should be tested two to three weeks after the disposal of the affected pen 



or pens, followed by short interval retesting until the infection has been 



eliminated. 



C. The use of drugs in an acute outbreak should be exercised only upon 



recommendation by competent persons. 



11. Handling of infected tested breeding flocks: 



A. Flock owners desiring official recognition are compelled to eradicate 

 the disease from their flocks. 



B. Infected breeding flocks whose owners do not wish to receive official 

 recognition should be subjected to a planned eradication program. 



III. Specific sanitary and control measures: 



A. Upon identification of infection, effective plans should be applied re- 

 garding movement and sale of stock. 



1. Infected semimature and mature flocks when sold should be 

 slaughtered. 



2. Reactors should be removed and sold for slaughter as soon as 

 possible. 



3. Immediately upon detection of infection in breeder and commer- 

 cial hatcheries, effective plans should be instituted to prevent the further 

 spread of the disease. 



B. Sanitary conditions consistent with a sound eradication program 

 should be maintained on all contaminated premises. 



C. Only flocks that meet the qualifications of the pullorum-passed and 

 pullorum-clean grades should be permitted to produce hatching eggs. 



D. Purchase of pullorum-clean stock should be more widely advocated. 



E. All birds entered in shows and contests should be free of pullorum 

 disease as determined by the agglutination test. 



F. Regulatory aid should be requested for flock owners refusing to co- 

 operate on a volunary basis. 



G. Testing of infected flocks should be done on a free basis by an official 

 state agent. 



H. An extensive educational program should be a vital part of the eradica- 

 tion campaign. 



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