308 



INDEX. 



PAGH. 



Tobacco^ continued. 

 Wilt diseases continued. 

 Japanese disease continued. 



etiology 240. 2 44 



fertilizers, effect of 243 



geographical distribution 239 



history 238 



incubation period 239 



infection, manner of 238 



inoculations 238, 243, 271 



(See Bacillus nicotianae Uyeda.) 



literature 270 



losses 238 



microscopic appearance . 243 



parasite, cultural characteristics 238, 241 



(See Bacillus nicotianae.) 



description 238 



morphology 238, 241 



protective measures 243 



resistant varieties 243 



signs of disease 238, 239 



tissues attacked 238, 240, 243 



Uyeda's observations 238 



vascular bundles, bacterial occupation of .... 238 



weather conditions favoring 238, 240 



wounds, infection through 238 



literature 270 



North American disease 227 



[See also Bacterium solanacearum (North American 

 tobacco-wilt organism).] 



adventitious roots 230 



browning of tissues 229, 230 



cavities 230 



etiology 233 



Fusarium 227, 237 



incubation period, tomato 234 



infected soil, effect 229, 233, 235, 237, 271 



infection through wounded roots. . . 229, 234, 235 

 inoculations, 



peanut organism on tobacco 271 



potato organism on tobacco 230, 282 



tomato organism on tobacco 233 



tobacco organism on tobacco 229, 282 



[See also Bacterium solanacearum (North Ameri- 

 can tobacco- wilt organism).] 



isolation of parasite 228, 229 



literature 270, 271 



losses due to 227, 237 



McKenney's observations 227, 228 



preventive measures 238 



roots, infection through 229, 234, 235 



Sackett's observations 227 



signs of disease 229 



similarity of peanut-wilt to 271 



soil, infection through .... 229, 233, 235, 237, 271 



persistence of parasite in 237 



Stevens' observations 227, 237 



tissues attacked 227 



treatment 237 



vessels occupied by bacteria 227, 230 



wounds, infection through 229, 234, 235 



Russian disease 265 



etiology 265 



literature 270 



signs of disease 265 



South African disease . 268 



Bacillus sp. isolated 269 



Bacillus megaterium isolated 269 



Bacillus mycoides roscus isolated 269 



etiology 269 



gall worm, relation to disease 269 



isolations from diseased plants 269 



larva present in diseased plants 269 



literature 270 



Mucors isolated 269 



potato moth, relation to disease 269 



signs of disease 268 



PAGS. 



Tomato, 



Australian disease 207 



brown-rot (See Solanaceae, brown-rot). 



Ceylon disease 214 



Dutch East Indian disease 209 



(See Solanaceae, brown rot, Dutch East Indian 

 disease.) 



Grand Rapids disease of 161 



(See also Aplanobacter michiganense.) 



bacteria on surface of diseased stems 163 



bacterial occupation of substomatic chamber. . 163 

 brown rot, 



how unlike 163 



leaves not reflexed (pi. 14) 162 



mistaken for 175 



much less brown stain 161 



stems less inclined to form roots (pi. 14) .... 162 



cracking of stems 163 



geographical distribution 164 



infection, 



point of 161, 163 



through stomata 163 



infectiousness, high degree of 163 



inoculations on, 



potatoes 164 



tomatoes 161, 163 



irregular drying of leaflets in 165 



isolation of parasite 161 



literature 165 



meristematic tissue attacked 164 



Porto Rican weed attacked by 163 



sieve tissue attacked by 164 



signs of disease 161 



staining of tissues 161 



stomatal infection, common in : 163 



tissues attacked 161 



treatment 163 



Italian disease 203, 215 



Livingston's Dwarf Aristocrat, sensitive to brown 



rot 282 



Malay States disease 211 



sleepy disease 175 



water-content 282 



Tomato-wilt 174 



(See Solanaceae, brown rot; Bacterium solanacearum.) 



Top-rot of sugar cane 3. 81 



(See Sugar-cane, Top-rot.) 



Trap-plants 245 



Treub, Sereh 75 



Tryon, 



Australian disease of potato and tomato 207 



Bacillus vascularum solani 207, 208 



brown rot of Solanaceae in Australia 175, 207 



studies on bacterial disease of sugar-cane, 

 (See Sugar-cane, Cobb's disease.) 



Tschirch, Sereh, stumpy roots in 73 



Tunstall, tobacco-wilt, persistence of parasite in soil . 237 



Tylenchus sacchari 75. 77. 7 8 



Tyrosin, solubility in water 249 



Uyeda, cited 220, 226 



tobacco wilt, Japan, observations on 238 



Valeton, bacteriological investigations of healthy 



sugar-cane 75 



Sereh, observations 52, 72, 73, 74, 75 



Sereh, red pigment in, late stage of 17 



van Breda de Haan 



cited 226 



Dutch East Indian disease of tobacco 220, 222 



peanut wilt 151 



tobacco, diseased, coccus from 211 



slime disease, inoculations 270 



slime disease, underground infections . . . 181 



van Hall 



Bacillus atrosepticus 175 



Dutch disease of wallflower 277 



Vasculin 7 



Voglino, Italian disease of tomato 215 



