CONTENTS. 



Page. 



Waste land which will produce timber 7 



Present conditions on the National Forests 7 



Natural reproduction 



Artificial reproduction 9 



Experiments 12 



PART I. COLLECTION or SEED. 



Seed crops 13 



Gathering the seed ' 16 



Cost of seed gathering 18 



Extracting the seed 19 



Testing the seed 23 



Seed-testing laboratory .- 23 



Yield from cones 23 



Number of seeds per pound 24 



Percentage of germination 24 



Methods of storage 25 



PART II. DIRECT SEEDING. 



Direct seeding versus planting 29 



Past work on the National Forests 29 



Selection of the site 30 



Time of year for seeding 30 



Broadcasting .' 32 



Sowing in strips and blocks 33 



Seed spots 34 



Quantity of seed per acre 35 



Protection from rodents 36 



Protection from stock and fire 39 



Cost of sowing 39 



Instances of successful direct seeding 42 



Olympic National Forest 42 



Oregon National Forest 43 



Siuslaw National Forest 44 



Manzano National Forest '. 46 



Minidoka National Forest 46 



Uinta National Forest 46 



Bitterroot National Forest 47 



White River National Forest 47 



Black Hills National Forest 48 



Sequoia National Forest 48 



Trinity National Forest 48 



APPENDIX Notes on individual species 51 



Austrian pine 51 



Bigtree 51 



Black walnut.. 52 



3 



