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. 2021 Jun 2;12:674327. doi: 10.3389/fpls.2021.674327

TABLE 2.

Mean yield across varieties and growing conditions in eight environments resulting from combinations of season, sowing date, and water regime.

Season Sowing date Water regime Yield (g m–2) Seasonal rainfall + irrigation (mm) Daily average for the critical period Thermal time from sowing to (°Cd)


Tmax (°C) Tmin (°C) Radiation (MJ m–2) VPD (kPa) PTQ (MJ m–2°C–1) F PE EoF M
2018 Early Wet 221 289 16.9 7.1 9.9 0.7 0.8 1411 1575 2318 2835
Early Dry 21 117 16.9 4.9 12.7 0.8 1.2 1337 1467 1670 2008
Late Wet 110 240 21.6 4.5 18.2 1.3 1.5 1167 1280 1570 1827
Late Dry 77 203 21.7 4.1 18.8 1.4 1.6 1160 1282 1537 1769
2019 Early Wet 145 332 20.8 5.9 14.8 1.2 1.2 1451 1585 2069 2362
Early Dry 71 156 18.4 3.8 14.5 1.0 1.4 1408 1519 1740 2057
Late Wet 131 324 23.5 6.2 19.7 1.6 1.5 1039 1131 1350 1582
Late Dry 183 218 25.6 7.6 19.4 1.8 1.3 1127 1223 1533 1840

Tmax is maximum temperature, Tmin is minimum temperature, VPD is vapor pressure deficit, and PTQ is photothermal quotient. Critical period was between flowering and 200°Cd after flowering, averaged across varieties.