Bui. 86. Forest Service, U. S. Dept of Agriculture. 



PLATE XI. 



FIG. 1 .LUXURIANT GROWTH OF ORCHARD TREES IN CENTRAL KANSAS; INCLOSED BY 

 COTTONWOOD GROVE AND PROTECTED FROM MECHANICAL AND DRYING POWER OF 

 WIND. 



FIG. 2. WHEAT NEAR THE TREES HAS BEEN BENEFITED BY THE COVERING AFFORDED 

 WHERE SNOW DRIFTED IN THE LEE OF THE WINDBREAK. 



