TABLE OF CONTENTS 



Chapter Pace 



I. Introduction i 



Section I — MOLDS 



II. The General Nature of Molds ... 12 



III. Conditions favoring Mold Growth . . 32 



IV. The Decay of Fruit ; Useful Molds ; Mold 



Diseases 40 



Section II — YEASTS 



V. Yeasts and their Distribution .... 56 



n. Yeasts in the Household 68 



^11.) Bread Raising; Fermented Liquors ... 86 



Section III — BACTERIA 



VIII. The General Nature of Bacteria . . . 100 



IX. Bacteria which live upon Dead Food . .124 



X. The Preservation of Food ; Drying; Cooling 139 



XI. The ysE of Preservatives . . -157 



XII. Preservation by Canning 169 



XIII. Milk; Eggs; Ptomaine Poisoning . . . 182 



XIV. Disease Bacteria 203 



