-10- 



THIRTY-TWO YEAR TESTING SUMMARY 



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

 The average percentage of positive tests in 1951-52 is the lowest on record for 

 Massachusetts. This summary reveals that Massachusetts is gradually re- 

 ducing the amount of puUorum infection among its breeding flocks. 



Table 6. Thirty-Two 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 the Premises: One of the require- 

 ments 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. This past year 17 flocks were partially tested 



