Washington, D. C. September, 1927 
TIMBER GROWING AND LOGGING PRACTICE IN THE WESTERN WHITE PINE 
AND LARCH-FIR FORESTS OF THE NORTHERN ROCKY MOUNTAINS 
ELERS Kocu, Assistant District Forester, and R. N. CuNNINGHAM, Associate 
District Forest Inspector, Forest Service 
Introduction by W. B. GReetrny, Forestier, Forest Service 
CONTENTS 
Page Page 
Fntroduetion._ 4225232 SU at eats 1 | The western white pine type—Continued. 
The region and forest types..__-2-..-.-.-__-- 5 Measures essential for growing timber— 
The western white pine type_______.________ 6 Continued. 
Importance cf western white pine_______ 6 Thinning immature stands_-____ 27 
Character of the forests_________________- 7 ATG TY Sih at tle a 27 
Basic facts bearing on timber growing___ 8 Control of diseases and insects___._.- 27 
Seedstanage sac ofr ke a 8 White pine blister rust_________- 27 
BMC ChOLMTC= see oe et ne RS 9 Insects? = LP Es eves 27 
Eiflectotshades s2srtrig. Sree hie 9 Practicability of growing white pine tim- 
Present logging practice and its results_ 9 O53) en eeeecnate De AR a iM eec  e T  s 28 
Measures essential for growing timber--_ 10 Growthvand yield. 22G te srr re 29 
ITE CONE Ol sere eee ee es 10 Costs of growing timber-_--___-_=_--- 30 
Cut-over land protection________ 11 : axes: 22 osha es 30 
@auses obfires says eet 12 Mire protection2=--22—— a — 30 
Protection required______________ 12 STASIS DOSE ee ee eee 31 
Present organization________.____ 16 Silvicultural measures_________-- 31 
Improved organization proposed_ 18 | The larch-Douglas fir type_______-__-_-__-__-- 31 
COST Ses fe ee te ee 19 Character and importance of larch-fir 
Slashidis pose lisa he ah eee 20 LOL OST SE tess Alo Se A LU es Bes ee 31 
Piling and burning slash______ __ 21 Present logging practice and its results___ 32 
Cost of piling and burning_______ 22 Basic facts bearing on timber growing __- 33 
Necessity for complete disposal __ 23 Measures essential for growing timber- -- 33 
Wethods of cuttime? 94 = FS ats 24 Hire controle Mi eR Se a Pet 33 
SOs Hikes) ae ees OO ee 24 ° Slash disposal. ae es at 35 
Treatment of species other than Broadcast burning_____________-_ 35 
Witte pine. <f Ef fiarserG toys 25 Piling and burning______-_-=-._-_ 35 
Treatment of defective hemlock Met hodsyoR cuttin goes same ene 36 
SMe WHE, ES he Fos Leh 26 Cutting to obtain full forest crops-... 36 
Selective cutting in uneven-aged Practicability of timber growing in the 
Shou Ss nearer rans ee ee 26 | larch-tir* type. 27 aes Sa eee See 37 
INTRODUCTION 
Forestry in the United States is no longer merely a theory or a 
subject for discussion; it has gotten down to concrete things in the 
woods. Nor is the growing of timber confined to public lands; it is 
gradually making headway on land in private ownership. It 1s be- 
coming an art of land management, expressed in practical measures 
54606°—27 dency 1 
