Sl. No. | Character | Co-efficient of Variation | Source | Mean | Heritability (%) | Genetic advance (at 5% selection intensity) | Genetic advance (as % of population mean) | |
Genotypic | Phenotypic | |||||||
1. | Plant height | 2.64 (63.16) | 4.18 | 80.77 - 90.94, 10.17 | 87.43 | 40.00 | 3.01 | 3.44 |
2. | Leaf number | 6.08 (53.10) | 11.45 | 5.60 - 7.47, 1.87 | 6.65 | 28.20 | 0.44 | 6.62 |
3. | Length of leaf lamina | 0.20 (3.47) | 5.77 | 43.43 - 48.29, 4.86 | 45.62 | 0.10 | 0.01 | 0.02 |
4. | Breadth of leaf lamina | 1.74 (26.69) | 6.37 | 33.43 - 37.67, 4.24 | 35.67 | 7.10 | 0.33 | 0.93 |
5. | Number of cormels per plant | 42.77 (92.12) | 46.43 | 0.00 - 7.07, 7.07 | 5.37 | 84.90 | 4.36 | 81.19 |
6. | Weight of corn per plant | 3.02 (25.57) | 11.81 | 580.09 - 764.78, 184.69 | 637.44 | 6.50 | 10.15 | 1.59 |
7. | Weight of cormels per plant | 45.82 (97.79) | 47.14 | 0.00 - 796.24, 796.24 | 534.93 | 94.50 | 49.08 | 9.18 |
8. | Dry matter percentage | 47.91 (95.78) | 50.02 | 11.96 - 29.67, 17.71 | 21.43 | 91.70 | 16.93 | 79.00 |
9. | Tuber yield per plant | 18.90 (91.30) | 20.70 | 693.93 - 1513.31, 819.37 | 1183.67 | 83.30 | 42.00 | 3.55 |