesis 1, experiments...
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