CONTENTS IX 



PAGE 



Disposal of Slash by Lopping 225 



Disposal of Slash by Pulling the Tops 226 



Light Burning 227 



Application of Slash Disposal Methods Under Various Kinds of Cut- 

 tings 229 



Reproduction Cuttings 229 



Cuttings Under the Clearcutting Method 229 



Cuttings Under the Seed Tree Method 230 



Cuttings Under the Shelterwood Method 230 



Cuttings Under the Selection Method 230 



Cuttings Under the Coppice Methods 231 



Intermediate Cuttings 231 



Selecting the Method of Slash Disposal ■ 232 



References 235 



Chapter XIV. Forest Protection 237 



General Considerations 237 



References 240 



Chapter XV. Protection Against Forest Fires 241 



Effects of Forest Fires 241 



Annual Fire Loss 241 



Classification of the Injuries Caused by Forest Fires 243 



Injury to Trees Containing Merchantable Material 244 



Injury to Young Growth Including Reproduction 246 



Injury to the Soil 247 



Injury to the Productive Power of the Forest 248 



Injury to Forage 249 



Injury to Stream Flow and Industry 249 



Injury to Other Property 250 



Injury to Human Life 250 



Character of Forest Fires 250 



Factors Influencing the Spread and Severity of Forest Fires 254 



Inflammable Material 255 



Topography 257 



Atmospheric Conditions 258 



Methods of Forest Fire Protection 259 



References 261 



Chapter XVI. Protection Against Insects 263 



Extent of the Damage Caused by Insects 263 



Character of the Injury 263 



