Disturbance in seedling development of Korean fir (Abies koreana Wilson) tree species on higher altitude forests of Mt. Hallasan National Park, the central part of Jeju Island, Korea

Table 3 Basic statistics of vegetation data of Korean fir surveyed for this study

Vegetation factor	Number of observation	Average	Standard deviation	Minimum	Maximum
Frequency of Korean fir	125	0.43	0.50	0	1
Number of seedlings of Korean fir	125	4.93	16.25	0	130

ISSN: 2288-1220