Cir. 106, Bureau of Plant Industry, U. S. Dept. of Agriculture. 



Plate IV. 



Fig. 1.— Canada Field Peas Grown without Irrigation. These Peas Gave a 



Yield of 1.9 Tons per Acre. 



(Photographed May 19, 1911.) 







Fig. 2.— Guinea Grass Grown Under Irrigation. This Grass has Possibilities 

 as a Forage Crop when Irrigated. 



fPhotoeraiiln'il November 1, I'.tlO.I 



