EXPERIMENT STATIOxN REPORTS. 



131 



SAMPLE III. 

 4 hours after milking. Dilution 1-100. 15 '+, 



o". 

 10°. 

 15°. 

 20°. 



5°. 

 10°. 

 15°. 

 20°. 



10°. 

 15°. 

 20°. 



10000 

 10000 



400000 

 380000 

 480000 

 370000 



325000 

 540000 

 749000 

 425000 



4 hours after milking. Dilution 1-10,000 lo°-t-. 



10000 

 30000 

 40000 

 30000 



28 hours after milkiiiir. Dilution 1-1,000,000. 20° 



50000 : 70000 



30000 ! 40000 



30000 ; 50000 



no colonies. 



468000 

 400000 

 632000 

 520000 



500000 

 457000 

 (iOOOOO 

 586000 



•■•| 



- SAMPLE IV. 



hours after milking. Dilution 1-100. 12° -f. 



600000 

 1050000 

 1500000 

 750000 



712000 

 1120000 

 1620000 

 825000 



2S3500 

 900000 

 1200000 

 1050000 



Milk from dairy barn, from ten-gallon can. Milk of one cow. 



SAMPLE V. 



hours after milking. Dilution 1-100. 



15°-!-. 



5". 

 10°. 

 15°. 

 20°. 



3000 

 5200 

 5400 

 3900 



4000 

 5800 

 6000 

 4500 



6000 

 7980 

 15540 

 8520 



3600 

 5900 

 9300 

 4300 



2800 

 5700 

 8100 

 4000 



1900 

 6300 

 6800 

 7600 



Milk from tcu-gailon can at dairy farm. 



SAMPLE Vl. 



liuurs after milking. Dilution 1-100. 10°-!-. 



300000 

 1050000 

 1410000 

 1200000 



2300 

 8700 

 9100 

 9800 



Milk from ten-gallon can at dairy barn. 



