40 



AGRICULTURAL EXPERIMENT STATION. 



No fertilizer 



Dissolved bone black, containing phosphoric acid. . . 



Dissolved bone black, jContaining phosphoric acid ) 

 Muriate of potash, | and potash, ) 



Dissolved bono black, 

 Muriate of potash, 

 Sulphate of ammonia, 



Containing phosphoric acid i 

 potash and nitrogen, i 



C c,. J , Containing phosphoric acid 



< Fine ground bone, . ..*' '^ ^ 



t '' and nitrogen, 



Yield per plot. 



c 

 u 



OS 



lbs. 

 3.3 



36.6 

 50.0 



134.1 



39.0 



ee 



a 



CO 



Ibi. 



18.8 



27.1 

 29.2 



3 



H 



lbs. 

 22.0 



63.6 

 79.2 



28. 7 162.8 



25. 2i 64.2 



Yield per acre. 



« 

 to 



bu. 

 1.5 



12.1 

 16.6 



S 



02 



bu. 

 6.2 



9.0 

 9.7 



44.6 9.5 



13.0 8.3 



o 

 H 



bu. 



7.7 



21.1 

 26.3 



54.1 



21.3 



D. B. Johnson, Freedom. 

 Crop, beans. The experimental field has 

 years. Soil very uniform. 



been in grass for six 



Plot. 



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 bon« black. 



Dissolved bone black. 

 Muriate of potash. .. 



C Dissolved bone black. 

 < Muriate of potash . .. 

 C Sulphate of ammonia. 



Fine ground bone 





c <- 



J* 



lbs. 



400 



400 

 100 



400 

 100 ' 



loo; 



400 



Yield per 

 acre. 





400 



400 

 100 



400 

 100 

 100 



400 



lbs. 

 27.3 



32.5 

 24. S 



35.5 



31.0 

 28.0 

 34.5 



32.0 



40.0 

 2>.3 



lbs. 

 24.8 



31.5 

 19.8 



38.3 



31.0 



23.8 

 33.8 



31,3 



38.8 

 32.5 



