TREATMENT BY GUTTfcNBRRG 21 1 



American student since it draws heavily on the forest conditions of 

 the rough mountain country af Austria and is written in very simple 

 and clear language. 



In his Introduction, the author describes the considerations and 

 tasks in Regulation ; the peculiarities of forestry as a business ; and 

 presents a brief Historic Review and a list of literature. There is 

 no special Definition, but he practically defines Regulation in the 

 opening sentences about as follows : 



"Forest Regulation is that part of the Science of Forestry and 

 particularly of Forest management which attempts a well planned 

 Order and Arrangement ("Ordung und Einrichtung") of the entire 

 Management of a forest, and especially the Regulation of the Cut in 

 order to assure the most profitable and continued yield (sustained 

 Yield) or income from the property.". 



Part I. Theory ("Theorie"). 



A. GENERAL BASTS, ("Allgemeine Grundlagen"). 



1. Object of Forest management. 



2. Forest for yearly Income, ("Nachhaltigkeit"). 



3. Income or Yield from the Forest (Vol. and Money), 

 ( "Forstertrag" ) . 



4. Growth in the Forest, ("Zuwachs"). 



5. Growth in Value as measure of Ripeness of the Stand, 

 ( "Weiserprozent" ) . 



6. Rotation. 



7. The Normal Forest. 



8. The Actual Forest and its change toward the Normal 

 Forest. 



B. METHODS OF REGULATION, ("Methoden d. Ertrags bestim- 

 mung und Betriebseinrichtung"). 



1. Division of forest into fixed Yearly Cuts, ("Schlagein- 

 theilung"). 



2. Allotment Methods, ("Fachwerksmethoden") in Area, 

 Volume or both ; and also by Values or Money returns. 



3. Formula Methods, ("Formelmethoden"), chiefly those using 

 Gn and also Hufnagl's. 



4. Judeich's Method of Regulation by Area, for Regular Age 

 Classes and best Use of Individual Stand, ("Bestandswirtschaft"). 



5. Regulation by Experience figures, ("Ertrags schatzung nach 

 Durchschnitts grossen"). 



