The objective of the research was to study the effect of reducing feedstuff and water stressor on the level of antibody, percentage of Iymphocytes, macrophage and the leukocytes values in facing the stressor. The research used 180 medium type chickens, strain Oekalb Warren, aged 84 weeks old. The research applied 2x2x2 factors and used complete randomized design in 5 times replications with 4 c…