Jonecová, Z <br/><br/>
[Occurrence of streptococci resistant to antibiotics in the rumen of calves].  [electronic resource] 

 -  Veterinarni medicina  1993 
 - 75-81 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>0375-8427 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Cattle--microbiology<br/>Drug Resistance, Microbial<br/>Rumen--microbiology<br/>Streptococcus--drug effects