maize 



CHAP, 

 IV. 



8,500 maize plants, which, with 24 feet of leaf-surface each, 

 would yield a total of 204,000 square feet, or 4-68 times the 

 area of the soil covered by the crop. 



The following method of measuring the leaf-surface of 

 maize has been recommended by some of the Agricultural 

 Experiment Stations in the United States : — 



Select an average-sized leaf. 



Take the width at 3 inches from the ligule. 



