UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 510 



Contribution from the Bureau of Plant Industry 

 WM. A. TAYLOR, Chief 



Washington, D. C. 



PROFESSIONAL PAPER 



May 17, 1917 



TIMBER STORAGE CONDITIONS 



IN THE EASTERN AND SOUTHERN STATES WITH 



REFERENCE TO DECAY PROBLEMS 



By 



C. J. HUMPHREY, Pathologist 

 Office of Investigations in Forest Pathology 



(In cooperation with the Forest Products Laboratory of the United States 

 Forest Service, Madison, Wis.) 



CONTENTS 



Introduction 1 



Cause of Decay in Timber ...... 2 



Handling Timber at Sawmills 7 



Location of Mills and Its Relation to 



Decay 8 



Quality of Stock with Reference to Decay 9 



Condition of Storage Sheds at Mills . . 10 



Condition of Storage Yards at Mills . . 

 Handling Timber at Retail Yards . . . 

 Fungi Which Rot Stored Lumber . . 

 Wood Preservatives in the Lumberyard . 

 Branding Structural Timber 



11 



27 

 30 

 38 

 40 



Conclusions ••.•••.•••• 41 



y 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1917 



