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Access points 



Points along the State transportation systenn 

 where private roads he into the State road 

 system. 



Administrative road use 



Road use that is restricted to DNRC personnel 

 and contractors or for purposes such as moni- 

 toring, forest improvement, fire control, 

 hazard reduction, etc. tian ttttnijt^x^^ 



Airshed 



An area defined by a certain set of air condi- 

 tions; typically a mountain valley in which air 

 movement is constrained by natural condi- 

 tions such as topography. 



Appropriate conditions 



Describes the set of forest conditions deter- 

 mined by DNRC to best meet the State Forest 

 Land Management Plan (SFLMP) objectives. 

 The four main components useful for describ- 

 ing an appropriate mix of conditions are cover 

 type proportions, age class distributions, stand 

 structural characteristics, and the spatial 

 relationships of stands (size, shape, location, 

 etc.), all assessed across the landscape. 



Basal area 



A measure of the number of square feet of 

 space occupied by the stem of a tree. 



Best Management Practices (BMPs) 



Guidelines to direct forest activities, such as 

 logging and road construction, for the protec- 

 tion of soils and water quality. 



Biodiversity I 



The variety of life and its processes, including 

 the variety of living organisms, the genetic 

 differences among them, and the conununities 

 and ecosystems in which they occur. 



Board foot 



144 cubic inches of wood that is equivalent to 

 a piece of lumber 1-inch thick by 1-foot wide 

 by 1-foot long. 



Boreal forest 



The type of forest found in the Northern 

 Temperate Zones and Arctic region. 



Canopy -pl»ii;iiri 



The upper level of a forest, consisting of i 



branches and leaves of taller trees. 



Cavity > fTVid 



A hollow excavated in trees by birds or other 

 animals. Cavities are used for roosting and 

 reproduction by many birds and mammals. 



Compaction 



Increase in soil density caused by force exerted 

 at the soil surface, modifying aerahon and 

 nutrient availability. 



Connectivity jG 



The quality, extent, or state of being joined; 

 unity; the opposite of fragmentation. 



Core area ;•: 



See Security Habitat (grizzly bears) 



Cover 



See HIDING COVER and /or THERMAL , , 

 COVER. 



Co-dominant tree .U 



A tree which extends its crown into the 

 canopy, receiving direct sunlight from above 

 and limited sunlight on its sides. One or more 

 sides are crowded by the crowns of other trees. 



Coarse down woody material 



Dead trees within a forest stand that have 

 fallen and begun decomposing on the forest 

 floor. 



Glossary 



-G-1) 



