Effect of AROMAX® on performance, local and humoral immunity against vaccination of Newcastal disease in the low management level in broiler chicken

Abstract

The present study was conducted to evaluate the adding of the commercial product (AROMAX®) (Eucalyptus oil, Mint oil, L-Menthol, Thyme oil) essential oils as a protective product against respiratory diseases and respiratory problems due to low management level in the broiler during the period from December – Novemer 2016. Also, to determine its effect on some parameters such as: local and humoral immunity, body performance and levels of liver enzymes. A total of 210 one-day- old broilers Ross 308 mixed sex were divided into seven equal groups (30 chicks each group). The results of the final body weight showed that the differences were not significant among groups. The weight gain showed that G2 (576.60 gm) was significantly higher (P