28 



The Bulletin 



Table III— 

 Results in Field B 



Number 



of 



Plat 



Fertilizer Application Per Acre 





kP-i 



o 

 ja 

 PMO 



43 ' O^.., 



ofc 

 P4 



o 



el 



o 



PL, 

 ■*- 0) 



o "-• 



CI 51 



^^ 



Ph 



Yield in Bushels of 

 Shelled Corn Per Acre 



1906 



1908 1909 



Ave. 



13 

 16 



11 



17 



18 



Unfertilized 0= 



69.2 Pounds 13% Blood.. N= 



75 Pounds 14% Acid Phosphate 3^P= 



22.5 Pounds 20% Manure Salt K= 



69.2 Pounds 13% Blood N= 



! 150 Pounds 14% Acid Phosphate P= 



22.5 Pounds 20% Manure Salt _ K= 



69.2 Pounds 1.3% Blood N= 



1300 Pounds 14% Acid Phosphate 2 P= 



22.5 Pounds 20% Manure Salt _ K= 



69.2 Pounds 13% Blood N= 



{450 Pounds 14% Acid Phosphate 3 P= 



22.5 Pounds 20% Manure Salt K= 



10.5 



4.5 



21 



4.5 



42 



4.5 



63 



4.5 



16.6 

 17.0 



19.3 



19.3 



21.1 



15.1 

 16.7 



19.0 



20.0 



20.9 



15.9 

 16.85 



19.2 



19.7 



21.0 



