INDEX 



1005 



Beer, wort, 623 



yeasts of, 74, 622 

 Bees, nosema-disease of, 939 

 Beggiatoa alba, 93 

 Benzole acid as preservative, 556 

 Beriberi, 591 



Binary fission in protozoa, 128 

 Binuclearity of cells, 18 

 Binucleata, 134 

 Biological activities, physical forces in, 



155 



unit of, 147 



Biological changes in canned foods, 528 

 Bitter cheese, 499 



milk, 465 

 Blackleg, 839 



aggressin, 730 



filtrate, 731 



of potato, 980 



vaccine, 729 

 Blepharoplast, 25 

 Blight of alfalfa, 951 



of beans, 953 



of lettuce, 954 



of mulberry, 955 



of oats, 956 



of pears, 958 



(stem) of peas, 956 



(streak) of sweet peas, 962 



of tomato, 963 



of walnut, 963 



Blood-forming organs, action of organ- 

 isms on, 681 



Boas-Oppler bacillus, 596 

 Boda ovatus, 365 

 Boils, 792 



Bombyx mori, 909, 910, 918, 937 

 Boophilus annulatus, 894 

 Boric acid as preservative, 555 

 Botryomyces equi, 784 

 Botryomycosis, 784 

 Botrytis cinerea, 616 



in wine, 604, 605 

 Botulism, 587 

 Brandy, 631 

 Bread, 564 



Bread, bacteria of, 564 



diseases of, 569 



dough, 565 



fermentation, 564 



French, 568 



Mexican, 568 



salt-rising, 569 



sour dough, 568 



sponge dough, 567 

 Brewing, 623 

 Bronchopneumonia, 795 

 Brownian motion, 172 

 Bubonic plague, 830 



vaccine, 739 

 Budding, 27 ' 

 Butter, canned, 507 



chemical preservation of, 553 



decomposition of, 483 



flavor of, 475, 482 



-milk, 512 



pathogenic bacteria in, 485 



refrigeration, 547 



sour-cream, 474 



sweet-cream, 474 



types of, 474 

 Buttermilk, artificial, 512 

 Butyric fermentation, 236 



equation of, 232 



in wine, 612 



CABBAGE, black rot of, 978 



"stump root" of, 969 

 Cadaverin, 241 

 Calcium in soil, 417 

 Calla lily, soft rot of, 984 

 Calothrix pulvinata, nuclear division of, 



17 



Camembert cheese, 502 

 Canine distemper, 856 



vaccine for, 738 

 Canker, citrus, 973 

 Canned foods, B. botulinus in, 529 



bacteria in, 528 



biological changes in, 528 



butter, 507 



cheese, 507 



