26 STORRS AGRICULTURAL EXPERIMENT STATION. 
TABLE 7. 
Variations in the proportions of the different types of bacteria 
during ripening. 


















PROPORTION OF DIFFERENT TYPES OF 
BACTERIA IN THE CREAM. 
EXPERIMENT, DATE | poms nemees y 2% 
bacteria per on | Oe w 
AND AGEOF CREAM. | ., : ar ioesby |e Ta ae 
cubic centimeter.| G5 | 4 eae BL a YS 
Paseo) Se (ee 
3° USB] ca 0 ae 
Z 
aie da Sede | we | «| | mw | % 
Fresh, . - = 2,300,000 | 4.5 | 88.0; — 7.5 | — a 
52 hours, - - - 47,000,000 | 2.0! 16.0 | 23.2 | 37.4 | — | 21.4 
24 hours, - - - | 261,000,000 I.4 | 15.0 | 50.5 | 21.9| — | 11.2 
36 hours, - - - | 417,000,000 9 |. 2.4 )-O400) S120 Oe 
46 hours, - - - 56,800,000 | 1.6] 11.3 | 84.8 ts) 5) E26 
7O NOUrS. - - - 68,000,000 ? 7198.5 : — 8 
Experiment No, 2. 
April 10, rgo0r. | | 
Fresh, = . BES, 1,700;000 |-10.7 | 81,0 } 26.1 2:23. >= ae 
T2;hours,.3- - = 79,000,000" | °1.6: P1258 176,80 cesta. ae 6.0 
Za hours, - 7, Hy —|/—|;—};—}]—] — 
37 hours, - - - 911,000,000") 9 —> 435) 99024 Soh. r= as 
48 hours, - - - | 605,000,000 21 -7199.2| — — — 
60 hours, - - = i 817,000,000 2 Pa O75 i 255 2 
TAVOUTS. are = - | 438,000,000 ? fdO025 fer iten cts ? 
84 hours, = - - | 408,000,000 ? Pan SENT) 2 6.0 ? 
Experiment No. 3. 
April 27, rgor. | | 
Fresh (12 hours), at 6,700,000-| 2.4 35.5 | 56.1] , <7 | — eee 
12 hours, - - a Te 66,600,000 oT 19. So 7270s er ee g.I 
24 hours, = - - | 280,000,000 4 |} 10.974 98.6 (2.35 yo S52 
36 hours, - - - 450,000,000 ? 3.9.) 83.34 - 1)5) Pee 
48 hours, - : gO5 ,000,000 ¢ 2.8 | 89.3 Ae eee: ? 
60 hours, - - - 666,000,000 : 1:71 1400-3 ae hee ? 
22 hOUrS,” = - - | 555,000,000 ? 2:2) }.8953 ? 10.5 c 
84 hours, - : ai |) 8 Re*GOO,OGOG. 7 “7 177.01 S = 4) 2235 
Lixperiment No. 4. | 
february 19, 190t. 
Fresh (3 hours), - TQ5;700 “O74 6G 2a0) 6 2a ? 3:6 
£2. DOUTSy <4» : . 44750,000- 4-13.85) FOrasoan alone Cin hehe 
24 hours, - - wee 59,000,000 i 2h Ti) 34S ta peal eee Ocoee Toat 
20 hours, = - 5 528,000,000 Th a7) QO.2a° <5e0 ? 2 
48 hours, - - - | 1I,023,000,000 nies telly 2, Osment 1.0 2 
60 hours, - e - 994,000,000 bt 9:03.21: 3. On aoe ? 
“72 hours: = - - | 687,000,000 Ite 178); SO:O4U- 2 Salas ? 
84 hours, - - - | . 420,000,000 6-| 2.0 182.3) 291 |) 14am 



* Too many liquefiers. 
