- த
- Address : Bathalagoda, Ibbagamuwa, Sri Lanka
- E- Mail : rrdi@doa.gov.lk
- Telephone : +94 372 258561
- Fax : +94 372 259881
- தமிழ்
RRDI Rice Varieties
Bw 451
Variety name : Bw 451
Year of release : 1987
Pedigree : Bg 400-1/Bg 11-11
Average yield : 5.5 t/ha
Maturity : 120 days
Plant height : 66.0 cm
Basal leaf sheath colour : Green
Recommendation : LCWZ, saline soil
Grain Quality Characteristics
| Brown rice recovery | 79.90% |
| Milling recovery | 75.10% |
| Head rice recovery | 70.60% |
| Amylose content | High |
| Gelatinization temperature | High |
| 1000 grain weight | 15.3 g |
| Grain shape | Short round |
| Pericarp colour | White |
| Buff colour presence | No |
Reaction to Pest and Disease
| Blast | Bacterial Leaf Blight | Brown Planthopper |
| Susceptible | Moderately Resistant | Moderately Resistant |
Grain Quality Characteristics
| Brown rice recovery | 79.90% |
| Milling recovery | 75.10% |
| Head rice recovery | 70.60% |
| Amylose content | High |
| Gelatinization temperature | High |
| 1000 grain weight | 15.3 g |
| Grain shape | Short round |
| Pericarp colour | White |
| Buff colour presence | No |
Reaction to Pest and Disease
| Blast | Susceptible |
| Bacterial Leaf Blight | Moderately Resistant |
| Brown Planthopper | Moderately Resistant |
