PLATE VI 



Fig. I.— Cowpea (pots 151 to 156), grown June 17 to August 26, 1913. Photographed 

 on July 26, 1913. Water requirement, S7i±3. 



Fig. 2. — Hairy vetch (pots 181 to 186), grown May 29 to July 18, 1913. Photographed 

 on July 17, 1913. Water requirement, 672±9. 



Fig. 3. — Soy bean (pots 193 to 198), grown Jime i to August 26, 1913. Photographed 

 on July 26, 1913. Water requirement, 690±8. 



Fig. 4. — Cantaloupe (pots 325 to 330), grown June 14 to September 13, 1913. Pho- 

 tographed in place on July 26, 1913. Water requirement, 778±34. 



Fig. 5. — Indian Flint com (pots 253 to 258), grown June 7 to August 27, 1913. 

 Photographed on July 26, 1913. Water requirement, 342 ±5. 



Fig. 6. — McCormick potato (pots 121 to 126), grown June 5 to October 4, 1913. 

 Photographed on July 26, 1913. Water requirement, 7i7±ii. 



