INDEX 



1033 



Refrigeration of vegetables, 548 

 Refuse, disposal of canning factory, 540 

 Relapsing fever, 901 

 Relationship of bacteria, 117 

 Rennet, 205, 208, 213 



proteolytic action of, 495 

 Reporting of births, 761 



of deaths, 761 



of infectious diseases, 761 

 Reproduction, bacteria, 83 



cell, 27 



molds, 43 



protozoa, 128 



spirochaetes, 107 



trichobacteria, 108 



yeasts, 61 

 Reserve products, 22 



of bacteria, 101 



of molds, 44 

 Resistance to infection, 675 



of spores, 276 



Retention theory of immunity, 721 

 Retting, 658 



Reversibility of enzymic action, 218 

 Rhinosporidium kinealyi, 139, 898 

 Rhizobium beyerincki, 410 



radicicola, 410 

 Rhizopoda, characteristics, 134 



diseases caused by, 876 

 Rhizopus, fermentation, 50 



javanicus, 51 



nigricans, 43, 49 

 fruiting stolons of, 49 

 phototropism of, 279 



oryzae, 51 



enzymes of, 220 

 Rhyzotrogus solsticialis, 946 

 Rice beer, 630 

 Ringworm, 777 

 Ripening of cream, 477 

 Rivers, microorganisms in, 318 

 Rivularia bullata, nucleus, 17 



threads, 17 

 Romalea miles, 946 

 Ropy milk, 464 

 Roquefort cheese, 502 



Rot, of cabbage, 978 



of callajily, 984 



of carrot, 984 



of cauliflower, 983 



of cocoanut, 981 



of hyacinth, 985 



of muskmelon, 986 



of orchids, 982 



of potato, 980 



of sugar beet, 987 

 Rotation of elements, 258 

 Routes of infection, 669, 754 

 Rum, 631 



Jamaica, 632 



SACBROOD, of bees, 931 

 Saccharomyces, 61 



albicans, in thrush, 776 

 anomalus, 62 



in beer, 627 



spores of, 63 



in wine, 609 

 apiculatus, 77 



in beer, 627 



on grapes, 607 



in wine, 75, 614, 615 

 cerevisiae, 65, 74 



in beer, 622 



in bread, 564 



in brewing, 73 



cells of, 1 6 



in compressed yeast, 563 



cytology of, 64 



effect of pressure on, 283 



occurrence, 61 



oxidation of, 226 



spore formation in, 27 



temperatures, 270 



variability in, 253 



in white lead, 654 

 ellipsoideus, 66, 74 



in beer, 625, 627 



in compressed yeast, 563 



on grapes, 606, 607 



occurrence, 61 



in white lead production, 654 



