EXPERIMENT STATION. 



467 



With these ends in view, the following course was decided 

 upon, and carried out during the succeeding season (1885). 



The entire field (A) was prepared. May 12, in a similar man- 

 ner for the planting of corn as in preceding years (see Second 

 Annual Report, page 81). 



Plat No. 0, 



Plat No. 1, 

 Plat No. 2, 



Plat No. 3, 



Plat No. 4, 



Plat No. 5, 



Plat No. 6, 



Plat No. 7, 



Plat No. 8, 



Plat No. 9, 



Plat No. 10, 



Thrown out of the experiment, 

 r Twenty-five pounds of sodium nitrate (=to 

 \ 4 lbs. of nitrogen) 



Nothing. 

 ( Thirty jDounds of dried blood (= to 4 lbs. of 

 \ nitrogen). 



Nothing. 

 /Twenty-five pounds of ammonium sulphate 

 \ (= to 5 lbs. of nitrogen). 



Nothing. 

 /Fifty pounds of dissolved bone-black (=r: 8.5 

 \ lbs. of available phosphoric acid). 



Nothing. 

 r Twenty-five pounds of muriate of potash 

 V (=1 from 12 to 13 lbs. potassium oxide). 



48^ pounds potash-magnesia sulphate (z=. to 

 12-13 lbs. potassium oxide). 



{ 



The growth on the entire field was cut September 5, and the 

 product of each plat stacked by itself in the field for drying ; 

 it was housed October 10, with the following results : — 



Amount of Dry 



Corn Fodder 



Obtained. 



Fertilizer Applied. 



No. 1, 



2, 

 3, 

 4, 



6, 



6, 



7, 



8, 



9, 



10, 



480 lbs. 



310 " 



350 " 



300 " 



360 " 



280 '• 



250 " 



945 " 



845 " 



25 lbs. of sodium nitrate (= 4 lbs. of nitro- 

 gen). 



Nothing. 



30 lbs. of dried blood {:=. 4 lbs. of nitrogen). 



Nothing. 



25 lbs. of ammonium sulphate (=. 5 lbs. 

 nitrogen). 



Fallow. 



50 lbs. of dissolved bone-black (= 8.5 lbs. 

 available phosphoric acid). 



Nothing. 

 '25 lbs. of muriate of potash (= from 12 to 



13 ll)s. potassium oxide). 

 '48^ lbs. potash-magnesia sulphate (::rfrom 

 12 to 13 lbs. of potassium oxide). 



