Table 6 The integrated effect of feldspar (FD), Filter cake (FC) treatments and their combinations with biofertilizer on the graded weight (ton ha− 1) of potato tubers after two successive seasons (2021/2022–2022/2023)
Treatments | Large Tuber weight (ton ha− 1) | Medium Tuber weight (ton ha− 1) | Small Tuber weight (ton ha− 1) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
MBc(-) | MBc(+) | Mean (OFs) | MBc(-) | MBc(+) | Mean (OFs) | MBc(-) | MBc(+) | Mean (OFs) | ||
2021/2022 | Control | 7.99f | 10.25f | 9.12e | 4.95e | 6.11de | 5.53d | 3.82a | 5.38a | 4.60a |
100FD | 16.93e | 19.72d | 18.32d | 8.72bc | 10.42abc | 9.57bc | 3.85a | 6.42a | 5.13a | |
100FC | 24.07bc | 28.00a | 26.04a | 11.69a | 11.35a | 11.52a | 6.09a | 6.13a | 6.11a | |
75FD + 25FC | 18.82de | 22.76c | 20.79c | 11.26a | 9.27abc | 10.27ab | 5.16a | 6.18a | 5.67a | |
25FD + 75FC | 19.40de | 26.25ab | 22.83b | 9.31abc | 11.18ab | 10.25ab | 5.17a | 6.22a | 5.69a | |
50FD + 50FC | 19.01de | 23.59c | 21.30bc | 8.20 cd | 8.20 cd | 8.20c | 5.56a | 6.83a | 6.20a | |
Mean (MBc) | 17.70b | 21.76a | Â | 9.02a | 9.42a | Â | 4.94b | 6.19a | Â | |
LSD (P ≤ 0.05) | A = 0.61 | B = 1.58 | AB = 2.601 |  A = 0.59 | B = 1.53 | AB = 2.52 |  A = 0.76 | B = 1.98 | AB = 3.26 | |
2022/2023 | Control | 8.42f | 10.68f | 9.55e | 5.18e | 6.34de | 5.76d | 4.23a | 5.79a | 5.01a |
100FD | 17.357e | 20.15d | 18.75d | 8.95bc | 10.65abc | 9.80bc | 4.26a | 6.83a | 5.54a | |
100FC | 24.50bc | 28.43a | 26.46a | 11.92a | 11.58a | 11.75a | 6.50a | 6.54a | 6.52a | |
75FD + 25FC | 19.25de | 23.19c | 21.22c | 11.49a | 9.50abc | 10.50ab | 5.57a | 6.59a | 6.08a | |
25FD + 75FC | 19.83de | 26.68ab | 23.26b | 9.54abc | 11.41ab | 10.48ab | 5.58a | 6.63a | 6.10a | |
50FD + 50FC | 19.44de | 24.02c | 21.73bc | 8.43 cd | 8.43 cd | 8.43c | 5.97a | 7.24a | 6.61a | |
Mean (MBc) | 18.13b | 22.19a | Â | 9.25a | 9.65a | Â | 5.35b | 6.60a | Â | |
LSD (P ≤ 0.05) | A = 0.61 | B = 1.58 | AB = 2.61 |  A = 0.59 | B = 1.53 | AB = 2.52 |  A = 0.76 | B = 1.98 | AB = 3.26 | |