Culm strength at harvest - wild
Characterized by gently pushing the tillers back and forth at a distance of about 30 cm. from the ground. This bending test gives some indication of brittleness and resilience. - Recorded at harvest. - Observed in wild species.
| Code | Term | Description |
|---|---|---|
| 1 | Strong | no lodging |
| 3 | Moderately strong | most plants leaning |
| 5 | Intermediate | most plants moderately lodge |
| 7 | Weak | most plants nearly flat |
| 9 | Very weak | all plants flat |
| 999 | Mixture |