Research Article
Combining of the H/A/Alpha and Freeman–Durden Polarization Decomposition Methods for Soil Moisture Retrieval from Full-Polarization Radarsat-2 Data
Table 1
Radarsat-2 and in situ measurement.
| | Date (yyyy/mm/dd) | Time UTM | Dominant objects | SPN | SMC (g/cm3) | EWT (kg/m2) | | (m) | | RMS_h (cm) | LAI |
| | 2014/06/27 | 10:17:30 | Bare soil/grasses/orchard | 64 | 5.62–48.1 | 0 | 2.3–20.1 | 0 | 1.578 | 0.4–3.4 | 0 | | 2014/07/21 | 10:17:30 | Bare soil/maize area/orchard | 60 | 6.4–58.4 | 0.05–2.93 | 1.3–23.7 | 0.57 | 1.27 | 0.4–5.0 | 1.37 | | 2014/08/14 | 10:17:30 | Maize area/orchard | 60 | 9.1–40.9 | 0.48–5.13 | 3.7–25.0 | 2.19 | 1.33 | 0.2–3.0 | 2.89 | | 2014/09/07 | 10:17:30 | Maize area/orchard | 60 | 8.6–39.3 | 1.53–3.90 | 3.4–17.8 | 2.58 | 1.33 | 0.4–2.2 | 3.35 |
|
|
SPN: sample point number; : soil dielectric constant; : mean soil bulk density; EWT: vegetation canopy water content; : mean maize height. |
