CONTENTS. 



Page. 



Introduction 7 



Growth in fluid media 9 



Alkaline beef broth 9 



Acid beef broth 11 



Salted beef broth 12 



Acid vs. Alkaline beef broth 14 



Uschinsky'a fluid 18 



Milk and litmus milk 18 



Growth on solid media 20 



Loefiler's solidified blood serum 20 



Nutrient gelatins 21 



Nutrient agars 29 



Potato 33 



Coconut 35 



Radish 36 



White turnip 37 



Yellow turnip 38 



Rutabaga 40 



Carrot 41 



Sweet potato 43 



Sugar beet 44 



Sensitiveness to acids 46 



Acid beef broths 46 



Lactic acid 48 



Potato broth 48 



Malic acid 49 



Cabbage juice 50 



Tomato juices 51 



Hyacinth broth 52 



Feeble diastasic action 54 



Iodine starch reaction 55 



Growth on potato with addition of cane sugar 56 



Growth on potato with addition of maltose and dextrine 56 



Growth on potato with addition of diastase of malt 57 



Potato starch in peptone water with diastase .- 57 



Nutrient starch jelly No. 1 59 



Nutrient starch jelly No. 2 63 



Hyacinth starch jelly 64 



Aerobism 65 



Fermentation tubes 65 



Growth in nitrogen 72 



Growth in vacuo 76 



Growth in hydrogen 79 



Growth in carbon dioxide 83 



3 



