cox TEXTS 



PAGE 

 THE MAGNETIC DECLINATION IN PRINCE GEORGE'S COUNTY. 



By L. a. Bauer 215 



Introductory 215 



Meridian Line 215 



Description of Stations 216 



THE FORESTS OF PRINCE GEORGE'S COUNTY. By F. W. Besley.. 219 



Introductory 219 



The Distribution of the Forests 219 



The Forest Types 221 



Mixed Hardwood Type 221 



Pure Pine Type 221 



Hardwood-Pine Type 224 



The Stand of Timbet. and its Value 225 



Merchantable Hardwoods 225 



Merchantable Pine 229 



Culled Hardwood 229 



Culled Hardwood and Merchantable Pine 229 



Hardwood Saplings 231 



Pine Saplings 232 



List of Native Tree Species 233 



The Important Commp^rcial Trees 234 



The Oak 234 



The Chestnut 235 



The Yellow Poplar 235 



The Scrub Pine 235 



The Red Gum 236 



The Hickory 236 



The Red Cedar 236 



The Present Use of the Forests 236 



Lumber 236 



Cordwood 237 



Pulpwood 237 



Railroad Ties 238 



Poles 238 



Piles 238 



Fencing Material 239 



Export Woods 239 



Transportation Facilities 239 



Destructive Influences 240 



Fires 240 



Cause 241 



Preventative Measures 241 



Grazing 241 



Destructive Methods of Cutting 242 



Forest Management 243 



Mixed Hardwoods 243 



Pure Pine Stands 245 



Index 247 



