| TVD leaf | Stalk yield | |||||
| N rate | Jau | Piracicaba | Jau | Piracicaba | ||
| kg∙ha−1 | g∙kg−1 | t∙ha−1 | ||||
| 0 | 17.77 | 16.74 | 84.88 | 90.38 | ||
| 50 | 18.80 | 17.46 | 88.76 | 97.25 | ||
| 100 | 20.29 | 18.90 | 94.62 | 97.12 | ||
| 150 | 20.24 | 20.37 | 89.80 | 106.00 | ||
| Effect | Q** | L** | ns | L* | ||
| R² | 0.96 | 0.98 | - | 0.89 | ||