PLANT SCIENCE MONOGRAPHS 



edited by 



Professor Nicholas Polunin 





THE MICROBIOLOGY 

 OF THE ATMOSPHERE 



By 

 P. H. GREGORY 



Ph.D., D.Sc. (London), D.I.C. 



Head of Plant Pathology Department, 



Rothamsted Experimental Station, Harpenden, England; 



formerly Professor of Botany, Imperial College of Science and 



Technology, University of London 



1961 



LONDON 



LEONARD HILL [BOOKS] LIMITED 



INTERSCIENCE PUBLISHERS, INC. 

 NEW YORK 



