Descriptors African yam bean characterization
1. Days to physiological maturity
Days to physiological maturity
Data type: java.lang.String.
2. Internode length
Internode length
Data type: java.lang.String.
3. Leaf number per meter length
Leaf number per meter length
Data type: java.lang.String.
4. Number of seeds per plant
Number of seeds per plant
Data type: java.lang.String.
5. Seed weigh per plant
Seed weigh per plant
Data type: java.lang.String.
6. Pod dehiscence
Pod dehiscence
Data type: java.lang.Integer.
| 1 - Non-shattering | |
| 2 - Shattering |
7. Seed cavity ridges on pods
Seed cavity ridges on pods
Data type: java.lang.Integer.
| 1 - Present | |
| 2 - Absent |
8. Pod length
Pod lengt
Unit of measure, suffix: cm. Data type: java.lang.Double.
9. Pod beak length
Pod beak length
Unit of measure, suffix: cm. Data type: java.lang.Double.
10. Pod weight
Pod weight
Unit of measure, suffix: g. Data type: java.lang.Double.
11. Locules per pod
Locules per pod
Data type: java.lang.Double.
12. Pods per peduncle
Pods per peduncle
Data type: java.lang.Double.
13. Pods per plant
Pods per plant
Data type: java.lang.Double.
14. Splitting of testa
Splitting of testa
Data type: java.lang.Integer.
| 1 - Present | |
| 2 - Absent |
15. Seed shapes
Seed shapes
Data type: java.lang.Integer.
| 1 - Round/globular | |
| 2 - Rhomboid | |
| 3 - Oval | |
| 4 - Oblong |
16. Testa basal colour
Basal colour of seeds
Data type: java.lang.Integer.
| 1 - Reddish brown | |
| 2 - Light brown | |
| 3 - Cream | |
| 4 - Variegation with various marbling | |
| 5 - White | |
| 6 - Dark brown | |
| 7 - Grey | |
| 8 - Purple |
17. Testa colour variegation
Testa colour variegation
Data type: java.lang.Integer.
| 1 - Absent | |
| 2 - Present |
18. Basal colour of variegated seeds
Basal colour of variegated seeds
Data type: java.lang.Integer.
| 1 - Not variegated | |
| 2 - Black | |
| 3 - Cream | |
| 4 - Brown |
19. Pattern of testa variegation
Pattern of testa variegation
Data type: java.lang.Integer.
| 1 - Nil | |
| 2 - Sparse black dots on creamy brown background with concentration around the hilum | |
| 3 - Patchy light brown dots on dark brown background | |
| 4 - Dense black uneven spot/dot on brown basal colour with clean eye |
20. Testa texture
Testa texture
Data type: java.lang.Integer.
| 1 - Wrinkle | |
| 2 - Rough | |
| 3 - Smooth |
21. Brilliance of seeds
Brilliance of seeds
Data type: java.lang.Integer.
| 1 - Medium | |
| 2 - Shiny | |
| 3 - Matt |
22. Eye colour of white seeds
Eye colour of white seeds
Data type: java.lang.Integer.
| 1 - Non white seeds | |
| 2 - Brown | |
| 3 - Black | |
| 4 - Clean eye |
23. Eye colour pattern
Eye colour pattern
Data type: java.lang.Integer.
| 1 - Brown testa with dark brown fork-like eye pattern | |
| 2 - Brown testa with dark brown incision-like eye pattern below and parallel to the hilum | |
| 3 - Brown testa withcontinuous narrow black stripe around the hilum | |
| 4 - White testa with reddish black vase-like eye pattern | |
| 5 - White testa with reddish brown vase-like eye pattern | |
| 6 - White/grey testa with incision-like eye pattern |
24. Seed weight per pod
Weight of seeds per pod
Unit of measure, suffix: g. Data type: java.lang.Double.
25. Seeds per pod
Seeds per pod
Data type: java.lang.Double.
26. 100 seed weight
Weight of 100 seeds
Unit of measure, suffix: g. Data type: java.lang.Double.
27. Seed volume
Seed volume
Unit of measure, suffix: cm3. Data type: java.lang.Double.
28. Seed thickness
Seed thicknes
Unit of measure, suffix: mm. Data type: java.lang.Double.
29. Seed width
Seed width
Unit of measure, suffix: mm. Data type: java.lang.Double.
30. Seed length
Seed length
Unit of measure, suffix: mm. Data type: java.lang.Double.
31. Seed length/width ratio
Seed length/width ratio
Data type: java.lang.Double.
32. Seed length/thickness ratio
Seed length/thickness ratio
Data type: java.lang.Double.
33. Seed width/thickness ratio
Seed width/thickness ratio
Data type: java.lang.Double.
34. Shelling percentage
Shelling percentage
Unit of measure, suffix: %. Data type: java.lang.Double.
35. Seed set percentage
Seed set percentage
Unit of measure, suffix: %. Data type: java.lang.Double.
36. Leave colour
Leave colour
Data type: java.lang.Integer.
| 1 - Green | |
| 2 - Pale green | |
| 3 - Dark green |
37. Hypocotyl pigmentation
Hypocotyl pigmentation
Data type: java.lang.Integer.
| 1 - Absent | |
| 2 - Present |
38. Pigmentation of the stem
Pigmentation of the stem
Data type: java.lang.Integer.
| 1 - Absent | |
| 2 - Present |
39. Pigmentation of the branches
Pigmentation of the branches
Data type: java.lang.Integer.
| 1 - Absent | |
| 2 - Present |
40. Pigmentation of the petiole
Pigmentation of the petiole
Data type: java.lang.Integer.
| 1 - Absent | |
| 2 - Present |
41. Pigmentation of the peduncle
Pigmentation of the peduncle
Data type: java.lang.Integer.
| 1 - Absent | |
| 2 - Present |
42. Pigmentation intensity of the stem
Pigmentation intensity of the stem
Data type: java.lang.Integer.
| 1 - Nil | |
| 2 - Slight | |
| 3 - Moderate | |
| 4 - Extensive |
43. Pigmentation intensity of the branches
Pigmentation intensity of the branches
Data type: java.lang.Integer.
| 1 - Nil | |
| 2 - Slight | |
| 3 - Moderate | |
| 4 - Extensive |
44. Pigmentation intensity of the petiole
Pigmentation intensity of the petiole
Data type: java.lang.Integer.
| 1 - Nil | |
| 2 - Slight | |
| 3 - Moderate | |
| 4 - Extensive |
45. Pigmentation intensity of the peduncle
Pigmentation intensity of the peduncle
Data type: java.lang.Integer.
| 1 - Nil | |
| 2 - Slight | |
| 3 - Moderate | |
| 4 - Extensive |
46. Days to peduncle initiation
Days from planting to days of the notice of peduncle initiation
Unit of measure, suffix: days. Data type: java.lang.Double.
47. Days to 50% flowering
Days from planting to 50% flowering
Unit of measure, suffix: days. Data type: java.lang.Double.
48. Peduncle length
Peduncle length
Unit of measure, suffix: cm. Data type: java.lang.Double.
49. Petiole length
Petiole length
Unit of measure, suffix: cm. Data type: java.lang.Double.
50. Terminal leaf length
Terminal leaf length
Unit of measure, suffix: cm. Data type: java.lang.Double.
51. Terminal leaf width
Terminal leaf width
Unit of measure, suffix: cm. Data type: java.lang.Double.
52. Tuber production
Tuber production
Data type: java.lang.Integer.
| 1 - Absent | |
| 2 - Present | |
| 42 - 42 | |
| 43 - 43 | |
| 48 - 48 | |
| 50 - 50 | |
| 55 - 55 | |
| 57 - 57 | |
| 59 - 59 | |
| 61 - 61 | |
| 62 - 62 | |
| 63 - 63 | |
| 65 - 65 | |
| 66 - 66 | |
| 70 - 70 | |
| 71 - 71 | |
| 79 - 79 | |
| 84 - 84 | |
| 85 - 85 | |
| 87 - 87 | |
| 88 - 88 | |
| 94 - 94 | |
| 100 - 100 | |
| 112 - 112 | |
| 117 - 117 | |
| 118 - 118 | |
| 124 - 124 | |
| 129 - 129 | |
| 134 - 134 | |
| 135 - 135 | |
| 136 - 136 | |
| 144 - 144 | |
| 151 - 151 | |
| 160 - 160 | |
| 175 - 175 | |
| 179 - 179 | |
| 181 - 181 | |
| 197 - 197 | |
| 207 - 207 | |
| 219 - 219 | |
| 232 - 232 | |
| 247 - 247 |
53. Shapes of tubers
Shapes of tubers
Data type: java.lang.Integer.
| 1 - Irregular | |
| 2 - Oval | |
| 3 - Round | |
| 4 - Spindle |
54. Tuber skin colour
Tuber skin colour
Data type: java.lang.Integer.
| 1 - Cream | |
| 2 - Pink | |
| 3 - Brownish orange |
55. Tuber yield
Tuber yield
Unit of measure, suffix: kg. Data type: java.lang.Double.
56. Tuber weight
Tuber weight
Unit of measure, suffix: g. Data type: java.lang.Double.
57. Tubers per plant
Tubers per plant
Data type: java.lang.Double.
58. Tuber length
Tuber length
Unit of measure, suffix: cm. Data type: java.lang.Double.
59. Tuber width
Tuber width
Unit of measure, suffix: cm. Data type: java.lang.Double.
60. Length/width ratio of tubers
Length/width ratio of tubers
Data type: java.lang.Double.
