Show GERMS INACTIVE IN FRESH MILK Sac acteria teria do not become active for five hours later bacteria are not active in milk freshly drawn from the cow and may inny riot not become active until three to five hours later even if the temperature Is at 70 degrees says prof J D brew biec of cornell university the period of readjustment or germicidal period varies according to conditions milk with a low bacteria count will stand longer without increasing the number of bacteria than will milk with a higher count the addition of large numbers of bacteria from utensils or from dirt will shorten sli orten the period it Is safest to cool the milk to to BO degrees at once and remove all doubt but this period of inactivity explains why many dairymen can deliver warm mornings milk to grade A plants and still have a low count most alost of this mornings milk Is about two hours old stirring the milk in the can Is good practice but there Is no reason to stir it more than once and that not until after the can has ha s stood in the vat at least a half hour in an unstirred can the center will remain warmer than the outside layer but if the water in the vat Is sufficiently cold this warm cone in the center of the can need cause no w worry orr y because can se the germicidal action of the milk will retard growth and any cooling lengthens th the e period of that protection tec tion whatever the length of the geral cida aldal I 1 period when it disappears it Is gone permanently if one should warm mills milk to 70 degrees for separation it should be cooled quickly for bacteria growth may start at once |