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pro vyhledávání: '"J. C. Bruhn"'
A Survey of Coliforms and Staphylococcus aureus in Cheese Using Impedimetric and Plate Count Methods
Publikováno v:
Journal of food protection. 51(1)
A total of 256 cheese samples were analyzed for coliform plate count using violet red bile agar and for an impedance count using BactometerR Coliform Medium with a correlation coefficient between methods of R=-.91. Fifty-four percent of the samples c
Publikováno v:
Journal of Dairy Science. 59:828-833
Factors affecting spontaneous oxidation in 1198 raw milk samples collected from 137 herds were determined. Milk was examined organoleptically for oxidized flavor 48h after collection on a 0 (none) to 4 (pronounced) scale. The mean concentration of co
Autor:
J. C. Bruhn, E.B. Collins
Publikováno v:
Journal of Bacteriology. 103:541-546
Streptococcus diacetilactisrequired acetate, contained acetate kinase and phosphotransacetylase, and incorporated both radioactive exogenous acetate and acetate from citrate into cell lipids.dl-α-Lipoic acid replaced acetate and was required for the
Publikováno v:
Journal of Food Protection. 40:29-31
A double reversal trial with three, 4-week periods was used to determine the effect on milk quality of feeding dehydrated poultry waste to lactating dairy cows. Fifteen cows were fed a control ration for 4 weeks (Period 1), followed by an experimenta