000 00319nam a2200121Ia 4500
008 161001s1971 xx 000 0 und d
100 _aDodd,F.H
245 _aControl of bovine mastitis
260 _aEngland
_bNational institute for research in dairying
_c1971
300 _a130p.
650 _amastitis
942 _2ddc
_cC
999 _c8645
_d8645