CONTENTS IX 



PAGE 



Cause Aplanobader stewarti (EFS.) McCulloch 161 



Technic 163 



Determine 167 



For the organism 167 



Morphology 167 



Cultural Characters 168 



Response to Non-nuttitional Environment 168 



For the Disease 169 



Signs 169 



Histology . 170 



Variability 172 



Transmission 174 



Means of Prevention 176 



Literature 176 



IV. THE BROWN ROT OF SOLANACEAE 177 

 Type. . . 177 



Cause Bacterium solanacearum EFS. 182 



Technic. . 188 



Determine 189 



For the Organism 189 



Morphology 189 



Cultural Chaiacters .... 193 



Response to Non-nutritional Environment 195 



For the Disease . 195 



Signs 195 



Histology 196 



Variability 198 



Transmission 199 



Literature 200 



V. BACTERIAL CANKER OF TOMATO 202 



Type 202 



Cause Aplanobacter michiganense EFS 205 



Technic. 207 



Deteimine 212 



For the Organism 212 



Moiphology 212 



Cultural Chaiacteis 213 



Response to Non-nutritional Environment 214 



For the Disease 215 



Signs. . . 215 



Histology 215 



Variability 215 



Transmission 216 



Host Plants 219 



Literature 



VI. JONES' SOFT ROT OF CARROT, ETC 



Type 



Cause Bacillus carotovorus L. R. Jones 



Technic. ... 241 



