Variables | Ratios (sweet potato: M. micrantha) | |||||
---|---|---|---|---|---|---|
3:1 | 2:1 | 1:1 | 1:2 | 1:3 | 0:4 | |
Seed number | 171.7 ± 4.3f | 702.9 ± 8.2e | 1995.1 ± 54.9d | 4066.9 ± 94.8c | 6797.6 ± 92.2b | 17,632.6 ± 479.8a |
Seed biomass (g) | 0.014 ± 0.000f | 0.058 ± 0.001e | 0.171 ± 0.004d | 0.362 ± 0.008c | 0.654 ± 0.011b | 1.772 ± 0.042a |
Seed length (mm) | 0.750 ± 0.008f | 0.808 ± 0.013e | 0.860 ± 0.008d | 0.900 ± 0.012c | 1.058 ± 0.013b | 1.290 ± 0.014a |
Seed set rate (%) | 7.99 ± 0.26f | 12.07 ± 0.76e | 16.05 ± 0.13d | 23.18 ± 0.27c | 28.90 ± 0.53b | 33.31 ± 0.64a |
Germination rate (%) | 16.88 ± 0.48f | 20.63 ± 0.63e | 25.13 ± 0.85d | 32.63 ± 1.65c | 53.13 ± 1.60b | 68.25 ± 1.04a |
1000-grain dry weight (g) | 0.078 ± 0.001f | 0.082 ± 0.001e | 0.086 ± 0.001d | 0.089 ± 0.001c | 0.096 ± 0.001b | 0.101 ± 0.001a |