Table 1 Description of lidar data and field-measured biomass collected in this study
Planting date | Number of plots | Plot size | Planting interval, m | Number of maize individuals | Lidar data acquisition time | Field biomass acquisition time | Data use |
|---|---|---|---|---|---|---|---|
Apr. 10, 2018 | 1 plot | 10 m × 10 m | 1 | 100 | Jul. 15, 2018 | Jul. 15, 2018 | Individual leaf biomass estimation |
Aug. 3, 2018 | 3 plots | 4 m × 4 m | 0.5 | 138 | Aug. 31, 2018, Sep. 16, 2018, and Sep. 29, 2018 | Aug. 31, 2018, Sep. 16, 2018, and Sep. 29, 2018 | Leaf group, stem, and individual plant biomass estimation |
Apr. 1, 2019 | 55 plots | 3 m × 3 m | 0.6 | 858 | Jul. 30, 2019 | Jul. 30, 2019 | Plot biomass estimation |