CONTENTS 



Purposes and results .'. . 5. 



Distribution and importance 6. 



Names and distinguishing characteristics 7. 



Uses of wood 8. 



Condition and composition of old-field stands 9; 



Permanency of old-field pine stands 10' 



Management 12 



Fully stocked and crowded stands 13 



Understocked stands 14 



Thinnings 15, 



Classes of trees 15 8 



Dominant trees . . .^ , 15. 



Intermediate trees 15- 



Suppressed trees 16 



How heavily to thin '. 16. 



What to remove in thinning 17 



Acceleration in growth from thinning 17 



Method of thinning 18 



Sapling stands (younger than 20 years) 18> 



Small pole stands (from 20 to 30 years old) 18 



Large pole stands (from 30 to 40 years old) 19 



Mature stands (from 40 to 50 years old) 19 



Typical stands 20 



Production of cordwood from thinned and unthinned stands 23, 



Maximum yield of cordwood 24 



Cost of growing cordwood 26 



Production of saw timber 26- 



Influence of density of stand upon yield of saw timber at 



different ages 26 



Age of cutting for maximum yield 28 



Cost of growing saw timber 29 



Value of trees and stands 32 



Waste in cutting small trees 35- 



Lumbering and restocking 35 



Isolated seed trees 36 



Cutting in strips 37 



Cutting unthinned stands 37 



Planting waste land 3H 



Returns from plantations 39 



The protection of stands '. 41 



Fires 41 



Insects 43 



Fungus diseases 44 



