Table 1 Scheme of water addition experiments with different intensities and frequencies (Plot size: 12 m2)
Rainfall treatment | 2Â mm | 5Â mm | 10Â mm | 20Â mm | 40Â mm |
|---|---|---|---|---|---|
Number | 40 | 16 | 8 | 4 | 2 |
Frequency | 1–2 days | 3 days | 7 days | 15 days | 1 month |
Start date | June 1 | June 1 | June 1 | June 1 | Mid-July |
Water requirement | 24Â kg | 60Â kg | 120Â kg | 240Â kg | 480Â kg |