From: Remote, aerial phenotyping of maize traits with a mobile multi-sensor approach
Ground plant parameter | Canopy cover | ||||||||
---|---|---|---|---|---|---|---|---|---|
 | DAS a | 56 | 75 | 81 | 96 | 103 | 113 | 117 | 147 |
Plant density | 29 | 0.67*** | 0.78*** | 0.73*** | Â | Â | Â | Â | Â |
Plant vigour rating | 47 | 0.77*** | 0.58*** | 0.48*** | Â | Â | Â | Â | Â |
Leaf length | 49 | 0.67*** | 0.51*** | 0.34** | Â | Â | Â | Â | Â |
Radiation interception | 75 | 0.77*** | 0.74*** | 0.76*** | Â | Â | Â | Â | Â |
Radiation interception | 97 | Â | Â | 0.82*** | 0.75*** | 0.86*** | Â | Â | Â |
Total plant biomass | 81-97 | Â | Â | 0.34* | 0.22 ns | 0.3* | Â | Â | Â |
LAIb | 81-97 | Â | Â | 0.32* | 0.3* | 0.38** | Â | Â | Â |
Radiation interception | 112 | Â | Â | Â | Â | 0.6*** | 0.63*** | 0.71*** | Â |
Stay green rating | 117 |  |  |  |  | −0.22 ns | −0.2 ns | −0.16 ns |  |
Stay green rating | 147 |  |  |  |  |  | −0.33** | −0.12 ns | 0.34** |
Radiation interception | 147 | Â | Â | Â | Â | Â | 0.2 ns | 0.49*** | 0.41** |
 |  | NDVI Plant |  |  |  |  |  |  | |
Plant density | 29 | 0.37*** | 0.52*** | 0.39*** | Â | Â | Â | Â | Â |
Plant vigour rating | 47 | 0.64*** | 0.55*** | 0.34*** | Â | Â | Â | Â | Â |
Radiation interception | 75 | 0.47*** | 0.62*** | 0.40*** | Â | Â | Â | Â | Â |
SPAD | 96 |  |  | −0.45*** | −0.59*** | −0.55*** |  |  |  |
Radiation interception | 97 | Â | Â | 0.49*** | 0.29* | 0.50*** | Â | Â | Â |
Leaf biomass | 81-97 | Â | Â | 0.39*** | 0.43*** | 0.35*** | Â | Â | Â |
Plant height | 81-97 | Â | Â | 0.41*** | 0.18 ns | 0.37** | Â | Â | Â |
LAI | 81-97 | Â | Â | 0.58*** | 0.44*** | 0.58*** | Â | Â | Â |
SPAD | 103 |  |  |  |  | −0.54*** | −0.50*** | −0.50*** |  |
Radiation interception | 112 | Â | Â | Â | Â | 0.43*** | 0.27*** | 0.38*** | Â |
Stay green rating | 147 | Â | Â | Â | Â | Â | 0.38** | 0.36*** | 0.53*** |