CONTENTS 



SECTION I 



MORPHOLOGY AND CLASSIFICATION OF 

 MICROORGANISMS 



CHAPTER PAGE 



I. THE DEVELOPMENT OF AGRICULTURAL AND INDUSTRIAL 



BACTERIOLOGY 3 



Development of the microscope Controversy over the 

 theory of spontaneous generation The Controversy 

 over the germ theory of fermentation Controversy over 

 the theory of pleomorphism The Controversy over 

 the germ theory of disease. 



II. GROUPINGS AND GENERAL RELATIONSHIPS OP MICRO- 

 ORGANISMS 11 



Differences between microscopic plants and animals 

 Position of bacteria, yeasts, and molds in the plant king- 

 dom Groups of Thallophyta showing position and 

 relationships of bacteria, yeasts, and molds Thall- 

 ophyta Differentiation of bacteria, yeasts, and molds 

 The protozoa. 



III. MORPHOLOGY AND CLASSIFICATION OF THE BACTERIA MOR- 

 PHOLOGY OF BACTERIA 15 



Shape Size Multiplication of bacteria All groupings of 

 bacteria Structure of the bacterial cell and its appen- 

 dages Spore formation Conidia formation Classifi- 

 cation of bacteria Key to genera of bacteria of agricul- 

 tural and industrial significance Outline of bacterial 

 classification Order Eubacteriales Key to families of the 

 Eubacteriales Family Nitrobacteriacese Acetobacter 

 Nitrosomonas Nitrobacter Azotobacter Rhizo- 

 bium Family Bacillaceae Bacillus Clostridium 

 Family Coccaceae Neisseria Streptococcus Dip- 

 lococcus Staphylococcus Micrococcus Sarcina 

 Family Pseudomonadacese Family Bacteriaceae Ery- 

 throbacillus Erwinia Proteus Bacterium Pas- 

 teurella Hemophilus Lactobacillus Family Spir- 

 illaceae Vibrio Spirillum Order Actinomycetales 

 Actinomyces Mycobacterium Corynebacterium 

 Pf eitferella Order Spirochaetales Treponema . 

 vii 



