Varieties developed
Rice Varieties and Hybrids Developed at IIRR
| S.No. | Variety Name | IET No. | Cross Combination | Year of release | Duration | Ecosystem |
| 1 | Jaya(DRR Dhan 1) | 723 | TN 1/T141 | 1968 | 135 | Irrigated_Medium |
| 2 | Cauvery (DRR Dhan 2) | 355 | TN1/TKM 6 | 1970 | 110 | Rainfed Upland_Early |
| 3 | Sona (DRR Dhan 7) | 1991 | GEB 24/TN 1 | 1972 | 130 | Irrigated_Mid Early |
| 4 | Akashi (DRR Dhan 4) | 2914 | IR 8/N 22 | 1977 | 110 | Rainfed Upland_Early |
| 5 | Rasi (DRR Dhan 5) | 1444 | TN 1/C0 29 | 1977 | 115 | Irrigated_Early |
| 6 | Phalguna(DRR Dhan 6) | 2911 | IR 8/Siam 29 | 1977 | 145 | Rainfed Shallow Lowland |
| 7 | Sasyasree(DRR Dhan7) | 2815 | TKM 6/IR 8 | 1979 | 125 | Irrigated_Mid Early |
| 8 | Swarnadhan (DRR Dhan 8) | 5656 | RPW 6-13/Sona | 1979 | 150 | Rainfed Shallow Lowland |
| 9 | Manasarovar(DRR Dhan 10) | 6314 | Rp 31-49-2/Leb Muey | 1983 | 150 | Rainfed Shallow Lowland |
| 10 | Vikas (DRR Dhan 9) | 3116 | IR 8/ TKM 6 | 1983 | 125 | Saline/Alkaline Tolerant rice |
| 11 | Jarava (DRR Dhan 33) | 15420 | B 32 Sel4/0 rufipogon 4/ B 29-6 | 1983 | 145 | Saline/Alkaline Tolerant rice |
| 12 | Seshu (DRR Dhan 11) | 2881 | IR 24/T 141 | 1985 | 115 | Irrigated_Early |
| 13 | Srinivas (DRR Dhan 12) | 2508 | IR 8/Latisail | 1985 | 125 | Irrigated_Early |
| 14 | Prasanna(DRR dhan 15) | 7564 | IRAT 8/ N 22 | 1986 | 100 | Rainfed Upland_Very Early |
| 15 | Sonasali(Drr Dhan 13) | 7575 | Sona/Manoharsali | 1986 | 135 | Irrigated_Medium |
| 16 | Vikramarya (DRR Dhan 14) | 7302 | RPE 6- 14/PTB 2 | 1986 | 135 | Irrigated_Medium |
| 17 | Tulasi(DRR Dhan 18) | 7614 | Rasi/Fine gora | 1988 | 105 | Rainfed Upland_Very Early |
| 18 | Suraksha (DRR Dhan 17) | 7946 | Sasyasree/MR 1523 | 1988 | 130 | Irrigated_Medium |
| 19 | Nagarjuna (DRR Dhan 20) | 6315 | Sona/ Manoharsali | 1988 | 145 | Rainfed Shallow Lowland |
| 20 | Salivahana (DRR Dhan 19) | 7590 | RP 5-32/Pankaj | 1988 | 155 | Rainfed Shallow Lowland |
| 21 | Pranava (DRR Dhan 31) | 7999 | Vikaraj/Benong 3 | 1988 | 145 | Rainfed Shallow Lowland |
| 22 | Aditya (DRR Dhan 29) | 7613 | M 63-83/Cauvery | 1989 | 95 | Rainfed Upland_Very Early |
| 23 | Ravi(DRR Dhan 34 | 7991 | M 63-83//RP 79-5/Rikotu Norin 21 | 1989 | 110 | Rainfed Upland_Very Early |
| 24 | Vibhava (DRR Dhan 22) | 6080 | CR 44-35/W 12708 | 1989 | 150 | Irrigated_Medium |
| 25 | Kasturi (DRR Dhan 24) | 8580 | Basmati 370/CRR 88-17-1-5 | 1989 | 125 | Scented Rice |
| 26 | Ajaya (DRR Dhan 25) | 8585 | IET 4141/CR 98-7216 | 1992 | 130 | Irrigated_Medium |
| 27 | Nidhi(DRR Dhan 26) | 9994 | Sona/ARC 14529 | 1996 | 120 | Irrigated_Early |
| 28 | Krishna Hamsa(DRR Dhan 28) | 9219 | Rasi/Fine Gora | 1997 | 120 | Irrigated_Early |
| 29 | Triguna(DRR Dhan 27) | 12875 | Swarnadhan/Rp 1579-38 | 1997 | 125 | Irrigated_Mid Early |
| 30 | DRRH-1(DRR sankar Dhan 1) | IR 58025 A/IR 40750-82-2-2-2-3R | 1997 | 130 | Hybrid | |
| 31 | Shanthi | Ratna/IR-36 | 12884 | 2001 | 125 | Irrigated_Mid Early |
| 32 | Vasumati (DRR Dhan 30) | 15391 | PR 109/Pakistan Basmati | 2001 | 125 | Scented Rice |
| 33 | Dhanrasi (DRR Dhan 31) | 15358 | B32 Sel.4/O.eufipogon// B 127 | 2002 | 145 | Rainfed Shallow Lowland |
| 34 | Sugandhamati (DRR Dhan 32) | 16775 | Pusa Basmati/ IET 12603 | 2004 | 145 | Scented Rice |
| 35 | DRRH-2 | 18076 | IR 68897A/DR 714-1-2R | 2005 | 115 | Hybrid |
| 36 | Improved Samba mahsuri (DRR Dhan 34) | 19046 | BPT 5204*4/SS 1113 | 2007 | 140 | Rainfed Shallow Lowland |
| 37 | Varadhan | 18940 | 9314/BR 827-36 | 2008 | 125 | Irrigated_Mid Early |
| 38 | Akshyadhan (DRR Dhan 35) | 19367 | BR 827-35/SC 5 109-2-2 | 2008 | 135 | Irrigated_Medium |
| 39 | Sampada (DRR Dhan 37) | 19424 | Vijaya/C 14-8 | 2008 | 135 | Irrigated_Medium |
| 40 | DRR Dhan 38 | 20010 | BPT 5204/KMR 3 | 2009 | 135 | Irrigated_Medium |
| 41 | DRR Dhan 39 | 19487 | CSR 3/Kasturi | 2009 | 130 | Saline/Alkaline Tolerant rice |
| 42 | DRRH-3 | 19543 | APMS 6A/RPHR 1005 | 2009 | 130 | Hybrid |