N

the same expression as that for half-life. It is worth noting that k, the first-order rate constant, or the exponential growth (or decay) constant, has a dimension of reciprocal of time.

Microbial cell growth rate at exponential phase and cell death rate in a thermal sterilization process are both first order. The specific growth rate and death rate are customarily denoted by // and D (the decimal reduction time), respectively. They are shown in the following equations. For cell growth rate, x being cell concentration:

For cell death rate:

Homemade Pet Food Secrets

Homemade Pet Food Secrets

It is a well known fact that homemade food is always a healthier option for pets when compared to the market packed food. The increasing hazards to the health of the pets have made pet owners stick to containment of commercial pet food. The basic fundamentals of health for human beings are applicable for pets also.

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