Food for 

 Plants 



m 



*• -■ MT limt if 



".'^V 







...'^ -^ ^^l"'.-* . 



afc. . ~.-a-m 



(Plot 3.) Sweet Potatoes. Fertilizer — 400 lbs. acid phosphate and 160 lbs. muriate of 



potash. No Nitrate of Soda. 



fe 



-f.^Jaga^jt'-.a.R'gaair/^.i^.'iffa^TBMta'^Atii^f.v:.-,. 



(Plot 4.) Sweet Potatoes. Fertilizer — 250 lbs. Nitrate of Soda, 400 lbs. acid phosphate 



and 160 lbs. muriate of potash. 



