78 



AGRICULTURAL, EXPERIMENT STATION. 



Average. 



No fertilizer 



Dissolved bone black, containing phosphoric acid 



Dissolved bone black, 

 Muriate of potash. 



Dissolved bone black, 

 Muriate of potiish, 

 Sulphate of ammonia, 



Containing phosphoric 

 acid and potash, 



Containing phosphoric 

 acid, potash and nitro- 

 gen, 



Fine ground bone, containing phosphoric acid and nitrogen 



Yield per 

 plot. 



lield per 

 acre. 



lbs. 

 113. 



lbs 

 2'2t;0 



107.5 



2150 



94.5 



1890 



121,5 



2430 



98. 



19f)0 



Experiment of G. M. Douglass, Cornish. Soil sandy and run 

 out. Crop, corn. 



10 



Fertilizer Applied. 



No fertilizer. 



Dissolved bone black 



Dissolved bone black 

 Muriate of potash. . . 



Dissolved bone black . 

 Muriate of potash . . . . 

 sulphate of ammonia . 



Fine ground bone . .. 



No fertilizer , 



Dissolved bone black 



Dissolved bone black 

 Muriate of potash.. . . 



Dissolved bone black . 

 Muriate ol potash . . . . 

 Sulphate of ammonia. 



Fine ground bone 





S = 



400 



400 

 100 ; 



400- 

 100 ' 



lou' 



400 



400 



400 > 

 1005 



400) 

 100 V 

 100) 



400 



Yield per Plot. 



lbs 

 103.5 



106.0 

 84.0 



151.0 



106.0 

 103.5 

 102.0 



93.5 



135.5 

 94,5 



lbs. 

 110. 



119.5 



145.8 



201.0 



116,0 

 108.0 

 140.0 



144.5 



186.0 

 110,8 



lbs 

 219,6 



225.5 



229.8 



352.0 



222.0 

 211.0 

 242.0 



238.0 



321.0 

 205.3 



Yield per Acre. 



bush 

 27.(3 



28.3 

 22.4 



40,3 



28.3 

 27.6 

 27.2 



25.0 



36,1 

 25.0 



lbs 

 2320 



2390 

 3915 



4020 



2320 

 2160 

 2800 



2890 



3720 

 2214 



lbs. 

 4390 



4510 

 4595 



7080 



4440 

 4220 

 4840 



4760 



6420 

 4108 



