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View Ontology
Name: | faecal indicators |
Acronym: | |
Description: | A group of organisms that indicates the presence of faecal contamination, such as the bacterial groups thermotolerant coliforms or e. coli. Hence, they only infer that pathogens may be present. key fical indicators include coliforms, thermotolerant coliformc, escherichia coli, faecal streptococci, enterococci, sulphite-reducing clostridia, clostridium perfingens. Assessed by a number of test i.e. gram-negative, non spore-forming, oxidase-negative, rod-shaped , acid and gas. |
Type: | Noun |
Term is: | Variable | Term has: | | |