
- Address : Bathalagoda, Ibbagamuwa, Sri Lanka
- E- Mail : rrdi@doa.gov.lk
- Telephone : +94 372 258561
- Fax : +94 372 259881
- தமிழ்
RRDI Rice Varieties
Ld 253
Variety name : Ld 253
Year of Lease : 2016
Pedigree : Selection from At 04
Average yield : 4.5 t/ha
Maturity : 88 Days
Plant height : 49.0 cm
Basal leaf sheath colour : Green
Recommendation : General cultivation



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Grain Quality Characteristics
Brown rice recovery | 78.6 % |
Milling recovery | 73.6 % |
Head rice recovery | 66.0 % |
Amylose content | Intermediate |
Gelatinization temperature | Intermediate |
1000 grain weight | 20.6 g |
Grain shape | Long Slender |
Pericarp colour | White |
Bushel weight | 20.8 kg |
Buff colour presence | No |
Reaction to Pest and Disease
Blast | Bacterial Leaf Blight | Gall Midge | Bacterial Leaf Blight |
Moderately Resistant/Moderately Susceptible | Resistant/Moderately Resistant | Resistant/Moderately Resistant | Resistant/Moderately Resistant |
Grain Quality Characteristics
Brown rice recovery | 78.6 % |
Milling recovery | 73.6 % |
Head rice recovery | 66.0 % |
Amylose content | Intermediate |
Gelatinization temperature | Intermediate |
1000 grain weight | 20.6 g |
Grain shape | Long Slender |
Pericarp colour | White |
Bushel weight | 20.8 kg |
Buff colour presence | No |
Reaction to Pest and Disease
Blast | Moderately Resistant / Moderately Susceptible |
Bacterial Leaf Blight | Resistant / Moderately Resistant |
Gall Midge | Resistant / Moderately Resistant |
Brown Planthopper | Resistant / Moderately Resistant |