00326nam a2200109Ia 4500008004100000082001500041100002500056245007600081260003100157300001000188650001800198140113s9999    xx            000 0 und d  a576.852 J0  a"Waksman, Selman A."  a"The actinomycetes:their nature, occurrence, activities and importance"  b"USA : Waltham mass, 1950"  a230p.  aActinomycetes