Bui. 1180, U. S. Dept. of Agriculture. 
Plate V, 
Fig. I. — Early Growth of Corn with Ammonium Nitrate. Field I 
Season of I92I. 
At left, ammonium nitrate, 1,000 pounds 4-4-2 fertilizer per aere; yield 28.6 bushels. At right, 
no fertilizer: yield 8 bushels. 
Fig. 2. — Early Growth of Corn with Cyanamid (and Basic Slag\ 
Field I, Season of 1921. 
At left, cyanamid, 1,000 pounds 4-4-2 fertilizer per aere: yield 36.6 bushels. At right, no fer- 
tilizer; yield 8 bushels'. 
