questions: query regarding 500 local poultry of 1-2 months, suffering from disease. 
 answers:  tr.: 1. r2b vaccine, 2. ibd vaccine after 1wk. of r2b, 3. tetracyclin powder 100 gm @ 5 gm per 1 lit. water, 4. sulcoprim bl. 20 no.s @ 5 bl. daily.