Description
Plant | Tuber Characteristics | |||
Maturity | Medium-early (90 – 105 days) | Tuber size | Fairly large | |
Growth habit | Medium to tall, upright to semi-upright habit, semi-leafy type | Tuber shape | Round to short oval | |
Color of flower | Purple-blue | Flesh color | Yellow | |
Flowering | Moderately profuse to profuse | Eye depth | Fairly deep | |
Number of tubers | Fairly high | Skin color | Deep yellow | |
Dormancy | Medium, High | Skin characteristic | Smooth | |
Uniformity | Fairly uniform | |||
Resistances |
Yield and Quality | |||
Nematodes | Full resistance: Ro1-4, Golden nematode: no resistance Pa2- 3 | Yield | Very high | |
Leaf early blight | Moderate resistant | Texture | Firm | |
Tuber early blight | Moderate | Cooking type | Suitable for Potato Chips | |
Early blight | High resistance | Free from discoloration raw | High | |
Black leg | Good resistance | Dry matter content | High (22 – 24%) | |
Common scab | Low | |||
Internal rust spot | Very high resistance | |||
External damages | High resistance | |||
Bruising | Low resistance | |||
Potato Virus Y (PVY) | High | |||
Potato Virus Y (PVY) ntn | Very high | |||
Wart | Immune | |||
Agronomy | ||||
Suitable soils | Red -Yellow Podzolic, Mountain Regosols | Well drained Red -Yellow Latosols and Regosola and Non Calcic Brown Soils | ||
Soil pH | 5.5 – 6.8 | 5.5 – 6.5 | ||
Unsuitable soils | Saline, Alkaline, Water logged soils and all the other soil types except mentioned under “Suitable Soils” | |||
Drought tolerance | Very good resistance | |||
Area and Season | ||||
Suitable Area | Suitable Agroclimatic Zones | Season | Best Time to Grow | |
Badulla (Highlands) | IM1a, IU2, IU3a, IU3b, IU3c, IU3d, IU3e, WU3 | Maha | November – December | |
Jaffna and Puttlum | DL1b, DL1f, DL3, DL4 | Maha | Mid November – Mid December | |
Badulla | DL1a, IM1a, IM2a, IM2b, IU2, IU3a, IU3b, IU3c, IU3d, IU3e, WU3 | Yala | July – August |