Bui. 299, U. S. Dept. of Agriculture. 



Plate XIII. 



Fig. 1. — Stand in Indiana 15 years old, trees 3 to 6 inches in diameter and 25 to 35 feet high. 

 Not yet ready for thinning, as natural pruning has not progressed far enough. 



Fig. 2.— Stand 35 to -10 years old in central Ohio. Trees to 12 inches in diameter and BO to 60 

 feet high. Stand will cut 7,(100 board feel per acre. Natural pruning has progressed suffi- 

 ciently to admit of heavy thinning if desired. A slight admixture of other species in the 

 stand,"including Mark cherry, yellow poplar, red oak, and sugar maple. Large tree on left 

 is black chcrrv, which has considerably outgrown the ash, and tree on right is red oak, which, 

 on the other hand, lias been, outgrown by the ash. 



EVEN-AGED, WELL-STOCKED NATURAL STANDS OF WHITE ASH 

 DESIRABLE TO SECURE IN MANAGEMENT. 



