U. S. Dept. of Agr., Bui. 148, Office of Expt. Stations. Irrigation Investigations. 



Plate III 



Fig. 1 .—Effect of Irrigation on Asparagus During an Ordinary Season; Unirri- 

 GATED Stalks ion Lefti Badly Affected by Rust. 



Fig. 2.— Yields of Onions on Irrigated Plat ion Left^ and on Unirrigated Plat 



ion Right*. 



