24 



Karl Hermann Fernow 



TABLE 10. Inoculations on Solan um nigrum 



Mosaic 4 



Suscept, source of inoculum 



Number 

 of plants 

 inoculated 



Number 



of plants 



showing 



symptoms 



Type of 

 symptoms 

 observed 



Checks . 



Nicotiana Tabacum. 

 Solatium tuberosum. 

 Datura Stramonium 



Nicotiana glutinosa . 

 Phytolacca decandra . 

 Rumex obtusifolius . . 

 Phaseolus vulgaris. . 

 Echinocystis lobata. . 



* See footnote to table 2, page 13. 



TABLE 20. Inoculations on Solanum tuberosum 



Mosaic* 



Suscept, source of inoculum 



Number 

 of plants 

 inoculated 



Number 



of plants 



showing 



symptoms 



Type of 

 symptoms 

 observed 



A 



A 



B 



B 



B 



B 



C 



D 



E 



F 



G 



Checks 



Lycopersicon esculentum 



Nicotiana Tabacum 



Lycopersicon esculenium 

 Nicandra Physalodes . . . 

 Nicotiana glutinosa. . . . 

 Solanum tuberosum. . . . 

 Datura Stramonium. . . . 

 Nicotiana glutinosa. . . . 

 Phytolacca decandra. . . . 



Rumex obtusifolius 



Phaseolus vulgaris 



f Rubbed 



| Grafted 



[ Untreated 



26 



14 



11 

 9 

 1 



53 

 2 

 1 



2 



1 



6 



9 



23 



9 

 

 

 31 

 

 

 

 

 





 5 

 



/ 4 A 

 I 1 B 



* See footnote to table 2, page 13. 



