Table 2.
Descriptive statistics of the reflectance difference (∆R5L–1L) between the reflectances measured on a leaf stack (5L) and a single leaf (1L) in % within VIS (400–700 nm), NIR (740–1140 nm), SWIR1 (1500–1800 nm) and SWIR2 (2000–2400 nm) regions for all data averaged from six months for P. tremula and S. caprea.
| P. tremula | VIS | NIR | SWIR1 | SWIR2 |
| Variance | 0.0% | 0.2% | 0.1% | 0.0% |
| Max | 3.2% | 43.3% | 14.0% | 4.8% |
| Min | −3.9% | 10.0% | 0.7% | −0.7% |
| Mean | 0.0% | 28.7% | 7.2% | 1.3% |
| SD | 0.6% | 4.2% | 2.4% | 1.1% |
| S. caprea | VIS | NIR | SWIR1 | SWIR2 |
| Variance | 0.0% | 0.2% | 0.1% | 0.0% |
| Max | 10.1% | 37.4% | 14.0% | 6.0% |
| Min | −3.0% | 6.3% | 1.1% | −0.9% |
| Mean | 0.1% | 26.3% | 7.2% | 1.6% |
| SD | 0.9% | 5.0% | 2.4% | 1.2% |