THE TREATMENT OF GAME PRESERVES. 



57 



and so on to the oldest class, which would contain only a few 

 trees per acre. It is, of course, out of the question to work up 

 exactly to the theoretically determined number in each class. 

 Hence, such figures can only serve as a general guide. By 

 icaji of illustration, the following example will show the 

 numbers before and after cutting, and the difference, repre- 

 senting the number of trees removed at each cutting, assuming 

 that the oldest trees shall reach the age of 100 years. 



NUMBER OF STANDARDS IMMEDIATELY KEI-'ORE ('rrrixo. 



NUMBER OF STANDARDS IMMEDIATELY AFTER CUTTING. 



STANDARDS CUT. 



