TABLE 3.
Analysis of variance for AMMI model of pearl millet genotypes across locations in West Africa.
Source | df | Downy mildew damage | Days to 50% flowering | Plant height | Panicle length | Panicle circumference | Grain yield | Grain Fe content | Grain Zn content |
Treatments | 299 | 689.00** | 226.80** | 3461.00** | 401.60** | 6.31** | 0.33** | 236.00** | 102.30** |
Genotypes (G) | 29 | 1369.00** | 1629.00** | 26451.00** | 3316.10** | 47.92** | 1.75** | 2125.40** | 689.30** |
Environments (E) | 9 | 9924.00** | 660.50** | 7794.00** | 334.50** | 14.65** | 1.62** | 197.30** | 361.60** |
Block | 20 | 305.00** | 10.80NS | 394.00* | 19.90NS | 1.88* | 0.02NS | 41.00** | 28.10** |
G × E | 260 | 296.00** | 56.00** | 757.00** | 80.00** | 1.40** | 0.12** | 27.40** | 28.10** |
IPCA 1 | 37 | 1067.00** | 248.50** | 2345.00** | 270.60** | 3.18** | 0.35** | 53.30** | 61.50** |
IPCA 2 | 35 | 496.00** | 49.90** | 1099.00** | 164.80** | 3.14** | 0.12** | 45.80** | 40.70** |
Residuals | 188 | 108.00 | 19.50 | 383.00** | 27.00 | 0.73 | 0.08 | 19.00 | 19.30 |
Error | 574 | 103.00 | 9.60 | 234.00 | 15.40 | 1.04 | 0.02 | 9.00 | 12.40 |
*,**F probabilities significant at P = 0.05 and 0.01, respectively; NS, non-significant probabilities; IPCA 1, interaction principal component axis one; IPCA 2, interaction principal component axis two.