vSTARCH CROPS 



III- 



Table I. — Formation of Excrescences on the Tubers 

 in the Different Varieties of Potato. 



Percentage of deformed tuljers in relation : 



Names of varieties 



to the total number of tubers 

 tested 



Kitchen Garden : 



I^cal white 



Elongated Royal 



" Feia " 



" Delicatesse " 



Rose de neige 



Duchess of Cornwall 



lyocal red 



Ever good . 



Kitchen Garden and Industrial . 



Jubel 



Prof. Woltniann 



Prof. Maerckcr 



Piast 



I<eon 



A. switez N. loi 



" Devant le front " 



I ndustrial : 



Richter's Jubilee 



Alcohol with violet flowers . 



Brocken 



Prince Bismarck 



Grif 



Silesia 



New Emperor 



Sas 



Forai^c : 



White Elephant 



Blue Giant 



1914 



^5-4 

 39-3 



29-5 



12.0 

 ig.o 



659 

 35-2 

 63.2 

 47-9 

 37-6 

 6.6 

 31 



43-3 

 76.6 

 20.5 



173 

 18.4 

 36.1 

 18.8 

 6.1 



5U.5 

 20.0 



70-3 

 39-6 

 28.6 

 28.5 

 25.0 

 25.0 



21.5 

 15-2 



450 

 34-8 

 253 



52.0 



40.5 

 32.0 

 21.8 

 20.9 



17-7 

 H.I 



6.3 



42.7 

 20.5 



to tlie total 



weight of tubers 



tested 



in 1915 



76.2 

 39.5 

 35-9 

 33-3 

 32.7 

 31-9 

 28.4 

 18.1 



56.0 

 36.2 



29-5 

 32.1 

 26.2 

 12.3 

 9-3 



63.8 

 53-4 

 314 

 13-7 

 26.1 

 24.4 

 16.5 

 10.8 



56.5 

 254 



