Treatments | Fe | Zn | Cu | Mn |
___________mg∙kg−1___________ | ||||
Control (No fertilizers) | 38.2e* | 25.07d* | 6.0e* | 65.8e* |
N & K fertilizers | 42.5d | 28.30c | 8.4d | 72.5d |
N, P & K fertilizers | 57.3a | 40.57a | 10.4c | 93.7a |
Compost | 47.0c | 34.13b | 12.0bc | 79.2c |
N, P & K + S @ 20 kg∙ha−1 | 57.3a | 40.87a | 10.6c | 94.6a |
Compost + S @ 10 kg∙ha−1 | 51.1bc | 35.73b | 13.1b | 86.6b |
Compost + S @ 20 kg∙ha−1 | 58.1a | 42.03a | 16.3a | 95.5a |
Compost + S @ 30 kg∙ha−1 | 52.7b | 39.03a | 15.3a | 90.2ab |
LSD P ≤ 0.05 | 4.05 | 3.043 | 1.80 | 6.16 |