| No. | Treatments | Tuber Number | Ave. Tuber | ||
| Mark | Unmark | Total | Number | ||
| 1 | Control | 290.67f | 30bc | 320.67g | 9.86i |
| 2 | 46 kg P2O5 ha−1 | 301ef | 28.67bc | 329.67g | 10.13hi |
| 3 | 92 kg P2O5 ha−1 | 327.67c-f | 30.33bc | 358fg | 11.93f-i |
| 4 | 55.5 kg N ha−1 | 323.67def | 30.33bc | 354fg | 11.8ghi |
| 5 | 55.5 kg N ha−1 + 46 kg P2O5 ha−1 | 341.33c-f | 33.67bc | 375e-g | 12.5efg |
| 6 | 55.5 kg N ha−1 +92 kg P2O5 ha−1 | 354.33b-f | 33.67bc | 388b-g | 12.93b-g |
| 7 | 111 kg N ha−1 | 349.33b-f | 30.67bc | 380d-g | 12.66d-g |
| 8 | 111 kg N ha−1 + 46 kg P2O5 ha−1 | 413.67ab | 28.33bc | 442a-d | 14.73a-e |
| 9 | 111 kg N ha−1 + 92 kg P2O5 ha−1 | 424a | 33bc | 457ab | 12.6d-g |
| 10 | 5 ton FYM ha−1 | 344c-f | 34bc | 378d-g | 15.23ab |
| 11 | 5 ton FYM ha−1 + 46 kg P2O5 ha−1 | 354b-f | 34bc | 388b-g | 12.93b-g |
| 12 | 5 ton FYM ha−1 + 92 kg P2O5 ha−1 | 387.67a-d | 34.33bc | 422a-f | 14.06a-g |
| 13 | 5 ton FYM ha−1 + 46 kg N ha−1 | 380.33a-d | 31.66bc | 412a-f | 13.73a-g |
| 14 | 5 t FYM ha−1 + 55.5 kg N ha−1 + 46 kg P2O5 ha−1 | 430.33a | 35.67bc | 466a | 15.53a |
| 15 | 5 t FYM ha−1 + 55.5 kg N ha−1 + 92 kg P2O5 ha−1 | 417.6ab | 34.33bc | 452abc | 15.06abc |
| 16 | 5 ton FYM ha−1 + 111 kg N ha−1 | 373a-d | 35bc | 408a-f | 13.6a-g |
| 17 | 5 t FYM ha−1 + 111 kg N ha−1 + 46 kg P2O5 ha−1 | 384a-d | 36bc | 420a-f | 14a-g |
| 18 | 5 t FYM ha−1 + 111 kg N ha−1 + 92 kg P2O5 ha−1 | 394abc | 34bc | 428a-e | 14.26a-f |
| 19 | 10 t FYM ha−1 | 351.67b-f | 34.33bc | 386d-g | 12.86c-g |
| 20 | 10 t FYM ha−1 + 46 kg P2O5 ha−1 | 330.33c-f | 34.67bc | 365e-g | 12.16fgh |
| 21 | 10 t FYM ha−1 + 92 kg P2O5 ha−1 | 385.33a-d | 30.67bc | 420a-f | 13.86a-g |
| 22 | 10 t FYM ha−1 + 55.5 kg N ha−1 | 392a-d | 50.67a | 442.67ad | 14.86a-d |
| 23 | 10 t FYM ha−1 + 55.5 kg N ha−1 + 46 kg P2O5 ha−1 | 364.33a-e | 35.67bc | 400a-f | 13.33a-g |
| 24 | 10 t FYM ha−1 + 55.5 kg N ha−1 + 92 kg P2O5 ha−1 | 412.67ab | 27.33c | 440a-d | 14.66a-e |
| 25 | 10 t FYM ha−1 + 111 kg N ha−1 | 413ab | 43.67ab | 456.67ab | 15.66a |
| 26 | 10 t FYM ha−1 + 111 kg N ha−1 + 46 kg P2O5 ha−1 | 417.33ab | 40.67abc | 458a | 15.26ab |
| 27 | 10 t FYM ha−1 + 111 kg N ha−1 + 92 kg P2O5 ha−1 | 425.33a | 36.67abc | 462a | 15.4a |
| CV (%) | 9.32 | 23.25 | 8.57 | 8.72 | |
| SEM (±) | 34.83 | 7.94 | 34.95 | 1.18 | |