Table 2.
Growth traits of cassava cultivars derived from various plantlet sources in the pot and field experiments.
| Factors | Pot experiment | Field experiment | ||||||
|---|---|---|---|---|---|---|---|---|
| Leaf area (cm2 plant−1) | SLA (cm2 g−1) | Multiply rate (number plant−1) | Stem diameter (cm) | Leaf area (LA) (cm2 plant−1) | SLA (cm2 g−1) | Multiply rate (number plant−1) | Stem diameter (cm) | |
| Cultivar (C) | ||||||||
| KU50 | 17,952b | 205.39 | 6.81 | 18.96b | 18,567b | 199.39b | 4.61a | 21.21c |
| RY9 | 19,739b | 203.36 | 6.46 | 22.40a | 18,612b | 199.76b | 4.08b | 22.81b |
| HB60 | 29,727a | 214.01 | 6.46 | 22.67a | 27,520a | 211.63a | 4.25ab | 24.93a |
|
| ||||||||
| F-test | ∗∗ | ns | ns | ∗∗ | ∗∗ | ∗∗ | ∗ | ∗∗ |
|
| ||||||||
| Sources (S) | ||||||||
| Control | 21,037 | 207.35 | 7.75a | 20.35b | 19,615b | 201.48 | 4.48 | 21.70b |
| Leaf bud | 21,038 | 204.88 | 6.00b | 21.56ab | 21,305b | 204.50 | 4.22 | 23.24ab |
| Mini | 24,242 | 210.18 | 6.45b | 22.45a | 20,763b | 203.91 | 4.44 | 23.52a |
| Normal | 23,573 | 207.93 | 6.12b | 21.02ab | 24,582a | 201.48 | 4.11 | 23.48a |
|
| ||||||||
| F-test | ns | ns | ∗∗ | ∗ | ∗∗ | ns | ns | ∗ |
|
| ||||||||
| C × S | ns | ns | ∗ | ns | ∗∗ | ns | ns | ns |
|
| ||||||||
| C.V. (%) | 22.78 | 7.22 | 19.82 | 8.49 | 11.05 | 4.12 | 9.38 | 5.27 |
Note: Different lowercase letters represent significant differences among cassava cultivars and cassava plantlets at p-value ≤ 0.05.
Abbreviations: C.V. = coefficient of variation, ns = nonsignificant, SLA = specific leaf area.
∗Significant at p ≤ 0.05.
∗∗Significant at p ≤ 0.01.