“…Significant improvement that produced from fresh lemon supplementation during the second period was in a full agreement with Shahid et al (2019) who reported that supplementing lemon to broiler diets increased growth. On the same manner the results agree with Masood, et al (2020) who reported that quail body weight improved by lemon oils administration. The results of body weight and body weight gain during the 1 st and 2 nd periods indicated that yield obtained from supplementing fresh lemon to basal diets was on a par with that obtained from supplementing antibiotics or VC+VE+ pectin.…”