The effects of different levels of alcoholic chicory (Cichorium intybus L.) extract were investigated on performance, cellular and humoral immunity in 200 one-day chicks (Ross 308) in a completely randomized design with 5 treat ments and 4 replicates and 10 chicks per replicate. The treatment groups received 0 (control), 0.5, 1, 1.5 and 2 ml/Lit of alcoholic chicory extract, (provided from Ch...