Table 4.
Main effect of different P and S levels on P and S use efficiency of wheat.
| P-Levels (kg ha−1) | AEP (kg kg−1) | REP (%) | PUE (%) | AES (kg kg−1) | RES (%) | SUE |
|---|---|---|---|---|---|---|
| 0 | - | - | - | 23.8c | 16.0c | 5.2c |
| 11 | 94.0a | 79.7a | 27.8a | 36.2b | 25.6b | 8.5b |
| 22 | 55.6b | 55.9b | 18.6b | 46.4a | 41.4a | 12.9a |
| 44 |
28.3c |
29.5c |
9.7c |
46.3a |
42.3a |
13.3a |
|
S-Levels (kg ha−1) | ||||||
| 0 | 36.0b | 31.9b | 12.3 | - | - | - |
| 15 | 47.7a | 46.2a | 14.9 | 75.7a | 61.8a | 19.6a |
| 30 | 49.7a | 45.8a | 14.8 | 38.8b | 32.2b | 10.4b |
| CV (%) | 22.0 | 20.7 | 27.1 | 17.8 | 24.2 | 26.8 |
CV = Coefficient of Variation, AEP = Agronomic efficiency of phosphorus, REP = Recovery efficiency of phosphorus, PPE, Physiological phosphorus efficiency, PUE = Phosphorus utilization efficiency, AES = Agronomic efficiency of Sulfur, RES = Recovery efficiency of Sulfur, SUE = Sulfur utilization efficiency, GPC = grain protein content.