25 



RESULTS OF THE ADDITION OF NITROGEN TO 



Value of net average increment, 

 Financial result, 



$2.66 

 1.34 loss 



RESULTS OF THE ADDITION OF BONE-BLACK TO 



Hard Corn, bushels per acre, 

 Soft " " ^' " 



Stover, pounds " " 



5.1 

 2.2 



180 



8.3 



—.2 



30 



3 S 



—10.3 



—1.9 



—1170 



14. 



210 



—2.7 



—.2 



--187.5 



Value of net average decrease, 

 Financial result, 



$1.50 

 6.30 loss 



RESULTS OF THE ADDITION OF POTASH TO 



Hard Corn, bushels per acre. 



Soft " 



Stover, pounds " '• 



1.9 

 —.3 



877.5 



Value of net average increment, 

 Financial result. 



$2.46 

 .74 loss 



