- த

- Address : Bathalagoda, Ibbagamuwa, Sri Lanka
- E- Mail : rrdi@doa.gov.lk
- Telephone : +94 372 258561
- Fax : +94 372 259881
- தமிழ்
RRDI Rice Varieties
At 307
Variety name : At 307
Year of release : 2005
Pedigree : Bg 2225-1/Bg 96-3298
Average yield : 7.0 t/ha
Maturity : 97 days
Plant height : 59.0 cm
Basal leaf sheath colour : Green
Recommendation : General cultivation



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Grain Quality Characteristics
Brown rice recovery | 79.80% |
Milling recovery | 74.40% |
Head rice recovery | 69.00% |
Amylose content | High |
Gelatinization temperature | High – Intermediate |
1000 grain weight | 23.3 g |
Grain shape | Intermediate Bold |
Pericarp colour | White |
Bushel weight | 22.5 kg |
Buff colour presence | No |
Reaction to Pest and Disease
Blast | Bacterial Leaf Blight | Gall Midge | Brown Planthopper |
Resistant | Moderately Susceptible | Resistant | Resistant |
Grain Quality Characteristics
Brown rice recovery | 79.80% |
Milling recovery | 74.40% |
Head rice recovery | 69.00% |
Amylose content | High |
Gelatinization temperature | High – Intermediate |
1000 grain weight | 23.3 g |
Grain shape | Intermediate Bold |
Pericarp colour | White |
Bushel weight | 22.5 kg |
Buff colour presence | No |
Reaction to Pest and Disease
Blast | Resistant |
Bacterial Leaf Blight | Moderately Susceptible |
Gall Midge | Resistant |
Brown Planthopper | Resistant |