Skip to main content

Table 3 Contingency table for the number of plots on the Soda Fire burned area, Idaho and Oregon, USA, that had estimated sagebrush cover (%) in four different abundance categories, for estimates made in the field (rows) and National Land Cover Database (NLCD) remotely sensed sagebrush cover (columns) in 2016 and 2018. Total plot numbers are given in the bottom row and last column

From: Detecting shrub recovery in sagebrush steppe: comparing Landsat-derived maps with field data on historical wildfires

   Estimate from NLCD, remote sensing  
Year Field estimate (%) 0% >1% >1 to 5% >5% Total plots (n)
2016 0 139 446 135 3 723
>0 to 1 90 335 268 3 696
>1 to 5 2 10 13 0 25
>5 1 5 4 0 10
Total plots (n) 232 796 420 6 1454
2018 0 26 94 297 139 556
>0 to 1 23 96 441 210 770
>1 to 5 1 1 15 6 23
>5 0 0 5 4 9
Total plots (n) 50 191 758 359 1358