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The Effect of Low-Fishmeal Feed Including an Olive Leaf Extract (Olea europaea) Additive on Growth, Intestinal Health and Disease Resistance in Litopenaeus vannamei

This study evaluated the effects of olive leaf extract (OLE) on growth, intestinal health, and resistance against Vibrio parahaemolyticus challenge in juvenile Litopenaeus vannamei. To a basal diet containing 12% fishmeal, OLE was added at 0%, 0.10%, 0.20%, 0.40%, and 0.80%, form...