Table 3.
Variation in qualitative morphological traits of jackfruit in the Kayunga and Luwero districts of Uganda
| Plant material | Qualitative trait | Region | Categories of the jackfruit trait (%) [42] |
|---|---|---|---|
| Plant/tree | Tree vigor | K | Low (4.0), Medium (28.0), High (68.0) |
| L | Low (6.0), Medium (32.0), High (62.0) | ||
| T. P | Low (5.0), Medium (30.0), High (65.0) | ||
| Trunk surface | K | Smooth (22.0), Rough (66.0), Very rough (12.0) | |
| L | Smooth (48.0), Rough (46.0), Very rough (6.0) | ||
| T. P | Smooth (35.0), Rough (56.0), Very rough (9.0) | ||
| Branching density | K | Sparse (12.0), Medium (56.0), Dense (33.0) | |
| L | Sparse (26.0), Medium (44.0), Dense (30.0) | ||
| T. P | Sparse (19.0), Medium (50.0), Dense (31.0) | ||
| Tree growth habit | K | Erect (36.0), semi-erect (12.0), spreading (52.0) | |
| L | Erect (37.0), semi-erect (12.0), spreading (51.0) | ||
| T. P | Erect (37.0), semi-erect (12.0), spreading (51.0) | ||
| Crown shape | K | Irregular (34.0), Pyramidal (36.0), Broadly pyramidal (16.0), Semi-circular (8.0), Spherical (4.0), Oblong (2), Elliptical (0.0) | |
| L | Irregular (44.0), Pyramidal (26.0), Broadly pyramidal (26.0), Semi-circular (2.0), Spherical (2.0), Oblong (0), Elliptical (0.0) | ||
| T. P | Irregular (39.0), Pyramidal (31.0), Broadly pyramidal (21.0), Semi-circular (5.0), Spherical (3.0), Oblong (1.0), Elliptical (0.0) | ||
| Leaf | Leaf blade shape | K | Elliptic (76.0), Narrowly elliptic (16.0), Broadly elliptic (6.0), Oblong (2.0), Obovate (0.0), Lyrate (0.0) |
| L | Elliptic (52.0), Narrowly elliptic (36.0), Broadly elliptic (2.0), Oblong (4.0), Obovate (6.0), Lyrate (0.0) | ||
| T. P | Elliptic (64.0), Narrowly elliptic (26.0), Broadly elliptic (4.0), Oblong (3.0), Obovate (3.0), Lyrate (0.0) | ||
| Fruit | Fruit shape | K | Ellipsoid (48.0), Oblong (28.0), Clavate (14.0), Irregular (0.0), Obloid (4.0), Spheroid (6.0) |
| L | Ellipsoid (38.0), Oblong (12.0), Clavate (22.0), Irregular (22.0), Obloid (4.0), Spheroid (2.0) | ||
| T. P | Ellipsoid (43.0), Oblong (20.0), Clavate (18.0), Irregular (11.0), Obloid (4.0), Spheroid (4.0) | ||
| Fruit surface | K | Smooth (6.0), Spiny (94.0) | |
| L | Smooth (6.0), Spiny (94.0) | ||
| T. P | Smooth (6.0), Spiny (94.0) | ||
| Flake shape | K | Twisted (36.0), Cordate (18.0), Spheroid (4.0), Rectangular (12.0), Irregular (18.0), Oblong with curved tip (6.0), Obovate (6.0). | |
| L | Twisted (22.0), Cordate (22.0), Spheroid (22.0), Rectangular (12.0), Irregular (16.0), Oblong with curved tip (4.0), Obovate (2.0). | ||
| T. P | Twisted (29.0), Cordate (20.0), Spheroid (13.0), Rectangular (12.0), Irregular (17.0), Oblong with curved tip (5.0), Obovate (4.0). | ||
| Flake color | K | Yellow (76.0), Coppery red (16.0), White (8.0) | |
| L | Yellow (92.0), Coppery red (2.0), White (6.0) | ||
| T. P | Yellow (84.0), Coppery red (9.0), White (7.0) | ||
| Flake flavor | K | Strong (64.0), Intermediate (22.0), Weak (14.0). | |
| L | Strong (14.0), Intermediate (46.0), Weak (40.0). | ||
| T. P | Strong (39.0), Intermediate (34.0), Weak (27.0). | ||
| Pulp consistency | K | Medium (50.0), Soft (42.0), Firm (6.0), Slimy (2.0). | |
| L | Medium (46.0), Soft (26.0), Firm (22.0), Slimy (6.0). | ||
| T. P | Medium (48.0), Soft (34.0), Firm (14.0), Slimy (4.0). | ||
| Pulp taste | K | Sweet (100.0), Insipid (0.0), Acidic (0), Bitter (0.0). | |
| L | Sweet (100.0), Insipid (0.0), Acidic (0), Bitter (0.0). | ||
| T. P | Sweet (100.0), Insipid (0.0), Acidic (0), Bitter (0.0). |
K = Kayunga, L = Luwero, T. P = Total population