Days to Anthesis
Number of days from effective seeding date until 50% of main tillers show panicles at least partly emerged from boot.
| Code | Term | Description |
|---|---|---|
| 0 | LESS THAN 60 DAYS | |
| 1 | 60 TO 69 DAYS | |
| 2 | 70 - 79 DAYS | |
| 3 | 80 - 89 DAYS | |
| 4 | 90 - 99 DAYS | |
| 5 | 100 - 109 DAYS | |
| 6 | 110 - 119 DAYS | |
| 7 | 120 - 129 DAYS | |
| 8 | 130 - 139 DAYS | |
| 9 | 140 DAYS OR MORE |