Table 2.
Mean values of grain and straw yields, grain yield components, and N concentrations in the plant parts harvested after the first year of experimentation. Values followed by the same letter do not show statistically significant differences between treatments at P < 0.05.
| “Cnvl” | “Strw” | “Sldg” | |
|---|---|---|---|
| Grain production (t ha−1) | 5.60 a | 4.02 b | 6.03 a |
| Volume weight (g l−1) | 79.8 a | 79.7 a | 79.1 a |
| 1000-kernel weight (g) | 61.5 a | 61 ab | 58 b |
| Spike number (m−2) | 213.9 a | 198.3 a | 232.9 a |
| Straw production (t ha−1) | 6.7 a | 5.5 b | 7.8 a |
| N in grain (kg ha−1) | 123.4 a | 82.1 b | 139.5 a |
| N in straw (kg ha−1) | 25.9 a | 22 a | 38 b |
| Total N in plant (kg ha−1) | 149.3 a | 104.1 b | 177.5 a |