CONTENTS. 



CHAPTER I. 



DEFINITIONS. 



Forestry Sylviculture Arboriculture Sciences involved Trees A 

 Species A Genus A Natural Order Names used in scientific de- 

 scriptions 1-4 



CHAPTER II. 



OF SOILS AND THEIR PREPARATION. EFFECTS CF SLOPE AND ASPECT. 



Composition of Soils Tlumus Loam How they affect the Growths of 

 Trees Silecious, Calcareous, Argillaceous, and Alkaline Soils Color 

 of Soils How affected by underlying Rocks Preparation for plant- 

 ing Effect of Slope and Aspect Degrees of Inclination 4-10 



CHAPTER III. 



OF CLIMATE AND METEOROLOGICAL INFLUENCES. 



Definition of Climate The Atmosphere and its Elements Oxygen 

 Nitrogen Carbonic Acid Gas Aqueous Vapor Absolute and rela- 

 tive Humidity Effect of Heat and of Cold Dew Fogs and Clouds 

 Rains Effect of Woodlands Evaporation Percolation Tem- 

 perature of Soils Winds Agency of Water in Vegetation Effects 

 of Frost Injuries from Snow The Timber-line Decline of Fruit- 

 production Ruin from clearing off of Forests Probable Effects in 

 Western Territories 10-28 



CHAPTER IV. 



REPRODUCTION FROM SEED. 



The Blossom Fertilization Distribution of Tree-seeds Dispersion by 

 Winds, by Animals, by Water Early-ripening Seeds Gathering 

 and keeping of Seeds, Nuts and Acorns Germination Time of 



sowing or planting Vitalitv of Seeds 28-iJG 



(v) 



