Food for 

 Plants 



118 



{Plot 3.) Corn. Fertilizer — 400 lbs. acid phosphate and 160 lbs. muriate of potash. 



No Nitrate of Soda. 



(Plot 4.) Corn. Fertilizer— 250 lbs. Nitrate of Soda, 400 lbs. acid phosphate and 160 



lbs. muriate of potash. 



