DIVISION OF HORTICULTURE 



337 



SESSIONAL PAPER No. 16 



Five Year Averages. 



Thirteen, of these varieties have been grown for the last five years, and six more 

 have been grown for three years. The following are the average results obtained in 

 these periods: — 



Variety. 



Ashleaf Kidney 



Morgan Seedling 



American Wonder 



Empire State 



Reeve's Rose 



Late Puritan 



Irish Cobbler 



Money Maker 



Early White Prize 



Manitoba Wonder . 



Carman No. 1 



Rochester Rose 



Gold Coin 



Woodbury's White Rose (average of 3 years). 



Early Ohio (average of 3 years) 



Peacock's Surprise (average of 3 years) 



Hamilton's Early n ....... 



Factor u 



Hard to Beat ■■ 



Average 

 Earliness. 



Late .... 

 Medium. 

 Late . . . 

 Medium. 



Late 



Medium-Early. . 

 Medium-Late. . . 



Early 



Medium 



Early 



Late 



Medium 



Early 



Medium 



Medium-Early. 

 Late 



Average 

 Size. 



Large . . 



n 



it . . 

 Medium 

 Large . . 

 Medium 



Small.'.' 

 Mt dium 

 Large . . 

 Small . . 

 Large . . 

 Medium 

 Larpre . . 

 Medium 



Small. . . 



Commercial Fertilizers on Potatoes. 



Three kinds of commercial fertilizers were tested separately on potatoes, and a 

 combination of the three was also tried. Acid Phosphate was used as a representative 

 of fertilizers containing phosphorous, muriate of potash was chosen as a typical 

 potash manure, and sulphate of ammonia was used for nitrogen. The plots were 

 %o acre in size. The potatoes were planted on May 27 and dug on September 24. 



Fertilizer Used 



No fertilizer 



Acid phosphate (600 pounds per acre) 



Muriate of potash (320 pounds per acre) 



Sulphace of ammonia (160 pounds per acre) 



Acid phosphate (600 pounds per acre) "j 



Muriate of potash (320 pounds per acre) \ 



Sulphate of ammonia ,160 pounds per acre) J 



564 



40 



Each of these fertilizers costs about $9 or $10 per acre in the quantities used, 

 exclusive of cost of application. 



16—23 



