Study on Some Plant Extracts as Immunomodulator In Nile Tilapia

The present study was an attempt to study the possible immunomodulatory role of some plant extracts as Echinacea and Ginseng extracts in Nile tilapia (Oreochromis niloticus) and provide a natural alternative to the use of oxytetracycline as growth promoteused additives on its ability to withstand the infection. Data were statistically analyzed using the Analysis Of Variance (ANOVA) and considered significantly different at (P O.OS). The results of growth