CONTENTS 



Cost of the system 



Increased cost of logging 



Cost of protecting young growth 



Increased cost of construction work 



Value of seed-trees 



Cost of improvement work 



Intensive development of the selectic 



Results of the selection system 



Choice of the selection system 



Example in the spruce forests of the Northeast 



Ch. 



:r III. — Systems of C] 



-Ci 



Definition of clear-cutting . 



Conditions requiring clear-cutting 



Disadvantages of a clear-cutting . 



Methods of reproduction 



Advantages of artificial reproduction 

 Advantages of natural reproduction 



Clear-cutting with artificial reproduction 

 Use of the system in this country 

 Use in National forests 

 Use in State forests 

 Use in private forests . 

 Clear-cutting the whole stand 

 Clear-cutting in strips . 

 Clear-cutting in patches 



Clear-cutting with natural reproduction 

 Conditions of success . 

 Influence of market conditions 

 Clear-cutting the whole stand 

 Reserving blocks of trees 

 Reserving scattered seed-trees 



