[studies of mycoplasma mastitis in cattle. 7. mycoplasma mastitis in 3 dairy cattle herds].reported in this paper is the occurrence of enzootic mastitis in three dairy cattle stocks. the outbreaks had been caused by mycoplasma bovis, acholeplasma laidlawii, acholeplasma axanthum as well as by one unidentified strain of the family of mycoplasmataceae. all animals with positive response to mycoplasma tests were identified an selected by repetitive testing of cultures in milk samples which had been taken from all lactating and dry cows and heifers as well as by evaluation of organ sample ...1979547919
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