DEFINITIONS 



Forest Land Classes 



1„ Forest land . Includes (a) lands at least 10-percent stocked by trees 

 of any size and capable of producing timber or other wood products,, 

 or of exerting an influence on the climate or on the water regime; 

 (b) lands from which the trees described in (a) have been removed to 

 less than 10-percent stocking and which have not been developed for 

 other use; and (c) afforested areas. The minimum area for forest- 

 land classification was 10 acres with a minimum width of 120 feet. 



2. Commercial forest land . Forest land which is (a) producing, or is 

 physically capable of producing, usable crops of wood (usually saw- 

 timber) , (b) economically available now or prospectively, and (c) not 

 withdrawn from timber utilization. 



3. Noncommercial forest land . Forest land incapable of yielding usable 

 wood products (usually sawtimber) because of adverse site conditions, 

 or so physically inaccessible as to be permanently unavailable eco- 

 nomically and not withdrawn for special purposes. 



4. Reserv ed forest land. Forest land that has been withdrawn from tim- 

 ber utilization through statute, ordinance, or administrative order. 



a. Reserved commercial forest land . Reserved forest land 

 that otherwise qualifies as commercial forest land. 



b„ Reserved noncommercial fore st land . Reserved forest land 

 that otherwise qualifies as noncommercial forest land. 



Forest Stand-Size Classes 



1. Sawtimber stands . All stands with sawtimber trees of softwoods and/or 

 hardwoods having a minimum volume of 1500 board feet per acre, 

 International, l/4-inch rule. 



2. Poletimber stands . Stands failing to meet the sawtimber stands speci- 

 fication, but at least 10-percent stocked with poletimber and larger 

 (5.0 inches d.b.h. and larger) trees, and with at least half the mini- 

 mum stocking in poletimber trees. 



3 . Seedlings and "sapling stands . Forest stands not qualifying as either 

 sawtimber or poletimber stands, but having at least 10- percent stock- 

 ing of trees and with at least half the minimum stocking In seedlings 

 and saplings. 



4. Nonstock ed and other areas not elsewhere classified . Areas not quali- 

 fying as sawtimber, poletimber, or seedling-sapling stands. 



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