Treatments | 2018/2019 | 2019/2020 | |||||
---|---|---|---|---|---|---|---|
Branches/Plant | Nodules/Plant | Grains yield (t/ha) | Branches/Plant | Nodules/Plant | Grains yield (t/ha) | ||
CK | Without NPK | 2.6ef | 3.0i | 1.19f | 3.3ef | 4.6i | 1.10 h |
100% NPK | 4.6a-d | 24.0f | 2.32bc | 6.6a-c | 26.3e | 2.50c | |
50% NPK | 3.6c-f | 13.3 g | 1.64e | 5.0b-e | 15.6gh | 1.68f | |
B. japonicum + 50% NPK | 5.6ab | 59.6a | 2.49b | 8.6a | 65.0a | 2.83b | |
Mycorrhiza+ 50% NPK | 6.3a | 33.0e | 2.87a | 6.0bc | 35.6d | 3.07a | |
Mixture + 50% NPK | 5.6ab | 51.0b | 2.50b | 7.0ab | 55.3b | 2.63c | |
D1 | Without NPK | 2.3f | 0.66i | 0.98 g | 2.6f | 1.3i | 0.96hi |
100% NPK | 3.6c-f | 14.0 g | 2.10d | 6.3bc | 18.3 fg | 2.22de | |
50% NPK | 3.0d-f | 8.3 h | 1.35f | 4.3c-f | 11.3 h | 1.41 g | |
B. japonicum + 50% NPK | 4.3b-e | 38.3d | 2.20 cd | 5.6b-d | 44.0c | 2.29d | |
Mycorrhiza+ 50% NPK | 3.6c-f | 25.6f | 2.51b | 5.0b-e | 27.0e | 2.50c | |
Mixture + 50% NPK | 4.0b-f | 31.6e | 2.19 cd | 6.0bc | 33.0d | 2.29d | |
D2 | Without NPK | 3.0d-f | 1.3i | 0.94 g | 3.0ef | 2.65i | 0.89i |
 | 100% NPK | 4.0b-f | 23.3f | 2.06d | 4.6b-f | 21.6f | 2.08e |
 | 50% NPK | 3.0d-f | 11.6gh | 1.37f | 3.6d-f | 14.3 gh | 1.29 g |
 | B. japonicum + 50% NPK | 5.0a-c | 46.3c | 2.14 cd | 6.0bc | 51.0b | 2.17de |
 | Mycorrhiza+ 50% NPK | 4.6a-d | 30.6e | 2.25fcd | 5.6b-d | 32.6d | 2.28d |
 | Mixture + 50% NPK | 4.6a-d | 40.6d | 2.13 cd | 5.6b-d | 44.3c | 2.19de |
Fertilization | *** | *** | *** | *** | *** | *** | |
Drought | *** | *** | *** | ** | *** | *** | |
Fertilization × Drought | ns | *** | ns | ns | *** | ** |