Table 3.
Effects of treatments on the components of grain yield and nitrogen yield: grain number per m2 (GN), weight of thousand grains (WTG), nitrogen of thousand grains (NTG), grain protein concentration (GPC)
| Treatment† | Gain number (m−2) | Weight of 1000 grains (g) | Nitrogen content of 1000 grains (g) | Grain protein concentration (%DM) |
|---|---|---|---|---|
| A00 | 25 402 | 26·4 | 0·47 | 10·2 |
| A01 | 26 674 | 30·0 | 0·49 | 9·5 |
| A10 | 27 555 | 24·7 | 0·49 | 11·4 |
| A11 | 29 641 | 31·5 | 0·62 | 11·3 |
| B00 | 21 841 | 23·8 | 0·41 | 9·9 |
| B01 | 25 336 | 38·4 | 0·68 | 10·2 |
| B10 | 22 335 | 22·9 | 0·41 | 10·4 |
| B11 | 25 441 | 38·6 | 0·78 | 11·6 |
| C00 | 28 060 | 32·4 | 0·55 | 9·8 |
| C01 | 24 848 | 39·6 | 0·76 | 11 |
| C10 | 25 557 | 34·8 | 0·65 | 10·7 |
| C11 | 25 112 | 41·6 | 0·85 | 11·7 |
| D00 | 25 869 | 37·3 | 0·67 | 10·4 |
| D01 | 25 636 | 39·4 | 0·79 | 11·5 |
| D10 | 25 930 | 37·6 | 0·76 | 11·7 |
| D11 | 25 308 | 41·2 | 0·86 | 11·9 |
| ANOVA | ||||
| Year (Y) | *** | *** | *** | *** |
| Nitrogen (N) | ns | ns | *** | *** |
| Fungicide (F) | ns | *** | *** | *** |
| Y × N | * | ns | ns | ns |
| Y × F | *** | *** | *** | *** |
| N × F | ns | ns | ns | ns |
† See Table 1 for treatment codes.
Multiple factor ANOVA was carried out fully combining effects of year, nitrogen and fungicide; first-order interactions between factors were examined. *, 0·01 < P < 0·05; **, 0·001 < P < 0·01; ***, P < 0·001; ns, non-significant effect.