CONTENTS. 



CHAPTER I. 



PA6E 



GENERAL CONSIDERATIONS 5 



Formation of Wood 9 



Disadvantages of the Common System of Pruning .... 11 



Advantage of increasing the Number of Reserve Trees . . 15 



CHAPTER II 



GOOD PRUNING. ITS AIMS AND METHODS. DIVISION BY 



AGE OF RESERVE TREES INTO FOUR CLASSES .... 17 



Aim and Method of Pruning 17 



Classification of Forest Trees according to Age 19 



CHAPTER III. 



APPLICATION OF THE SYSTEM 22 



Tools used in Pruning 22 



Ladders 23 



Hooks or Spurs 24 



The Dendroscope 25 



Selection of the Leader 27 



Shortening Main Branches 28 



Sap Lifters 29 



Double or Forking Branches 31 



The Amputation of Large Branches 34 



Use of Coal-tar in Dressing Wounds 36 



