Table 4.
Mean squares, coefficient of variation (CV) and genotype means from the analysis of variance of agronomic traits of the common bean genotypes studied, grown under three different conditions in open field.
Trait | Sources of variation | Mean | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Replications | Genotype (G) | Temperature (T) | G × T | Error | CV (%) | tf1 | tf2 | tf3 | LSDb | |
Emergence time (d) | 20.02 | 31.02** | 236.74** | 11.14 | 7.50 | 20.81 | 15.36a | 11.28c | 12.82b | 1.26 |
Emergence proportion (%) | 26.46 | 541.97** | 490.51* | 146.86 | 151.19 | 28.04 | 45.06ab | 46.01a | 40.48b | 4.59 |
Leaf expansion (d) | 3.72 | 15.55* | 327.25** | 10.14 | 7.88 | 14.32 | 22.36a | 17.84b | 18.61b | 1.21 |
Plant height-10 days (mm) | 5.28 | 58.86** | 3333.78** | 31.76 | 25.35 | 19.89 | 19.12c | 33.95a | 22.85b | 2.13 |
Plant height-20 days (mm) | 7.86 | 61.14** | 5004.26** | 18.87 | 29.61 | 12.85 | 53.30a | 37.68b | 35.70c | 1.66 |
Early vigor (1-9) | 0.53 | 6.43** | 60.06** | 2.22 | 2.54 | 28.52 | 6.46a | 5.87b | 4.42c | 0.57 |
First open flower (d) | 25.14 | 378.28** | 1139.59** | 22.74 | 24.69 | 8.66 | 61.96a | 57.21b | 52.95c | 1.80 |
Beginning of flowering (d) | 18.34 | 458.27** | 1267.97** | 33.01 | 23.89 | 7.87 | 66.79a | 62.18b | 57.23c | 2.18 |
End of flowering (d) | 23.54 | 77.34** | 18036.40** | 12.63 | 9.02 | 2.77 | 124.98a | 111.14b | 88.26c | 1.35 |
Pod physiological maturity (d) | 7.04 | 90.77** | 16857.12** | 13.36 | 12.74 | 3.15 | 130.20a | 114.02b | 94.72c | 1.39 |
Dry seed weight (g 100 seed−1) | 78.38 | 1863.09** | 1825.58** | 89.76** | 43.11 | 11.15 | 63.75a | 60.32a | 51.99b | 3.66 |
Seed length (mm) | 4.74* | 65.45** | 12.98** | 1.78** | 0.72 | 5.14 | 16.96a | 16.62a | 16.09b | 0.51 |
Seed width (mm) | 0.14 | 3.69** | 3.97** | 0.12 | 0.07 | 3.31 | 8.54a | 8.33b | 7.99c | 0.13 |
Seed thickness (mm) | 0.02 | 4.74** | 2.40** | 0.10 | 0.13 | 5.91 | 6.28a | 6.15b | 5.80c | 0.12 |
Seeds pod−1 | 1.92 | 4.94** | 4.13** | 0.61 | 0.55 | 17.64 | 4.35a | 4.31a | 3.89b | 0.30 |
Pods plant−1 | 119.76 | 2108.50** | 10732.38** | 804.45** | 321.42 | 55.00 | 31.23b | 45.74a | 20.14c | 0.32 |
Yield (kg ha−1) | 67054.50 | 4086.89** | 55260.74** | 3145.16** | 1841.85 | 0.53 | 1188.20b | 849.10a | 419.00c | 2.28 |
Dfa | 1 | 27 | 2 | 54 | 56 |
significant at P ≤ 0.05, P ≤ 0.01, respectively.
Df, degrees of freedom.
Least Significant Difference. Means follow for the same letter are not significant different at P ≤ 0.05.