000 00307nam a2200085Ia 4500
008 211105s9999 xx 000 0 und d
020 _a"
100 _a GIESECKE, W H.
_9119274
245 0 _aPractical mastitis control in dairy herds : a field guide on various aspects of udder health for the dairy practitioner
999 _c581377
_d581376