From: Applying spectral fractal dimension index to predict the SPAD value of rice leaves under bacterial blight disease stress
Disease level
Mean
Maximum
Minimum
Level 0
1.1807
1.2042
1.1372
Level 1
1.2190
1.2408
1.1975
Level 2
1.2595
1.2895
1.2401
Level 3
1.2779
1.3036
1.2483
Level 4
1.3199
1.4126
1.2627
Level 5
1.3962
1.5040
1.3595