MICROBIAL GROWTH

Requirements for Growth

•Physical

•Chemical

Physical Requirements

Temperature 

•psychrophiles   (cold loving microbes )

•range            0 C  -  20 C

•mesophiles    (moderate temp. loving microbes)

•range            20 C   -  40 C

•thermophiles     (heat loving microbes)

•range            40 C  -  100 C

Bacteria According the Oxygen Demand