Bui. 192, Bureau of Plant Industry, U. 5. Dept. of Agriculture. 



Plate VI. 



Fig. 1.— View in the 500-acre Olive Plantation near La Mirada, Cal. 



Fig. 2.-VIEW in a Different Part of the Plantation Shown in Figure 1, where 

 THE Trees have been Thinned by Removing Alternate Diagonal Rows. 



