GRAIN-SORGHUM EXPERIMENTS IN THE PANHANDLE OF TEXAS. 3 
western Texas, including the so-called ‘‘Staked Plains.”’ The word 
is here used in the broader sense. Figure 1 is a sketch map of this 
district. No definite eastern or southern boundary for the Pan- 
handle has ever been fixed. The eastern boundary is generally held 
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Wie. 1.—Sketch map of the Panhandle section of Texas and the surrounding country. The Panhandle 
section as discussed in this bu Iletin is indicated by the shaded boundary. 
to be the escarpment locally known as the “cap rock,” which roughly 
approximates the line of the 2,000-foot contour. The results given 
herein are applicable to all this district, including small portions of 
adjacent New Mexico and Oklahoma. 
