UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 426 



Contribation from the Forest Service 

 HENRY S. GRAVES. Forester 



Washington, D. C. 



PROFESSIONAL PAPER 



December 30, 1916 



SUGAR PINE 



By 



LOUIS T. LARSEN, Forest Examiner, and T. D. WOODBURY, 

 Assistant District Forester 



CONTENTS 



Importance of Sugar Pine .... 

 Geographical and Commercial Range . 



Habit and Root System , 



Bark, Leaves, Flowers, and Seed . 



Size and Longevity 



Sasceptibility to bijory and Disease , 



Silvical Requirements 



Reproduction 



Forest Types , 



Page 

 1 

 2 

 3 

 3 

 4 

 4 

 7 

 8 

 9 



The Wood 10 



Page 



Logging 12 



MiUing 13 



Values and Grades of Lumtier .... 16 



Marlcets 20 



Uses 20 



Stumpage Prices 23 



Growth and Yield 24 



Management 20 



Management of Private Umberlands . . 35 



Appendix 37 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1916 



