Bul, 211, U. S. Dept. of Agriculture. PLATE Il. . 
Fia. 1.—AN AREA IN NEW MEXICO HAVING A TYPICAL COMPACT GROWTH OF BLUE 
GRAMA, COMMON ON THE NORTHERN PLAINS. 
Fig. 2.—A SMALL VALLEY IN THE NORTHERN PART OF NEW MEXICO, SHOWING IRRI- 
GATED LANDS PRODUCING ALFALFA. 
The growth shown in the foreground is typical of the unirrigated land of the region when 
the range is protected. 
