Table 2.
Nuclear DNA contents of intergeneric hybrids between modern sugarcane cultivar and E. arundinaceus.
| Group | Clone | Mean ± SD (pg/2C) | CV (%) | Min. | Max. | Range |
|---|---|---|---|---|---|---|
| Sugarcane cultivar | NiF8 | 11.18 ± 0.02 | 0.19 | 11.16 | 11.21 | 0.05 |
| E. arundinaceus | JW4 | 7.50 ± 0.02 | 0.26 | 7.48 | 7.52 | 0.04 |
| E. arundinaceus | JIRCAS 1 | 7.50 ± 0.02 | 0.21 | 7.48 | 7.52 | 0.04 |
| Group A | J08-12 | 8.94 ± 0.04 | 0.39 | 8.94 | 9.01 | 0.07 |
| J11-19 | 8.63 ± 0.04 | 0.46 | 8.59 | 8.68 | 0.09 | |
| J11-1 | 8.55 ± 0.08 | 0.92 | 8.47 | 8.65 | 0.18 | |
| J09-1 | 8.53 ± 0.03 | 0.33 | 8.48 | 8.55 | 0.07 | |
| J09-10 | 8.47 ± 0.05 | 0.60 | 8.42 | 8.54 | 0.12 | |
| J09-4 | 8.44 ± 0.19 | 2.26 | 8.11 | 8.59 | 0.48 | |
| J09-8 | 8.43 ± 0.11 | 1.29 | 8.25 | 8.52 | 0.27 | |
| J09-5 | 8.40 ± 0.04 | 0.51 | 8.36 | 8.45 | 0.09 | |
| J09-16 | 8.38 ± 0.11 | 1.29 | 8.27 | 8.52 | 0.25 | |
| J11-9 | 8.30 ± 0.04 | 0.47 | 8.27 | 8.36 | 0.09 | |
| J09-3 | 8.28 ± 0.28 | 3.42 | 7.93 | 8.56 | 0.63 | |
| J09-6 | 8.12 ± 0.09 | 1.10 | 8.02 | 8.22 | 0.20 | |
| J11-4 | 8.10 ± 0.12 | 1.54 | 7.95 | 8.26 | 0.31 | |
| J11-5 | 8.10 ± 0.11 | 1.31 | 7.96 | 8.20 | 0.24 | |
| J09-13 | 8.04 ± 0.15 | 1.88 | 7.83 | 8.23 | 0.40 | |
| J11-15 | 8.01 ± 0.25 | 3.07 | 7.58 | 8.17 | 0.59 | |
| J11-8 | 7.99 ± 0.15 | 1.84 | 7.80 | 8.17 | 0.37 | |
| J11-6 | 7.93 ± 0.20 | 2.54 | 7.78 | 8.20 | 0.42 | |
| J11-18 | 7.42 ± 0.22 | 2.94 | 7.90 | 8.46 | 0.56 | |
| J11-3 | 7.41 ± 0.52 | 7.05 | 6.83 | 7.84 | 1.01 | |
| J11-10 | 7.27 ± 0.06 | 0.77 | 7.23 | 7.31 | 0.08 | |
| J09-14 | 7.16 ± 0.05 | 0.75 | 7.08 | 7.23 | 0.15 | |
| J11-17 | 7.11 ± 0.04 | 0.63 | 7.08 | 7.14 | 0.06 | |
| J09-15 | 7.01 ± 0.09 | 1.34 | 6.90 | 7.14 | 0.24 | |
| Group B | J11-13 | 7.72 ± 0.49 | 6.35 | 6.98 | 8.27 | 1.29 |
| J09-12 | 7.59 ± 0.52 | 6.91 | 7.06 | 8.07 | 1.01 | |
| J11-21 | 7.54 ± 0.73 | 9.64 | 6.29 | 8.10 | 1.81 | |
| J09-11 | 7.15 ± 1.13 | 15.73 | 6.49 | 8.45 | 1.96 | |
| J11-14 | 6.85 ± 0.29 | 4.29 | 6.52 | 7.20 | 0.68 | |
| J11-7 | 6.07 ± 0.32 | 5.33 | 5.72 | 6.51 | 0.79 | |
| Group C | J09-2 | 7.31 ± 0.38 | 5.25 | 6.81 | 7.66 | 0.85 |
| J11-12 | 6.72 ± 0.15 | 2.31 | 6.59 | 6.97 | 0.38 |
Group A, hybrids with no intra-clonal variation in 5S rDNA sites; Group B, hybrids with intra-clonal variation in 5S rDNA sites; Group C, hybrids with no Erianthus 5S rDNA sites but identified based on morphological characteristics; Max., maximum value; Min., minimum value; SD, standard deviation.