Table 1.
Details of the five trials under the three environments of DRT (drought), OPT (irrigated) and HOT (hot irrigated).
| Trial | Germplasm | Env | Plot size (m) | No. of lines/reps | Sowing date | Harvest date | Variable | Alternative remote sensing approach | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Proximal date | UAV date | Satellite date | ||||||||
| Elite OPT | Elite | OPT | 8.5 × 2.4 | 27/3 | Nov 2012 | May 2013 | NDVI | 11/3/13 | 11/3/13 | 6/4/13 |
| 26/3/13 | 25/3/13 | |||||||||
| Elite HOT 1 | Elite | HOT | 2.0 × 0.8 | 30/2 | Feb 2012 | May 2012 | NDVI | 15/5/12 | 11/5/12 | |
| CT | 14/5/12 | 17/5/12 | ||||||||
| Elite HOT 2 | Elite | HOT | 2.0 × 0.8 | 60/2 | March 2014 | NDVI | 23/5/14 | 15/5/14 | ||
| 1/6/14 | 3/6/14 | |||||||||
| CT | 13/5/14 | 13/5/14 | ||||||||
| 15/5/14 | 15/5/14 | |||||||||
| 20/5/14 | 16/5/14 | |||||||||
| Elite DRT | Elite | DRT | 2.0 × 0.8 | 50/3 | Dec 2012 | June 2013 | NDVI | 14/2/13 | 13/2/13 | |
| 7/3/13 | 4/3/13 | |||||||||
| CT | 18/2/14 | 21/2/14 | ||||||||
| Gen Res DRT | Un-adapted genetic | DRT | 2.0 × 0.8 | 208/2 | Dec 2012 | June 2013 | NDVI | 21/2/13 | 26/2/13 | |
| resources | CT | 31/3/13 | 25/3/13 | |||||||
| 7/2/13 | 22/2/13 | |||||||||
Harvest date indicates the approximate date at which harvest was made for yield and biomass estimates. Measurement dates of ground-based, UAV, and satellite data used for comparisons.