THIRTY -THREE -YEAR TESTING SUMMARY 



Table 6 is a summary of the testing results for the thirty-three years of testing. 

 The outstanding result among the data for 1952-53 is that 99.27 percent of all birds 

 tested are in nonreacting flocks. 



Table 6. Thirty -three -Year Pullorum Disease Testing Summary 



*Based on total birds tested: 1927-28, 190,658 birds; 1928-29, 254,512 birds. 



COMMENTS AND SUGGESTIONS 



Annual Testing of All Birds on llie Premises: As was reported in the 

 previous Annual Report, one of the requirements in the Massachusetts pullorum 

 disease regulations is that all birds, five months or older in a breeding flock, must be 

 tested without reactors in order to qualify for official recognition. It has been ob- 

 served and reported that some flock owners will use eggs for hatching from untested 

 birds, especially birds held during the summer. Others will hatch from young 



10 



