The hard shell in which the parasite, Cryptosporidium parvum, resides. This hard shell protects the parasite in the environment and remains viable for up to six months. This shell also protects the protozoa from chlorine disinfection treatment.
CRYPTO OOCYST
Meaning of CRYPTO OOCYST in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012