INDEX 



405 



Lange wei, 375. 



Leguminous plants, 187-202. 



Leucine, 89. 



Leucocytes in milk, 248, 302 (Fig. 49). 



Lignocelluloses, 227. 



Lipase, 79, 80. 



Liquefaction, 54, 96 (Fig. 21). 



Liquefiers, 96. 



Liquor pancreaticus, 95. 



Litmus agar, 57; gelatine, 57; milk, 58. 



Loffler's methylene blue, 8. 



Lophotrichic, 15 (Fig. 8). 



Lysine, 89. 



MACCONKEY'S bile-salt peptone water, 



37- 



Maltase, 72. , 

 Maltose, 73, 77. 

 Malt-sugar, 77. 



Manure heap, putrefaction in, 225. 

 Marshall's Indole test, 114. 

 Marsh gas, 212, 227. 

 Maximum temperature, 30. 

 Maya ferment, 317, 318. 

 Mazun, 316. 

 Media, 54. 

 Meta-proteins, 84. 

 Methane, 212, 227. 

 Micrococcus, 26 (Fig. 9). 



casei amari, 284, 376. 



candicans, 127. 



flavus, no, in. 



Freudenreichii , 279. 



lactis acidi, 276. 



mucilaginosus , 273. 



prodigiosus, 282. 



pyogenes alb us, no, 276. 



aureus, no. 



citreus, no. 



roseus, 282. 



Sornthalii, 374. 



urece, 219. 



liquefaciens, 220. 



Micron, 13. 

 Microspira, 27. 

 Milk, 233. 



acidity of, 311. 



action of heat on, 245. 



and disease, 320. 



bitter, 283. 



blood in, 302. 



blue, 282. 



cistern, 232. 



colour in, 280. 



composition of, 234. 



Milk, contamination of, 248-256. 



cooling of, 293. 

 dirt in, 300. 



enzymes, 242. 



examination of, 300-308. 



fats, 238. 

 gases of, 239. 



inorganic salts of, 239. 



leucocytes in, 302. 

 litmus, 57. 



medium, 57. 



minerals in, 239. 



Pasteurization, 295. 



preservatives, 297. 



proteins of, 235. 



pus cells in, 302, 



red, 281. 



reductase of, 244. 



ropy fermentation, 278. 



secretion of, 232. 

 serum, 235. 



slimy fermentation, 278. 



standard acidity, 311. 



standards, 309. 



sterilization, 293. 



sugar, 77, 238. 



to reduce bacteria in, 262. 



yellow, 282. 

 Millon's reagent, 85. 



test, 87. 



Minerals of milk, 239. 

 Minimum temperature, 30. 

 Molisch's reaction, 85. 

 Mono-saccharoses, 72, 77. 

 Monotrichic, 15 (Fig. 8). 

 Mosses, 4, 5. 

 Moulds, 378. 

 Mucor Mucedo, 387. 

 pyriformis, 388. 



racemosus, 388. 



Mycelium, 379. 



NAMING of bacteria, 25. 



Natural starters, 339. 



Neutralization of medium, 47. 



Newman's standard, 311. 



Nitrate agar, bouillon, gelatine, 165. 



Nitrogen, 200. 



Nitrates, test for, 144, Ex. 74. 



Nitrification, 134. 



Nitrites, test for, 144, Ex. 74. 



Nitrobacter, 138 (Fig. 30). 



Nitro-bacterine, 201. 



Nitrogen, assimilation of, 169-202. 



fixation of, 169-202. 



Nitrosomonas , 137 (Fig. 29). 



