22 



The Bulletin 



TABLE II— RESULTS OF FERTILIZER EXPERIMENTS WITH CORN— 



Results in "Old Field" 



Number 



of 



Plat 



Fertilizer Application Per Acre 





P4 



o 



o 



Yield in Bushels of 

 Shelled Corn Per Acre 



1903 ! 1904 1909 Ave. 



34.6 Pounds 13% Blood..- , J^N= 



22 I ■{ 150 Pounds 14% Acid Phosphate P= 



22.5 Pounds 20% Manure Salt K= 



69.2 Pounds 13% Blood ^ N= 



1» -{150 Pounds 14% Acid Phosphate ...P= 



22.5 Pounds 20% Manure Salt K= 



|'138.4 Pounds 13% Blood 2 N= 



3» I -i 150 Pounds 14% Acid Phosphate P=: 



22.5 Pounds 20% Manure Salt K= 



('207.6 Pounds 13% Blood 3 N= 



42 <! 150 Pounds 14% Acid Phosphate P= 



22.5 Pounds 20% Manure Salt K= 



Unfertilized 0= 



4.5 



21 



4.5 



21 



4.5 



18 



21 



4.5 



27 



21 



4.5J 



23.1 



28.6 



29.2 



34.9 

 22.9 



33.4 



36.4 



39.4 



44.1 

 35.6 



28.3 



32.5 



34.3 



39.5 

 29.2 



Results in Field A 



7 

 11 



10 



12 



13 



Uniertilized O^ 



34.6 Pounds 13% Blood }^N= 



1 150 Pounds 14% Acid Phosphate P= 



22.5 Pounds 20% Manure Salt.. K= 



69.2 Pounds 13% Blood N= 



1 150 Pounds 14% Acid Phosphate ...P= 



22.5 Pounds 20% Manure Salt K= 



fl38.4 Pounds 13% Blood 2 N= 



! 150 Pounds 14% Acid Phosphate P= 



22.5 Pounds 20% Manure Salt K= 



|'207.6 Pounds 13% Blood 3 N: 



150 Pounds 14% Acid Phosphate P= 



1 22. 5 Pounds 20% Manure Salt.. K= 



4.5 



18 



27 



21 



4.5 



21 



21 



21 



4.5 



4.5 



4.5 



1905 



27.3 

 21.2 



23.6 



28.1 



41.0 



1907 



32.5 

 31.1 



31.2 



36.3 



45.9 



1909 



13.0 

 17.2 



20.2 



28.0 



37.4 



Ave. 



24.26 

 23.16 



25.0 



30.8 



41.43 



