IBPGR. (1985). Oat descriptors. International Board for Plant Genetic Resources, Rome.
| Code | Term | Description |
|---|---|---|
| 1 | Autumn sown | |
| 2 | Facultative | |
| 3 | Spring sown |
| Code | Term | Description |
|---|---|---|
| 0 | Vernalization not required | |
| + | Vernalization required |
At juvenile stage, angle of the tillers from the vertical. Stage (25-29)
| Code | Term | Description |
|---|---|---|
| 3 | Erect | |
| 5 | Semiprostrate | |
| 7 | Prostrate |
Relative to specified reference varieties, stage (80-92)
Legend:
Short
Medium
Tall
Relative to specified reference varieties, stage (80-92)
Legend:
Thin
Intermediate
Thick
Stage (60-69)
Legend:
Glabrous
Slightly pubescent
Moderately pubescent
Highly pubescent
Stage (50-53)
Legend:
Acute < 90
Intermediate about 90*
Obtuse > 90
Stage (50-53)
Legend:
Bent
Slightly bent
Stiff
Stage (50-53)
Legend:
Acute < 90
Intermediate about 90*
Obtuse > 90
Stage (50-53)
Legend:
Bent
Slightly bent
Stiff
Stage (25-29)
Legend:
Glabrous
Slightly pubescent
Moderately pubescent
Highly pubescent
Legend:
Glabrous
Slightly pubescent
Moderately pubescent
Highly pubescent
Stage 65
| Code | Term | Description |
|---|---|---|
| 1 | Unilateral | |
| 2 | Equilateral |
Stage (70-79)
Legend:
Drooping
Semi-erect
Erect
Stage (70-79)
Legend:
Extremely low Panicle branches erect
Acute
Intermediate
Obtuse
Stage 60-65
Legend:
Drooping
Semi-erect
Erect
| Code | Term | Description |
|---|---|---|
| 0 | Absent | |
| + | Present |
stage (92)
| Code | Term | Description |
|---|---|---|
| 1 | White | |
| 2 | Yellow | |
| 3 | Grey | |
| 4 | Red | |
| 5 | Black | |
| 6 | Other | Specify in the NOTES descriptor, 11 |
stage (92)
Legend:
Glabrous
Slightly pubescent
Moderately pubescent
Highly pubescent
stage (92)
| Code | Term | Description |
|---|---|---|
| 0 | Grains naked | |
| + | Grains covered |
stage (92) Recorded on basal floret
Legend:
No awns
Weak awns
Strong awns
stage (92) Recorded on basal floret
| Code | Term | Description |
|---|---|---|
| 1 | Straight | |
| 2 | Geniculate | |
| 3 | Other | Specify in the NOTES descriptor, 11 |
stage (92) Recorded on basal floret
| Code | Term | Description |
|---|---|---|
| 1 | 1/4 from base | |
| 2 | 1/3 from base | |
| 3 | 1/2 from base | |
| 4 | > 1/2 from base |
stage (92)
| Code | Term | Description |
|---|---|---|
| 1 | Spikelet, minus glumes | Abcission layer at base of the lowest floret only |
| 2 | Floret | Abcission layer at base of each floret |
stage (92)
Legend:
Glabrous
Slightly pubescent
Moderately pubescent
Highly pubescent
Stage (50-69), Relative to specified reference varieties
Legend:
Short
Medium
Long
At widest point. Relative to specified reference varieties , stage 50-69
Legend:
Narrow
Medium
Broad
Relative to specified references varieties
Legend:
Few
Intermediate
Many
An average of 10 plants, stage 92
Stage 60-79
Legend:
Upright All plants
Minor lodging
Intermediate
Lodged
Extremely lodged All plants
Stage 92
Legend:
Upright All plants
Minor lodging
Intermediate
Lodged
Extremely lodged All plants
Counted as days from sowing to 50% Lf panicles fully emerged (Stage 54-55)
Counted as days from sowing to harvest ripeness stage 92
Stage 80-89
Legend:
Grain ripe before straw
Simultaneous
Straw ripe before grain
Stage 92, An average of 10 panicles
An average of 5 spikelets , stage 92
Stage 92
Legend:
Low
Intermediate
High
Stage 92
Stage 92
Stage 92
Stage 92, Record details of analytical method used in the NOTES descriptor, 11
Stage 92, Record details of analytical method used in the NOTES descriptor, 12
Tendency of grains to sprout in the ear before harvest as a result of late rainfall
Legend:
No sprouting
All sprouting