REFORESTATION ON THE 

 NATIONAL FORESTS 



By 

 C. R. TILLOTSON, Forest Examiner 



CONTENTS 



Introduction 1 



Reforestation an Essential Feature 



of National Forest Administration 2 



Collection of Seed 3 



Seed Crops 3 



Gathering the Seed 4 



Drying the Cones 6 



Extracting the Seed ....... 13 



Seed Cleaning 14 



Yield from Cones 17 



Cost of Seed 17 



Number of Seed Per Pound . ... 18 



Seed Storing 18 



Paga 



Sowing and Planting 18 



Status of the Work on the National 



Forests 18 



Sowing and Planting Methods ... 20 

 Quantity of Seed and Number of 



Plants Per Acre 32 



Costs 33 



Season 36 



Field Organization 39 



Causes of Failure and Losses, and 



Methods of Prevention .... 46 



Sowing or Planting by Regions . . 53 



WASHINGTON 

 GOVERNMENT PRINTING OFFICE 



1917 



