Bui. 741. U. S. Dept of Agricultu 
Plate IV. 
Fig. 1.— Fenced Plot, Complement to Unfenced Plot Shown in Plate III, Fig. 1. 
At the end of the third season following cutting there remained 3^ 800 vigorous sprouts per acre cf 
an average height of approximately 4 feet. This number three years after cutting is more tha n 
ample for the establishment of a full aspen stand. 
Fig. 2.— Three-Year-Old As^es Sprouts on Clear-Cut 
Fenced Plot Killed by Bark-Eating Rodents. 
Note extent cf removal of bark at various places along main stem and at 
base of large lateral branch. 
