(XIX-B8, 2012 
LUSIONS 
ith that received in 
nalyzed area is very 
ied Digital Terrain 
that variant ‘touch’ 
n ‘centroid’. This 
han 500 m° real plot 
s caused additional 
influenced results, 
es in spatial forest 
| trees density and 
lation is comparable 
ltamo et al, 2004; 
are very promising 
species and spatial 
tudy area. 
lelineation and its 
the best correlation 
measurements was 
ree heights and the 
.egarding to this last 
iportance. 
measurements and 
| higher when dead 
cially important for 
equently part of the 
y inhomogeneous. 
tional sample plots 
:thod for dead trees 
ondence between 
auses problems in 
Additionally lack of 
ecrease the value of 
] increase the error 
ing : basic relations 
iotogrammetry and 
parison ^ between 
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4, 83-94. 
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ating stem volume 
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arker, G., Shugart, 
sing of Basal Area 
Eastern Maryland , 
67, 83-98. 
volume and stem 
etry and expected 
  
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6. APPENDIX 
The presented work was performed under the project N N309 
111937 "Development of methods of measurement of forest 
resources by using airborne laser scanning (a case of the 
protected mountain area)" Funded by the Polish Ministry of 
Science and Higher Education (2009-2012).