Table 5.
Economic analysis for compost and mineral fertilizer application on maize yield.
| Compost (t ha−1) | Urea/NPSB (kg ha−1) | AGY Kg ha−1 |
ASY kg ha−1 | CC (Birr ha−1) | CIF (Birr ha−1) | TC (Birr ha−1) | GB (Birr ha−1) | NB (Birr ha−1) | MRR (%) |
|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 1053 | 4077 | 0 | 0 | 0 | 7659.9 | 7659.9 | - |
| 5 | 0 | 1404 | 5372 | 1100 | 0 | 1100 | 10200.60 | 9100.6 | 130.9 |
| 0 | 50 | 2727 | 8199 | 0 | 1405 | 1405 | 19365.30 | 17960.30 | 2904.8 |
| 10 | 0 | 1557 | 5454 | 2200 | 0 | 2200 | 11211.30 | 9011.3D | - |
| 5 | 50 | 3204 | 7965 | 1100 | 1405 | 2505 | 22419 | 19914 | 3574.6 |
| 0 | 100 | 4347 | 9963 | 0 | 2810 | 2810 | 30248.10 | 27438.10 | 2466.9 |
| 10 | 50 | 3960 | 8793 | 2200 | 1405 | 3605 | 27498.60 | 23893.6D | - |
| 5 | 100 | 4905 | 10224 | 1100 | 2810 | 3910 | 33927.30 | 30017.30 | 2007.8 |
| 10 | 100 | 5454 | 11295 | 2200 | 2810 | 5010 | 37710 | 32700 | 243.9 |
AGY = adjusted grain yield, ASY = adjusted straw yield, CC = cost of compost, CIF = cost of inorganic fertilizer, TC = total cost, GB = gross benefits, NB = net benefits, D = dominance.