A Comparison of Skimmed Milk Powder Media with Standard Nutrient Agar for Bacterial Count on Milk |
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30 minutes 48 hours acid added addition advantages amount Average Counts average increase Ayers bacteria in milk bacteria present bacteriological analysis Beef extract better bottles cent increase centimeter colonies compared comparison concluded containing Cornell University counts secured determination dextrose differentiate dilution dried duplicate favorable field finds forming four fresh gave gives Glucose graduate GRAPH greater groups growth hand lens held held for 48 higher counts hours at 37 illustrates Improvements increase in count increase with medium incubated ingredients involved ITHACA June lactose agar larger least Medium 1 millions MEDIUM NUMBERS method methylene blue microscopic milk powder agar milk powder media necessary obtained particularly pasteurized milk plates possible prepared produced raw milk Reaction Sample number sample of milk skimmed milk powder slides solution species standard nutrient agar sterile superior Supplies Table technique thousands true types of bacteria Various Media