In case of bacterial diseases, even if the treatment is given based on ABST, sometimes there is no response. Why?
Sometimes there is quick change in the sensitivity of bacterial organisms to the anti-bacterials. Sensitivity test (ABST) requires three days and bacteria may have changed their sensitivity during this period. • What are the reasons for ascites and how to control? Rapid growth, lack of ventilation, excess salt in feed, poor quality of protiens in feed, heavy round worm infestation are few of many reasons for ascites. Control will depend on the causative factor. • HOW Late MD vaccine can be done? First dose of MD vaccine is done on day one at hatchery. Booster dose, if needed, is advised up to 18 days of age. • Whether debeaking can be done during laying? This is not advisable. However if need arises because of faulty earlier debeaking, the debeaking of selected birds can be done with least possible stress on birds. But still there will be temporary drop in egg production. • Whether killed vaccines can be used without primimg with live vaccines? Bacterins do not need priming with live v
