Food for 

 Plants 



~ 120 



(Ploi- 3.) Corn. Fertilizer — 400 Ihs. acid phospliate and ibo llis. inuriatr ul putasli. 



No Nitrate of Soda. 



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



lbs. muriate of potash. 



