PLATE V 



Fig. I. — Sudan grass (pots 211 to 2161. First crop, grown May 28 to July 26, 1912. 

 Photographed on July 25, 1012. Water requirement, 3i2±3. 



Fig. 2. — Voronezh proso (pots 199 to 204), grown June 5 to August 20, 1912. Pho- 

 tographed on July 29, 1912. Water requirement, 2o6i:i. 



Fig. 3. — Kursk millet (pots 205 to 210), grown June 9 to August 20, 1912. Pho- 

 tographed on July 30, 1912. Water requirement, i87±2. 



Fig. 4. — Select Grimm alfalfa (pots 139 to 144), grown in the open, May 24 to July 

 27,1912. Photographed on July 26, 1912. Water requirement. 745±22. 



Fig. 5. — Select Grimm alfalfa (pots 133 to 138), grown in the shelter, May 24 to 

 July 26, 1912. Photographed on July 26, 1912. Water requirement, 6oo± 17. 



