Performance of Broilers Birds Administered Graded Levels Oxytetracycline in Sokoto, Nigeria

Abstract

Aim:The study investigated the effect of oxytetracycline on broiler birds. Study Design: The study was conducted using a total of 288 broiler birds in a Completely Randomized Design with four treatments T1 (20 mg/kg), T2 (40 mg/kg), T3 (60 mg/kg) and T4 (control). Place and Duration of Study: (to be furnished) Methodology: to be furnished Results: The result shows no significant difference (P>0.05) among T4 (control), T2 and T3 in all parameters measured except between T4 and T2 in final body weight. Where birds in T4 have significantly higher values than those in T2. At finisher stage, birds fed 20mg/kg OTC (T1) recorded lower feed intake, body weight and average body weight gain per bird compared to birds in T2, T3 and T4. There is no significant difference (P<0.05) between T2, T3 and T4 in terms of final body weight gain per bird. Total feed intake is higher in control (T4) compared to T3, T2 and T1)