- Address : Bathalagoda, Ibbagamuwa, Sri Lanka
- E- Mail : rrdi@doa.gov.lk
- Telephone : +94 372 258561
- Fax : +94 372 259881
Rice In Sri Lanka - New Fertilizer Reccomendation
Wet zone (for irrigated paddy fields)
Districts applicable
Kegalle, Gampaha, Colombo, Galle, Kaluthara, Matale (For Yatawaththa, Ukuwela divisional secretariats)
Kandy (Except Minipe, Ududumbara, Panwila, Medadumbara, Kundasale, Pathahewaheta, Delthota divisional secretariats)
Nuwara Eliya (Except Hanguranketha, Walapane divisional secretariats)
Mathara (Except Hakmana, Kirinda, Devinuwara, Dikwella, Thihagoda, Kamburupitiya divisional secretariats)
Rathnapura (Except Embilipitiya, Kolonna, Balangoda, Imbulpe, Weligepola divisional secretariats)
| Age Group | Time * | Urea | T.S.P | M.O.P | Zinc Sulphate ** |
| Kg/h | |||||
| For 3 Month age group | Basic | 35 | 5 | ||
| 2 Weeks | 20 | ||||
| 4 Weeks | 55 | 25 | |||
| 6 Weeks | 45 | 25 | |||
| 7 Weeks | 20 | ||||
| Total | 140 | 35 | 50 | 5 | |
| For 3 1/2 Month age group | Basic | 35 | |||
| 2 Weeks | 20 | ||||
| 4 Weeks | 55 | 25 | |||
| 6 Weeks | 45 | 25 | |||
| 8 Weeks | 20 | ||||
| Total | 140 | 35 | 50 | 5 | |
| For 4 Month age group | Basic | 35 | 5 | ||
| 2 Weeks | 20 | ||||
| 4 Weeks | 55 | 25 | |||
| 7 Weeks | 45 | 25 | |||
| 9 Weeks | 20 | ||||
| Total | 140 | 35 | 50 | 5 | |
* From the date of establishment
** Apply only in Maha Season