00309nam a2200109Ia 4500008004100000082002900041100001700070245004400087260004200131300000900173650001700182140113s9999    xx            000 0 und d  a576.8.001.8(047.1) L7.21  a"Perlman, D"  aAdvances in applied microbiology Vol.21  b"New York : Academic Press Inc, 1977"  a300p  aMicrobiology