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Table 2 Number of plots per group after classification with respect to development class and basal area (small: < 9.8, medium: [9.8,32), large: ≥ 32 m2/ha), and spatial structure of forests

From: The effect of spatial structure of forests on the precision and costs of plot-level forest resource estimation

Develop. class

Basal area

Structure

  

Clustered

Random

Regular

Seedling

small

2

0

0

 

medium

6

1

2

 

large

1

0

0

Young

small

0

0

0

 

medium

9

0

20

 

large

1

0

46

Advanced

small

6

0

1

 

medium

9

3

131

 

large

0

1

47

Mature

small

4

1

1

 

medium

7

5

62

 

large

0

1

29

Total

 

45

12

339