aa 



UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 820 



OoBMbQtion from the Forest Serrtce 

 HENBY B. OBAVBS, Forester 



Washlneton, D. C. 



May 22. 1920 



JACK PINE 



By 

 WILLIAM DENT STERRETT, Forest Examiner 



CONTENTS 



PaC* 



IhlrediMtlOB , . 1 



Dlstlasolshlag Cli«r«cterletlca .... 2 



Bange 8 



Forest Types ........... 6 



Sod, Melstiire. and Ught Be««Ir«raeiits ft 



Fom aad Devetoj^oeat 7 



Be»r«daad«a .......... 18 



r»9» 



Sosc^tlbUlty to Injury 20 



Supply of Jack Pine Timber 13 



Characteristics of tlie Wood <2 



Utlllzatloo , 2S 



Stmnpage Valnes ZT 



Management. St 



Appoadte M 



WASHINGTON 



GOTBBNMENT PBINTING OFFICB 



1920 



