X CONTENTS 



PAGE 



Benefits of the Leasing System 32 



Improvement of the Pastures ss 



Increased Profits 34 



Questions 35 



Bibliography ., 36 



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'ART TWO 

 PASTURE REVEGETATION AND FORAGE MAINTENANCE 



CHAPTER III 



RESEEDING WESTERN GRAZING LANDS TO CULTIVATED 

 FORAGE PLANTS 



Plant Introduction on Arid Lands 40 



Tests in Southern Arizona 40 



Seeding Tests in Northern Arizona 41 



Plant Introduction on Mountain or Semi-Humid Lands 42 



Grasses 43 



Broad-leaved Herbs 44 



Conditions of the Experiments 44 



Results of the Tests 45 



Success of the Various Species 45 



Season for Sowing . , 47 



Causes of Failure 48 



Suitable Cultural Implements 48 



Scattering the Seed 5° 



Elevational Limitations of Reseeding 50 



What Grasses to Sow 52 



Amount to Sow and Cost of Seeding 52 



Moisture Requirements of Cultivated Forage Plants 53 



Seeding to a Mixture 54 



How to Graze Newly Seeded Lands 55 



Where Seeding Will Pay 55 



Reseeding to Native Forage Plants 56 



Questions 58 



Bibliography 58 



CHAPTER IV 



NATURAL RESEEDING AND MAINTENANCE OF NATIVE 

 WESTERN PASTURE LANDS 



Migrations of Buffaloes Suggest Revegetation Plan 61 



Cost of Overgrazing 61 



Requirements of Plant Growth 62 



