iiay29. isi6 Root Systems and Leaf Areas of Corn and Sorghum 327 



Table VIII. — Dry weight, leaf and sheath areas of corn, kafir, and milo at different 

 stages of growth in igidat Garden City, Kans. — Continued 



SUMMARY 



1 F=- Leaves fully imfolded ; P= Leaves partially imfolded. ' Leaf surface equals twice these figures. 



Stage I. — The plants reached this stage one month from the time of 

 planting. Each plant showed four fully and four partially unfolded 

 leaves. The Dwarf milo and Blackhull kafir plants had reached a height 

 of I foot, while the com plants stood i>< feet high (PI. XLIII, fig. i). 

 The leaf areas at this stage measured 1,553, 945, and 909 sq. cm. for corn, 

 Blackhull kafir, and Dwarf milo, respectively, while the sheath areas of 



