PLATE LXXII 



Fig. I. — Sudan grass, grown May 22 to September 14, 1915. Water requirement 

 based on total dry matter, excluding roots, 3o6±i5. Average of 3 cans. 



Fig. 2. — Pride of Saline com, grown May 22 to August 25, 1915. Water requirement 

 based on total dry matter, including roots, 236±3. Based on total dry matter, ex- 

 cluding roots, 267 ±2. Average of 10 cans. 



Fig. 3. — Blackhull kafir, grown May 22 to September 18, 1915. Water require- 

 ment based on total dry matter, including roots, 204±2. Based on total dry matter, 

 excluding roots, 2 17 ±2. Average of 8 cans. 



Fig. 4. — Method of sealing the lids with tape and the wax seal around the plants. 



