AGRICULTURAL 
BACTERIOLOGY 
A STUDY OF THE 
RELATION OF GERM LIFE TO THE FARM 
WITH 
LABORATORY EXPERIMENTS FOR STUDENTS 
MICROORGANISMS OF SOIL, FERTILIZERS, SEWAGE, WATER, 
DAIRY PRODUCTS, MISCELLANEOUS FARM PRODUCTS 
AND 
OF DISEASES OF ANIMALS AND PLANTS 
BY 
H. W. CONN, Ph. D. 
Professor of Biology at Wesleyan University 
AUTHOR OP " THE STORY OF GERM LIFE," " BACTERIA IN MILK AND ITS PRODUCTS," " PRACTICAL 
DAIRY BACTERIOLOGY," " BACTERIA, YEASTS, AND MOLDS IN THE HOME," ETC. 
SECOND EDITION, REVISED AND ENLARGED 
WITH 64 ILLUSTRATIONS 
PHILADELPHIA 
P. BLAKISTON'S SON & CO. 
1012 WALNUT STREET 
1909 
