336 APPENDIX 



G., Betriebsklasse. F., Serie d'exploitation. 

 Sublot. See Subdivision. 



Suppressed, a. Having growth seriously retarded by shade, dying or so 

 far injured that recovery is not probable. See also Crown class. 

 G., unterdriickt. F., domine. 

 Sustained annual yield. See Sustained yield. 

 Sustained periodic yield. See Sustained yield. 



Sustained yield. The yield or cut of timber from a forest which is man- 

 aged in such a way as to permit the removal of an approximately equal 

 volimie of timber annually or periodically, equal to the increment. 

 Taper. The gradual diminution of diameter in the stem of a tree from 



base to top. 

 Taper table. A tabular statement of average diameter measurements of 

 stems at specified heights above ground, recorded for trees of varying 

 d. b. h. and height classes. Used for determining volumes and dimen- 

 sions of products. 

 Thicket. A stand of saplings. See Development class. 



G., Dickicht. F., fourre. 

 Thin, V. To make a thinning. 

 Thinning. See Intermediate cuttings. 

 Timber forest. See High forest. 

 Timberland. See under Forest. 

 Timber form factor. See Merchantable form factor. 

 Timber scribe. See Scribe. 

 Timberwood. See Assortment. 

 Tolerance. The capacity of a tree to endure shade. 

 Tolerant. Capable of enduring more or less heavy shade. 

 Syn.: shade-bearing, shade-enduring. 

 G., Schattenertragend. F., a temperament deUcat. 

 Transition period. The time used in bringing an imorganized forest into 

 sustained yield management. 



G., Uebergangszeitraum. F., p6riode de transition. 

 Transplant, v. To transfer seedlings from the seedbed and set them in 

 the ground in another part of the forest nursery. 

 G., verpflanzen, verschulen. F., transplanter. 

 Transplant, n. A seedling which has been transplanted one or more 

 times in the nursery. See Planting stock. 

 G., Schulpflanze. F., plant repiqu6, plant rigolee. 



