Citrus residues, with abundant nutrient contents, are the byproduct in citrus processing, are a highquality nonconventional feed and are of great significance to mitigate the tension between the supply and the demand of the dairy cows feed resources. This paper reviews the effect and the matters needing attention in citrus residues additive to the dairy cow diets in different processing ways, aiming to provide the reference for the popularization and application of the citrus residues additive to dairy cows breeding. 