Nitrogen source (N) (kg∙ha−1) | Agronomic efficiency (kg∙kg−1) | Physiological efficiency (kg∙kg−1) | Agro-physiological efficiency (kg∙kg−1) | Apparent recovery efficiency (%) | Utilization efficiency (kg∙kg−1) | Partial factor productivity (kg∙kg−1) |
BRRI dhan28 | ||||||
Urea | 18 | 117 | 61 | 33 | 34 | 41 |
Urea + CD | 14 | 85 | 44 | 33 | 27 | 37 |
CD | 5 | 38 | 21 | 24 | 9 | 28 |
Urea + PM | 16 | 84 | 45 | 36 | 30 | 39 |
PM | 16 | 144 | 75 | 27 | 31 | 39 |
Avg. | 14 | 94 | 49 | 31 | 26 | 37 |
BRRI dhan29 | ||||||
Urea | 18 | 131 | 69 | 34 | 35 | 46 |
Urea + CD | 17 | 87 | 45 | 39 | 33 | 45 |
CD | 7 | 48 | 28 | 26 | 11 | 34 |
Urea + PM | 19 | 119 | 61 | 37 | 37 | 47 |
PM | 16 | 167 | 86 | 27 | 30 | 43 |
Avg. | 15 | 110 | 58 | 33 | 29 | 43 |
LSD0.05 for N | 1.80 | 72.39 | 36.77 | NS | 4.30 | 1.66 |
LSD0.05 for V | 1.14 | NS | NS | NS | 2.72 | 1.05 |
LSD0.05 for N × V | NS | NS | NS | NS | NS | NS |
CV (%) | 12.1 | 69.2 | 66.8 | 37.7 | 15.2 | 4.1 |