Ill 
Research Bulletin No. 3 
until the end of April when it had put forth a head part way out 
of the sheath. On May 13 it was in bloom and four days later 
showed the first signs of injury from drouth. It made no fur- 
ther growth and formed but a single grain. The seed was ripe 
but the plant was not dead on June 11. On the following day 
XII XVI XVIII XXI IV III 
Fig. 16. Milo 77 and 123 days after planting; experiment of 1910. 
the high temperature killed the plant. The cylinder was opened 
9 days later. The roots were abundant and uniformly dis- 
tributed thruout the subsoil. The free water in the subsoil had 
been quite uniformly reduced, with an average of 0.7 per cent. 
Cylinder with 12 per cent free water in the subsoil. — 
Cylinder XXI was filled with subsoil containing 18.2 per cent 
