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Table 2 Summary and Comparison of 2009 and 2010 Stratification Systems

From: The use of airborne laser scanning to develop a pixel-based stratification for a verified carbon offset project

 

2009

2010

Total Plots

1579

810

Max Plots/Strata

394

40

Min Plots/Strata

4

15

Median Plots/Strata

45

22

Average Plots/Strata

75

23

Total Stands (Pixels)

278

240,410

Sampled Stands (Pixels)

170

810

Max Stand (Pixel) Area (ha)

1,023

0.04

Min Stand (Pixel) Area (ha)

0.8

0.04

Median Stand (Pixel) Area (ha)

14

0.04

Mean Stand (Pixel) Area (ha)

33

0.04

Forested Strata #

21

35

Max Strata (ha)

1,704

1,816

Min Strata (ha)

7.3

3.9

Median Strata (ha)

230

76

Average Strata (ha)

444

255

  1. The 2010 "stands" are called stands as that is their closest analogue when thinking about a traditional stand-based stratified forest inventory. However, these "stands" do not correspond to management units and are therefore better thought of as pixels.