INDEX 



667 



Bacterial diseases of plants, incuba- 

 tion period of, 17 

 latency of, 8, 17 

 list of plant families attacked by, 



4 

 list of plant genera attacked by, 



7 

 losses due to, 51, 52, 53, 54, 61, 



62, 64, 66 

 matured tissues attacked by, 9 

 methods of control, 68 

 new type of, 48 

 number of, 1, 4 

 one followed by another, 34 

 parenchymatic vs. vascular, 10 

 period of greatest susceptibility 



to, 8 

 reaction of host plant to, 48-51 

 scepticism as to occurrence of, 1 

 slow early progress in study of, 1 

 subject forty years old, 1 

 what governs infection, 12 

 when first discovered, 1 

 Bacterium, morphology, 132 

 Bacterium andropogoni EFS, 473, 475 



method of infection, 16 

 Bacterium aptatum Brown and Jamie- 

 son, 474 

 green fluorescent species, 36 

 Bacterium atrofaciens McCulloch, 474 

 cause of basal glume rot of wheat, 



55 

 figures illustrating, 57, 58 

 Bacterium beticolum Smith, Brown and 

 Townsend, 472, 474 

 cause of tuberculosis of beet, 50 

 Bacterium campestre (Pam.) EFS. (See 

 also Black rot of crucifers), 145 

 colonies, figures illustrating, 150, 



151 

 cultural characteristics, 147, 153 

 drying resistance to, 36, 147 

 growth on agar, 147 

 flagella of, 147, 150, 152 

 host plants, 146 

 in Holland and Denmark, 62 

 inoculation by insects, 148 

 inoculation experiments, 149 

 isolation of, from diseased plant, 

 149 



Bacterium campestre, literature, 159 

 method of infection, 16 

 method of inoculation, 150 

 morphology, 147 

 non-infectious to beans, 287 

 resistant varieties of plants, 149 

 retention of virulence, 148 

 seed-borne, 36, 159 

 type of infection, 16, 145 

 Bacterium citri (Hasse) Jehle, 59, 60, 



61, 62, 66, 287, 329, 474 

 Bacterium coronafaciens Elliott, cause 



of halo blight in oats, 474 

 Bacterium delphinii, factors favoring 



infection, 13 

 Bacterium glycineum Coerper, cause of 



blight of soy bean, 474 

 Bacterium hyacinthi Wakker, 17, 62, 



473 

 Bacterium juglandis (Pierce) EFS, 55, 



329, 473 

 Bacterium lachrymans Smith and 

 Bryan, 474 

 cause of angular leaf-spot of cu- 

 cumber, 36 

 factors favoring infection, 13 

 figures illustrating, 14, 15, 37, 38, 



39, 40 

 prevalence of, 69 

 Bacterium leguminosarum (Frank)EFS, 

 action of, on plant tissue, 

 46 

 a polar flagellate organism, 46 

 marked viscidity of cultures, 139 

 Bacterium maculicolum McCulloch. 

 (See also Cauliflower, spot of), 

 300 

 aerobe, 306 

 appearance of cauliflower infected 



with, 300 

 attacks cabbage also, 300 

 behavior in various media, 306-310 

 cause of cauliflower spot, 304 

 colonies of, 303, 309 

 dry air sensitive, 310, 316 

 flagella of, 313 

 green fluorescence, 306 

 heat sensitive, 310, 316 

 inoculation experiments, 311 

 lab ferment, 306 



