| Treatment | Plant N | Plant P |
| (%) | ||
| Control | 0.345 c* | 0.122 e* |
| N and K Fertilizer | 0.499 bc | 0.126 de |
| Compost of RP fed dung (C-I) | 0.759 a | 0.173 b |
| Compost of simple dung (C-II) | 0.501 bc | 0.135 cde |
| Compost of organic wastes (C-III) | 0.791 a | 0.193 ab |
| Compost of city garbage (C-IV) | 0.779 a | 0.232 a |
| C-I + Half dose of recommended SSP | 0.799 a | 0.191 ab |
| C-II + Half dose of recommended SSP | 0.659 ab | 0.168 bcde |
| C-III + Half dose of recommended SSP | 0.778 a | 0.237 a |
| C-IV + Half dose of recommended SSP | 0.622 b | 0.183 bc |
| Full dose of recommended ‘SSP’ | 0.703 ab | 0.204 ab |
| LSD(P ≤ 0.05) | 0.2456 | 0.0496 |