TREATMENT BY MAKTIX 209 



2. Division of Lots into Stands or Sub-lots, ("Bestandes abteil- 

 ungen"). 



3. Description of the Land (Site) Location, topography, soil; 

 Classification of land into Site Classes. 



4. Description of Stand. 



5. Determinations of Amount of timljer, methods of doing; 

 Calculation or Computation. 



Part II. Growth and Growing Stock as Foundation of Regula- 

 tion of Cut. 



1. ^'olume Growth; current and average. 



2. Quality Growth, ("Wertzuwachs"). 



3. Growing Stock, ("Materialvorrat"). 



Reasons for large or small G. (timber, coppice, etc.). Manner 

 of calculation of Growing Stock, Normal G. 



4. Preparation of Yield Tables. 



a. Objects and Contents of Yield Tables. 



b. Diiiferent Kinds of Yield Tables. 



c. Method of preparing Tables. 



d. Money Yield Tables. 



Part III. Preparation of Working Plans ( "Aufstellung der Wirt- 

 schaftsplane"). 



1. Combination of Stands of timber into suitable units for bet- 

 ter Management, ("Bildung d. Betriebsverbande"). 



a. Working Sections. 



b. Blocks. 



c. Cutting Series, ("Hiebsziige"). 



2. Rotation. Importance, reasons, methods of calculation, of 

 Net Income ; Income per cent as measure of Ripeness ; Calculation 

 of Se. 



3. Determination of the Amount of timber to Cut each year, 

 ("Abnutzungssatz ^ Materialetat"). 



a. Selection of the Stands to cut during next ten years (for 

 final cut and for thinnings). 



b. Regulation of Amount of Cut hy .'Vllotment Method, 

 ( "Fachwerkmethoden " ) . 



c. Regulation by Methods using the Volume of G., ("Voraths- 

 methoden"). 



4. Compilation of Plans, Documents and Maps. 



