734 



INDEX, 



Pneumomycosis, ii. 316 



Podocarpus, nodule-formation in, i. 



344 

 Polar flagella, use of, in study of 



bacteria, i. 39 

 Pollinodium, ii. 335 

 Polyporea, ii. 49 

 Polyporus officinalis, cellulose in, ii. 



33 ; fongose in, ii. 38 

 Polysaccharides, ii. 512 ; fission of, 



by Aspergillacese, ii. 365 

 Polysaccharomyces, ii. 217 

 Pombe, ii. 244 



Populin, ii. 62 ; fission of, ii. 364 

 Potash, ii. 489 ; bath, i. 151 ; solu- 

 tion, ii. 140 



Potassium as food for bacteria, i. 46 ; 

 as inhibitor of movement, i. 41 ; 

 bichromate, as a milk preservative, 

 ii. 209; bitartrate, ii. 198; car- 

 bonate, behaviour of yeast to, ii. 

 191, 192; chlorate, ii. 147; 

 chloride, behaviour of Eumycetes 

 to, ii. 42 ; nitrate, i. 142, ii. 42 ; 

 permanganate, ii. 209 ; phosphate, 

 behaviour of yeasts to, ii. 192, 198 ; 

 phosphates, i. 121, 122, 159; sul- 

 pha te,ii. 42, 192 

 Potassium acetate, ii. 205 



alum, action of, on yeasts, ii. 245 

 arsenite, action of, on yeast, ii. 



237, 244 



carbonate, ii. 467 

 chloride, ii. 551 

 citrate, ii. 205 

 dextro-tartrate, ii. 205 

 formate, ii. 205 

 glycerate, ii. 205 

 lactate, ii. 205, 490 

 malate, ii. 205 

 nitrate, ii. 358, 542 

 oleate, ii. 206 

 oxalate, ii. 206, 314 

 permanganate, action of, on 



yeast, ii. 245 

 phosphate, ii. 419; action of, 



on yeast, ii. 545 

 propionate, ii. 206 

 Potato bacillus, i. 102, 174, 306 

 culture, i. 130, 134 

 glass, ii. 50 

 juice as an attraction for bacteria, 



i. 53 

 Preservation of cultures with formalin, 



i. 134 



Preserved meat, i. 215 

 Pressed yeast Nos. 430, 487, 574, 

 ii. 528 ; Winterhude Race III. No. 

 139, ii. 528, 529 



Pressed yeast cell, influence of light 



on, ii. 55 

 Pressed yeast manufacture, floccu- 



lence in, ii. 128 

 Primary generation, i. 3 

 Promycelia, ii. 404 

 Propionate of potassium. See Potas- 

 sium propionate 

 Propionic acid, ii. 205, 373, 499 

 Propyl alcohol, i. 181, ii. 205, 313, 

 504, 507 ; action of, on grape 

 sugar, ii. 243 



Prosthetic side chain, ii. 161 

 Protagon, ii. 514 

 Protalbuminose, ii. 468 

 Protease, ii. 370, 371 

 Proteid materials, ii. 409 

 Proteids, ii. 449, 465, 469, 471, 472, 

 477, 497 ; action of Aspergillacese 

 on, ii. 369-372 ; decomposition of, 

 by yeast, ii. 548 



Protein, ii. 355, 457, 462, 495, 497, 

 499, 508 ; action of endotryptase 

 on, ii. 557 ; as foodstuff, ii. 449 ; 

 derived from asparagin by yeast, 

 ii. 212; in rye, ii. 213 

 Proteolysis, ii. 548 et seq., 552, 555, 



556 ; in asporogenic cells, ii. 260 

 Proteolytic enzymes, i. 299-302 ; in 

 Eumycetes, ii. 63 ; testing for, with 

 thymol gelatin, i. 300 

 Proteoses, ii. 462 

 Proteus, i. 88 



mirabilis, locomotion, i. 296 ; 

 morphology and involution 

 forms, i. 296 ; peptonising 

 enzyme, i. 296 

 sulfureus, i. 297 



vulgaris, ammonia-producer, i. 

 306 ; invertin, i. 277 ; involu- 

 tion forms, i. 296 ; locomotion, 

 i. 296; morphology, i. 295*; 

 nutrient for, i. 296 ; peptonis- 

 ing enzyme, i. 296 ; urea 

 decomposed by, i. 296 

 Zenkeri, i. 296 



Protomyces, ii. 422 ; spores, ii. 110 

 Pseudo-acetic acid, i. 180 

 Pseudo-Dematophora, action on cellu- 

 lose, ii. 61 



Pseudo-globulin, ii. 553 

 Pseudo-nucleins, ii. 161 

 Pseudo-parenchyma, ii. 8 

 Pseudopodia, i. 51 

 Pteridophyta, i. 28 

 Ptomaines, i. 302-305 

 Puccinia graminis, secidia, ii. 22 



suaveolens, ii. 387 

 Punceria coagulans, lab in, i. 242 



