ERADICATION OF PULLORUM DISEASE 1930-31 

 Table 7. —Comparison of 1929-30 and 1930-31 testirg. 



15 



County 



Flocks 



Birds 



Tests 



Positive 



tests 

 Per cent 



Non-reacting 

 flocks 



1929-30 Season 



Barnstable 14 10.703 10,796 O.DJ, 12 



Berkshire 13 7,403 7,798 S.S6 8 



Bristol 67 45,816 47,976 S.Z9 43 



Dukes 



Essex 39 25,366 25,960 0.60 26 



Franklin 12 9,742 13,343 0.90 10 



Hampden 23 9,047 10,113 5.06 13 



Hampshire 34 16,401 17,414 1.S8 29 



Middlesex 73 62,064 68,051 1.94 51 



Norfolk 55 60,705 66,790 2.S0 40 



Plymouth 80 55,181 71.904 S.J,7 45 



Worcester 50 38,886 45,953 1.67 32 



TOTAL 460 331.314 386.098 JP./7 309 



1936-31 Season 



Barnstable 10 6,819 6,819 0.01 9 



Berkshire 14 8,326 8,385 1 .31 11 



Bristol 60 45,167 53,126 1.73 40 



Dukes 1 51 51 S.9S 



Essex 41 30,593 30,593 1.63 33 



Franklin 13 13,096 13,917 0.61 12 



Hampden 19 8,623 9,086 2.91 11 



Hampshire 31 17,153 17,153 0.61 28 



Middlesex 68 69,086 78,577 1 .65 46 



Norfolk 54 52,726 62,927 S.16 40 



Plymouth 83 58,356 71,151 1.36 60 



Worcester 53 46,814 51.198 0.78 38 



TOTAL 447 356,810 402.983 l.J,7 328 



Table 8. — Eleven year testing summary. 



Year 



Flocks 



1920-21 

 1921-22 

 1922-23 

 1923-24 

 1924-25 

 1925-26 

 1926-27 

 1927-28 

 1928-29 

 1929-20 

 1930-31 



108 



no 



121 

 139 

 156 

 201 

 249 

 321 

 413 

 460 

 447 



*Based on total birds tested: 1927-28, 190,658 birds; 1928-29, 2.54,512 birds. 



