INVESTIGATIONS OF POTATO WART. 9 
Table 1. — Reaction of American and European potato varieties to potato wart — Contd. 
Group and variety. 
Source of seed. 
Years 
tested. 
Tests 
made. 
Wart re- 
action. 
1 
2 
3 
4 
1 
S 
American varieties (un- 
classed ) — Continued. 
Mclntyre 
Mills Pride 
Field Laboratory, Prince Edward 
Island. 
do 
1 
1 
1 
2 
i 
1 
2 
2 
2 
1 
2 
1 
1 
2 
3 
1 
1 
3 
3 
1 
1 
1 
1 
2 
2 
3 
2 
3 
3 
• 
1 
1 
1 
1 
3 
2 
2 
2 
1 
1 
2 
1 
1 
2 
3 
1 
1 
3 
3 
1 
1 
1 
1 
1 
2 
2 
3 
2 
3 
3 
+ + 
70 
Unknown X 
Highland. Pa. (local) 
++ 
Unknown 114 
Foreign varieties (miscellan- 
eous): 
Australian Blue 
B2 
W. G. Utterback, Sigourney, Iowa... 
Agricultural Experiment Station, 
Sitka, Alaska. 
Stat. Path. Veg., France 
+ 
++ 
+ 
Bravo 
Busola 
Caeha X egra v - 
H. M. Quanjer, Groeningen, Holland.. 
, H. Dolkowski & Sons, Galicia, Austria 
+ 
+ 4- 

Ca^aker Salathornschen 
Germany 

Clifden Seedling 
Clio 
Field Laboratory, Prince Edward 
Island. 
• Poland 

+ + 
Commandant 
JohA. Westerdijk, Holland 
+ 
Concordia 
E. Schaffnit, Germany 
+ 
Czarine 
Stat. Path. Veg., France 
?0 
Dalmeny 
Eldorado 
E. H. Grubb. Carbondale, Colo 
+ 
+ 
Ekishirazu 
Eigenbeimer 
Groningen Kron 
Donald Reddick, Ithaca. N. Y 
H. M. Quanjer, Groeningen, Holland.. 
do 
++ 
70 
+ + 
Hamakua 
Institut de Beauvais 
E. S. Schultz, Presouelsle, Me 
+ 
+ + 
Jaune Ronde 
do 
4- 
Kucknck 
± 
Martin's Horn 
+ 
Northern Invincible 
Pepo 
Field Laboratory, Prince Edward 
Island. 
E. Schaffnit, Germany 
+ 
?0 
Portuguese Purple 
+ 
Ouarantaine de la Halle 
Stat. Path. Veg., France 
?0 
Rheingold 
?0 
Roode Star w 
Russian Blue 
70 
+ 
Saxony 
Saucisse 
W. W. Rawson & Co.. Boston, Mass.. 
Stat. Path Veg., France 
+ + 
+ + 
?0 
Summit 
Field Laboratory, Prince Edward 
+ 
Thieler 
± 
Do 
H. Dolkowski & Sons, Galicia, Austria. 
E. Schaffnit. Germany 
± 
Violate d'Auvergne 
Vitality 
++ 
Alford. Lincolnshire, England 
-f 
W. Riehter 
± 
Zbvszek 
73. 
H. Dolkowski & Sons. Galicia, Austria. 
Stat. Path. Veg. France 
++ 
+ + 
English and Scotch varieties: 
Abundance 
Board of Agriculture and Fisheries, 
London, England. 
do 


America 
do. 

Arran Chief 
Arran Comrade 
Field Laboratory, Prince Edward 
Island. 
Board of Agriculture and Fisheries, 
London, England. 
do 
+ 


Arran Victory 
Ash Leaf 
do 


Bprrick 
+ + 
Bishop 
Burnhouse Beauty 
Dargill Early 
London, England. 
do 


do 

Duchess 
do 

Edzpll Blue 
do 

Epicure 
-1- 
Golden Wonder 
Great Scot 
Board of Agriculture and Fisheries, 
London, England. 
do 


15 A primitive tvpe of Solanum tuhn^um from Chile. 
11 Reported to be resistant but not immune in Germany. 
33570— 23— Bull. 1156 2 
