bacteria bed การใช้

For bacterial phyla it was proposed that the suffix-bacteria be used for phyla.
The challenge for Smith and his collaborator Taubman became : How can the bacteria be stopped?
Q : How can E . coli bacteria be found in vegetables ? _ A . R ., Haltom City, Texas
The process was more efficient than the bacteria bed system, covering a much smaller area for the same volumes of sewage, and being largely automatic, used a lot less labour.
The rule requires that total coliform bacteria be absent in 95 percent of the samples; if a positive sample is found, three more samples must be collected and analyzed within 24 hours.