1913.1 



PUBLIC DOCOIEXT — Xo. 31. 



15 



0. Ill testing varieties of potatoes it is absolutely essential 

 to use seed that lias been grown and stored under similar con- 

 ditions. To prove this statement the following test was 

 made : — 



Seed of two standard varieties — Beauty of Hebron and T^arly 

 Kose — were secured from several different sources. The 

 source of seed and the results obtained are shown in the fol- 

 lowing table quoted from the report of the agriculturist in the 

 eleventh annual report of this station : — 



Comparison of Seed Potatoes from Different Localilies {Yield in Pounds 



of 40 Sets). 



7. Xor( hern-grown seed is preferable to home-grown seed. 



8. ]\raiiy varieties advertised by Kseedsmen as being extra 

 early or extra large yieldcrs are found to be late and inferioi* 

 in regard to yield. 



9. From our observations the following varieties appear to 

 be identical : — 



King of the Earliest and Early Ohio. 



Salzer's Earliest and BUss's Ti-iumpli. 



Miller's Banner and Livingston's Banner. 



White Beauty and Cambridge Russet (almost identical). 



Hammond's Wondeiful and Rough Rider. 



Million Dollar and Mark Hanna. 



