Tongil is a high-yielding South Korean potato variety with round to oval, white-skinned tubers and light-yellow flesh. It matures early to mid-season and is known for good storage ability and resistance to late blight and common scab. It’s suitable for both table use and light processing.
Agronomic Characteristics
- Maturity: Early to medium
- Growth Habit: Semi-erect, vigorous
- Flower Color: Light purple
- Tuberization: Good, uniform set
- Yield Potential: High
- Dormancy: Medium
Tuber Morphological Traits
- Tuber Shape: Round to oval
- Skin Color: White
- Flesh Color: Light yellow
- Eye Depth: Shallow
- Skin Texture: Smooth
- Tuber Size: Medium to large
- Dry Matter Content: Moderate (18–20%)
Disease and Pest Resistance
- Late Blight: Moderate to good
- Common Scab: Good
- PVY (Potato virus Y): Moderate
- Bacterial Wilt: Susceptible to moderate
Culinary and Processing Quality
- Texture When Cooked: Slightly waxy to soft
- Taste: Mild and pleasant
- Culinary Use: Suitable for boiling, steaming Processing
- Use: Light processing (flakes, not ideal for chips)
- Chipping Quality: Fair (due to moderate sugar levels)