790 
Journal of Agricultural Research 
Vol. XXVIII, No. 8 
TYPE OF 1 SHORT 
VEGETATION J GRASS, 
ELEVATION 3676 FT 
'STATION AMARILLO, TEX. 
CREOSOTE BUSH CREOSOTEWSHAND DESERT 
AND DESERT GRASS. DESERT SAGE. SAGE. 
4600 FT H03 FT 536 FT. 
SOCDRRQMMEX. PHOENiX r ARtZ. MOHAWK,ARiZ. 
[MEAN ANNUAL 
[LENGTH OF RECORD 
!50\ 
ABS. MAX. 
MEAN 
56/ 
30 YRS. - 
576 
30 YRS. 
69.4 
26 YRS. 
74.5 
//YRS. 
. * »Vv 
Uj xn. 
% MAXIMUM 
\meanmax. 
^ MEAN MIN. 
% MINIMUM 
| LENGTH OF RECORD 
126 
893 
60.1 
227 
// YRS. 
ti* 
MEAN ANNUAL 
PRECIPITATION 
IN INCHES 
LENGTH OF RECORD 
hi 
2/.90 
/6 YRS. 
11 
■ik l 
il IliJIhi 
1 Ih-JlB.I 
H09 
22 YRS. 
7.50 
45 YRS. 
3.47 
4! YRS. 
Fig. 18.—A comparison of the vegetation with rainfall and temperature at Mohawk and Phoenix, Ariz.; 
Socorro, N. Mex.; and Amarillo, Tex. The graph shows monthly rainfall, monthly and annual mean, 
monthly absolute maximum and minimum, and monthly mean maximum and minimum temperatures. 
In addition, the mean annual rainfall, the mean annual, the annual maximum, the mean maximum, 
the minimum and the mean minimum temperatures, and the length of each record in years are given in 
figures below each graph. The type of vegetation and the name of the station with the elevation above 
sealevel are shown at the bottom of each column of graphs. 
