Bui. 1105, U. S. Dept. of Agriculture 



Plate XXI 



Fig. I. — Types of Grazing Injury to Seedlings in the Cotyledon 



Stage. 



Fig. 2. —Normal and Injured Seedlings 3 Years Old. Repeated Injury 

 Results in Retarded Growth and Ultimate Death. Fig. 3. — Saplings 

 Approximately 20 Years Old Dwarfed and Distorted by Continu- 

 ous Injury. 



