In the 1970’s in mid-west US, most cows were kept in tie stall barns where physical contact between cows and the spread of M bovis were very limited. The death rate of young calves was reduced with the move to individual hutches and no physical contact, and pasteurising milk. In the 1980’s if mastitis didn’t
Mycoplasma bovis, a bacterium causing illness in cattle but not infecting humans. There is no food safety or trade issue from it being present in NZ.
Ministry for Primary Industries Farm Systems Change Case Studies.
Mycotoxins exist as they compete for advantage over other micro-organisms. In doing so they weaken plant cells, animal tissues and the host’s internal defence mechanisms.
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