11 CONTENTS 



THIRD PART 

 SPONTANEOUS GENERATIONS 



Chapter Page 



I. ^Spontaneous Generation and Fermentation 85 



II. BuFFON, Needham, Spallanzani, Schultze, Schwann, 



SCHROEDER AND DuSCH 87 



III. Pouchet, Pasteur: The Germs of the Air 91 



IV. In the Air There are Living Germs 9.5 



V. Response to the Arguments in Favor of Spontaneous 



Generations 100 



VI. Distribution of Germs in the Air 101 



VII. Discussion with Pouchet 104 



VIII. Discussion with Fremy Ill 



IX. Discussion with Bastian 114 



FOURTH PART 



WINES AND VINEGARS 



I. Industrial Methods in the Manufacture of Vinegar 121 



II. The Mycoderma of Vinegar 124 



III. Discussion with Liebig 128 



IV. The Diseases of Wine 133 



V. Action of Oxygen on Wine 136 



VI. The Heating of Wines 141 



FIFTH PART 



STUDIES ON THE DISEASES OF SILKWORMS 



I. Orientation toward Pathology 145 



II. The Corpuscular Disease (P^brine) 149 



III. Studies of 1865 154 



IV. Studies of 1866 158 



V. Is THE Corpuscle the Cause of the Disease ? 162 



VI. Studies of 1867 168 



VII. The Disease of the Morts-Flats (Flacherie) 173 



VIII. Studies of 1808, 1869, 1870 178 



SIXTH PART 

 STUDIES ON BEER 



I. Studies on Brewing 187 



II. Tuansfor.\i.\tion of One Species into Another 190 



III. Anaerobic Life of Aerobic Species 198 



