Treatments | 2018/2019 | 2019/2020 | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Bacterial counts | Mycorrhizal colonization | Bacterial counts | Mycorrhizal colonization | ||||||||
Total | P-dissolvers | F | M | A | Total | P-dissolvers | F | M | A | ||
Ck | Without NPK | 7.740 g | 5.680j | – | – | – | 7.781j | 5.725i | – | – | – |
100% NPK | 8.007e | 5.994e-g | – | – | – | 7.995gh | 6.023ef | – | – | – | |
50% NPK | 7.870f | 5.870hi | – | – | – | 7.902i | 5.930 g | – | – | – | |
B. japonicum + 50% NPK | 8.099de | 6.085c-e | – | – | – | 8.089ef | 6.119c | – | – | – | |
Mycorrhiza + 50% NPK | 8.163 cd | 6.091 cd | 85.0b | 52.3a | 41.2a | 8.145de | 6.111 cd | 83.0b | 50.2a | 40.2a | |
Mixture + 50% NPK | 8.175 cd | 6.092 cd | 90.0a | 48.2b | 38.1b | 8.132ef | 6.109 cd | 90.0a | 48.8b | 39.7a | |
D1 | Without NPK | 7.861f | 5.825i | – | – | – | 8.002gh | 5.839 h | – | – | – |
100% NPK | 8.240bc | 6.040d-f | – | – | – | 8.220 cd | 6.047de | – | – | – | |
50% NPK | 8.090de | 5.946gh | – | – | – | 8.156de | 5.974 fg | – | – | – | |
B. japonicum + 50% NPK | 8.479a | 6.296a | – | – | – | 8.418a | 6.221b | – | – | – | |
Mycorrhiza + 50% NPK | 8.472a | 6.320a | 75.3d | 30.4e | 24.8d | 8.494a | 6.340a | 75.6e | 31.3d | 20.0c | |
Mixture + 50% NPK | 8.457a | 6.289a | 73.6e | 29.6f | 20.0f | 8.474a | 6.309a | 72.6f | 28.6e | 18.5d | |
D2 | Without NPK | 7.869f | 5.725j | – | – | – | 7.824j | 5.850 h | – | – | – |
100% NPK | 8.033e | 5.979 fg | – | – | – | 8.053 fg | 6.026ef | – | – | – | |
50% NPK | 7.905f | 5.937gh | – | – | – | 7.940hi | 5.959 fg | – | – | – | |
B. japonicum + 50% NPK | 8.321b | 6.187b | – | – | – | 8.280bc | 6.152c | – | – | – | |
Mycorrhiza + 50% NPK | 8.205c | 6.152bc | 80.0c | 38.4c | 27.82c | 8.311b | 6.283ab | 80.0c | 26.8f | 26.0b | |
Mixture + 50% NPK | 8.201c | 6.187b | 79.1c | 33.4d | 21.90e | 8.227 cd | 6.278ab | 78.1d | 33.8c | 20.5c | |
Fertilization | *** | *** | *** | *** | *** | *** | *** | *** | *** | *** | |
Drought | *** | *** | *** | *** | *** | *** | *** | *** | *** | *** | |
Fertilization × Drought | ** | ns | *** | *** | *** | ns | *** | *** | *** | *** |