Table 7.
Mean estimates for measured canopy height (cm) and sensor model estimates of canopy height (cm). † No height data occurred in this range for bermudagrass. ‡ MIX-Mixture of alfalfa and bermudagrass.
| Forage Class | Height Class (cm) | Measured Canopy Height (cm) | Model 8 (cm) | Model 9 (cm) |
|---|---|---|---|---|
| Alfalfa | >15 | 12J | 16CD | 16DE |
| Alfalfa | 15–20 | 17I | 14D | 15E |
| Alfalfa | 20–25 | 21H | 16D | 18DE |
| Alfalfa | 25–30 | 27G | 16CD | 18DE |
| Alfalfa | 30–35 | 33F | 22BC | 22CD |
| Alfalfa | 35–40 | 37E | 20BCD | 23CD |
| Alfalfa | 40–45 | 43D | 27B | 28C |
| Alfalfa | 45–50 | 47C | 26B | 29BC |
| Alfalfa | 50–55 | 53B | 32A | 35AB |
| Alfalfa | 55–60 | 57A | 35A | 38A |
| LSD | 2 | 6 | 6 | |
|
| ||||
| Bermudagrass | >15 | 14I | 13D | 11D |
| Bermudagrass | 15–20 | 16I | 13D | 11D |
| Bermudagrass | 20–25 | 21H | 17CD | 15CD |
| Bermudagrass | 25–30 | 29G | 24BCD | 20BCD |
| Bermudagrass | 30–35 | 31F | 25BC | 22BC |
| Bermudagrass | 35–40 | 36E | 28B | 25B |
| Bermudagrass | 40–45 | 42D | 30B | 27B |
| Bermudagrass | 45–50† | * | * | * |
| Bermudagrass | 50–55 | 54C | 43A | 39A |
| Bermudagrass | 55–60 | 57B | 47A | 43A |
| Bermudagrass | 60+ | 66A | 51A | 48A |
| LSD | 3 | 12 | 10 | |
|
| ||||
| MIX ‡ | >15 | 12J | 2F | 13E |
| MIX | 15–20 | 17I | 3F | 14E |
| MIX | 20–25 | 22H | 3F | 14E |
| MIX | 25–30 | 27G | 5E | 16D |
| MIX | 30–35 | 32F | 7D | 19C |
| MIX | 35–40 | 36E | 6DE | 19C |
| MIX | 40–45 | 42D | 7DE | 21C |
| MIX | 45–50 | 48C | 22C | 34B |
| MIX | 50–55 | 52B | 27B | 38A |
| MIX | 55–60 | 57A | 31A | 40A |
| LSD | 1 | 2 | 3 | |