XX Table of Contents 



PAGE 



Chapter 10. productivity and populations 277 



Potential and Actual Productivity 277 



Annual Fluctuations in Grouse Numbers 278 



Life Equation 284 



Variation in Different Habits 286 

 Characteristics Inherent in the Species that 



Condition Productivity 286 



Populations in Relation to Productivity 292 



Carrying Capacity and Saturation Point 298 



Environment Affects Productivity 300 



Summary of Analysis of Periodic Fluctuations 322 



References and Citation Sources 323 



Part 3— Management of the Ruffed Grouse 



Chapter 11. management of the ruffed grouse 326 



Extensive vs. Intensive Management 327 

 Development of Habitat 329 

 Woodland Protection 329 

 Improvement of Woodland Cover 331 

 Interplanting of Conifers 336 

 Improvement of Shelter by Cuttings 337 

 Improvement of Food by Cuttings 339 

 Establishing Woodland Shrub Borders 340 

 Use of Poison in Establishing ShiTib Borders 341 

 Shrubs Along the Woods Road 342 

 Clearings for Food and Cover Improvement 343 

 Selective Cutting to Improve Food Condi- 

 tions in the Whole Woods 345 

 Provision of Drumming and Dusting Places 347 

 Plantings and Seedings 348 

 Propagation of Woody Plants for Plantations 356 

 Control of the Harvest 364 

 References and Citation Sources 372 



index 375 



