APPENDIX 317 



G., Weiserbestand. F., peuplement type. 

 Index tree. A mature tree utilized as an index of condition of immature 



trees. See Index stand. 

 Interlucation. New term. A severe opening up of a stand to light 

 beyond the degree of severe thinning in order to secure a large increase 

 of diameter on the remaining stand before final harvest. Usually 

 accompanied by underplanting. See Intermediate cuttings. 

 Intermediate. See Crown class. 



Intermediate. Refers to operations or occurrences taking place during 

 the rotation before the final harvest of a stand, such as Intermediate 

 cuttings or fellings {q. v.), Intermediate yield or Income or Returns. 

 Intermediate cuttings or fellings. Cuttings made in a stand between the 

 time of its formation and its final harvest. It includes cleanings, 

 improvement cuttings and thinnings. 



G., Zwischennutzung; Vornutzung. F., exploitation intermediaire. 

 Cleaning. Cutting made in a stand not yet past the sapling stage 

 for the purpose of removing trees of undesirable form or species, which 

 are injuring or are likely to injure those of greater promise. 

 Syn.: weeding. 



G., Reinigungshib, Durchplaenterung, Durchlauterung. F., coupe 

 de nettoiement. 



A disengagement cutting or felling. A cleaning in a stand of small 

 saplings with the specific purpose of checking or removing trees of 

 undesirable species which are overtopping desirable trees or may later 

 shade them. 



G., Kronenfreihieb. F., degagement de la cime. 

 Improvement cutting or felling. A cutting in a forest which has passed 

 the sapling stage, the main object being to remove trees of undesirable 

 form, condition and species. It is always a felling for the purpose of 

 bringing the stand into better condition and composition for silvicul- 

 tural management. 



G., Verbesserungshieb. F., coupe d'amelioration. 

 Salvage cutting or felling. Removal of trees killed or injured in a 

 forest by fire, insects, fungi, or other harmful agencies, with the purpose 

 of utilizing merchantable material and preventing the spread of insects 

 and disease. 



G., Totalitatshieb. F., coupe accidenteUe. 



Liberation cutting or felling. Is an improvement cutting by which 



