1901.] 



PUBLIC DOCUMENT — Xo. 83. 



115 



The other plots in the field received an ap})lication of 

 materials practically the same in kind and qnantity as have 

 been recommended in Bulletin jS^o. 58 for corn on soils poor 

 in organic matter. The principal difference between the 

 manuring of these plots and the others is that they receive 

 slightly more nitrogen, much less phosphoric acid and con- 

 siderably more potash. The materials supplied to the sev- 

 eral plots are shown in the following table : — 



FERTILIZERS USED. 



Nitrate of soda, 



Dried blood, 



Dry ground fisli, 



Acid pliosphate, 



Muriate of potaeli 



Plots 1 and 3 

 (Pounds Each). 



Plots 2 and 4 

 (Pounds Each). 



30.0 

 30.0 

 37.6 

 273.0 

 37.5 



50.0 

 50.0 

 62.5 



The variety of corn grown this year was Sibley's Pride of 

 the North. The growth was vigorous and healthy, and un- 

 affected, so tar as could be seen, by any abnormal conditions. 

 The yields were as follows : — 



Yield of Corn, 1900. 



It will be noticed that the yield of grain on the ' ' special " 

 fertilizer exceeds that on the fertilizer richer in potash, the 



