AGRICULTURAL 



BACTERIOLOGY 



A STUDY 



OF THE 



RELATION OF BACTERIA TO AGRICULTURE 



WITH SPECIAL REFERENCE TO THE BACTERIA IN THE SOIL, IN WATER, IN 



THE DAIRY, IN MISCELLANEOUS FARM PRODUCTS, AND IN 



PLANTS AND DOMESTIC ANIMALS. 



BY 

 H. W. CONN, PH.D., 



Professor of Biology, Wesleyan University. 



AUTHOR OF "EVOLUTION OF TO-DAY," "THE LIVING WORLD," "THE STORY OF THE LIVING 

 MACHINE," "THE STORY OF GERM LIFE," "THE METHOD OF EVOLUTION," ETC. 



ILLUSTRATED. 



PHILADELPHIA : 

 P. BLAKISTON'S SON. & CO. 



10 1 2 WALNUT STREET. 

 I GO I 



