Page:Bergey's manual of determinative bacteriology.djvu/7

 BERGEY'S MANUAL OF

BY ROBERT S. BREED Late Professor Emeritus, Cornell University, Geneva, New York E. G. D. MURRAY Research Professor, University of Western Ontario, London, Ontario, Canada NATHAN R. SMITH Senior Bacteriologist, Retired, Plant Industry Station, U. S. Department of Agriculture, Beltsville, Maryland and Ninety-four Contributors Whose Names Appear on the Immediately Following Pages

SEVENTH EDITION

BALTIMORE THE WILLIAMS & WILKINS COMPANY 1957