- Address : Bathalagoda, Ibbagamuwa, Sri Lanka
- E- Mail : rrdi@doa.gov.lk
- Telephone : +94 372 258561
- Fax : +94 372 259881
RRDI Rice Varieties
Bg 251 (GSR)
| Variety name | : Bg 251 (GSR) |
| Year of release | : 2014 |
| Pedigree | : ZX788 (Origin: China) |
| Average yield | : 5.5 t/ha |
| Maturity | : 80 days |
| Plant height | : 87.0 cm |
| Basal leaf sheath colour | : Green |
| Regions recommended for farming | : Rain fed, Drought prone areas |


Grain Quality Characteristics
| Weight per bushel of paddy | 20.3 kg |
| 1000 grain weight | 21.5 g |
| Brown rice recovery ( based on weight) | 79.00% |
| Milling recovery ( based on weight) | 73.50% |
| Head grain recovery ( based on weight) | 73.50% |
| Grain shape | Long Medium |
| Pericarp colour | White |
| Amylose content | High |
| Gelatinization temperature | Intermediate |
| Presence of buff colour | No |
Resistance to Pests and Diseases
| Pest/Disease | Level Of Resistance |
| Blast | Resistant/Moderately Resistant |
| Bacterial Leaf Blight | Moderately Resistant |
| Gall Midge | Resistant/Moderately Resistant |
| Brown Planthopper | Moderately Resistant |
Grain Quality Characteristics
| Weight per bushel of paddy | 20.3 kg |
| 1000 grain weight | 21.5 g |
| Brown rice recovery ( based on weight) | 79.00% |
| Milling recovery ( based on weight) | 73.50% |
| Head grain recovery ( based on weight) | 73.50% |
| Grain shape | Long Medium |
| Pericarp colour | White |
| Amylose content | High |
| Gelatinization temperature | Intermediate |
| Presence of buff colour | No |
Resistance to Pests and Diseases
| Pest/Disease | Level Of Resistance |
| Blast | Resistant/Moderately Resistant |
| Bacterial Leaf Blight | Moderately Resistant |
| Gall Midge | Resistant/Moderately Resistant |
| Brown Planthopper | Moderately Resistant |
