Table 2.
General mean, coefficients of variation, heritability (broad sense) and genetic advance for the nine quantitative traits of sugarcane for the years 2011–2012, 2012–2013 and 2013–2014
| PH | FP | SP | NMC | LBW | ID | CB | PP | CCS | |
|---|---|---|---|---|---|---|---|---|---|
| Mean ± SE | 2.17 ± 0.28 | 14.32 ± 2.42 | 14.71 ± 1.51 | 5.96 ± 1.68 | 4.08 ± 0.73 | 2.5 ± 0.29 | 17.4 ± 1.78 | 84.47 ± 3.43 | 9.95 ± 1.14 |
| H2 | 38 | 52.19 | 66.25 | 57.7 | 49.32 | 66.9 | 67.33 | 35.96 | 64 |
| GCV (%) | 3.72 | 6.37 | 5.20 | 11.89 | 6.34 | 5.89 | 4.68 | 1.09 | 5.50 |
| ECV (%) | 11.42 | 14.94 | 9.10 | 24.93 | 15.75 | 10.15 | 7.99 | 3.57 | 10.12 |
| PCV (%) | 5.96 | 8.82 | 6.39 | 15.65 | 9.03 | 7.20 | 5.71 | 1.82 | 6.88 |
| GA as % of mean | 4.78 | 9.48 | 8.73 | 18.60 | 9.18 | 9.93 | 7.92 | 1.35 | 9.07 |
SE standard error (95%), H 2 broad sense heritability, GCV genotypic coefficient of variation, ECV error coefficient of variation, PCV phenotypic coefficient of variation, GA genetic advance, PH plant height, FP fibre per cent, SP sucrose per cent, NMC number of millable canes, LBW leaf blade width, ID internode diameter, CB corrected Brix, PP purity per cent, CCS commercial cane sugar