Table 11.
Impact of nano- and mineral nitrogen fertilizers on the potassium concentrations (Conc; mg/L) of two wheat cultivars during the 2019/2020 and 2020/2021 seasons.
| Fertilization Source (F) | First Season | Mean (F) | Second Season | Mean (F) | |||
|---|---|---|---|---|---|---|---|
| Cultivar (C) | Cultivar (C) | ||||||
| Gemaiza-11 | Misr-1 | Gemaiza-11 | Misr-1 | ||||
| Untreated-control (without N) | 8.77 ± 0.91 fg | 8.68 ± 0.42 g | 8.73 ± 0.85 E | 8.91 ± 0.99 g | 8.96 ± 0.68 fg | 8.94 ± 0.84 E | |
| Mn-N (120 kg/ha) | 9.39 ± 0.45 def | 9.78 ± 0.87 bcde | 9.59B ± 0.90 CD | 9.40 ± 0.84 efg | 9.50 ± 0.90 defg | 9.45 ± 0.89 CD | |
| Mn-N (240 kg/ha) | 9.84 ± 0.39 bcde | 10.32 ± 0.97ab | 10.08 ± 0.95 AB | 9.96 ± 0.74 cde | 10.52 ± 0.82 abc | 10.2 4 ± 0.67 B | |
| Nan-N (7 L/ha) | 8.96 ± 0.48 fg | 9.15 ± 0.78 efg | 9.06 ± 0.82 DE | 8.96 ± 0.85 fg | 8.99 ± 0.92 fg | 8.98 ± 0.84 DE | |
| Nan-N (14 L/ha) | 9.64 ± 0.63 cde | 10.10 ± 0.83 bc | 9.87 ± 0.90 BC | 9.64 ± 0.84 def | 10.12 ± 89 bcd | 9.88 ± 0.79 BC | |
| Mn-N 120 kg/ha + Nan-N 7 L/ha | 9.25 ± 1.02 efg | 9.32 ± 0.80 defg | 9.29 ± 0.87 D | 9.10 ± 0.75 fg | 9.36 ± 0.70 efg | 9.23 ± 0.59 DE | |
| Mn-N 120 kg/ha + Nan-N 14 L/ha | 10.13 ± 0.42 bc | 10.93 ± 0.45 a | 10.53 ± 0.48 A | 10.78 ± 0.59 ab | 10.87 ± 0.67 a | 10.83 ± 0.81 A | |
| Mn-N 240 kg/ha + Nan-N 7 L/ha | 9.91 ± 0.95 bcd | 10.92 ± 0.79 a | 10.42 ± 0.97 A | 9.98 ± 0.81 cde | 10.62 ± 0.84 abc | 10.30 ± 0.72 B | |
| Mn-N 240 kg/ha + Nan-N 14 L/ha | 9.26 ± 1.02 defg | 9.65 ± 0.84 cde | 9.46 ± 0.91 CD | 9.12 ± 0.89 fg | 9.39 ± 0.76 efg | 9.26 ± 0.91 DE | |
| Mean (C) | 9.46 ± 0.48 | 9.87 ± 0.53 | 9.54 ± 0.79 | 9.81 ± 0.88 | |||
| ANOVA | df | ||||||
| Cultivar (C) | 1 | 0.164 | 0.087 | ||||
| Fertilization Source (F) | 8 | 0.005 | 0.024 | ||||
| F × C | 8 | 0.039 | 0.006 | ||||
Different uppercase letters indicate significant differences among the evaluated fertilization sources at p < 0.05, while different lowercase letters indicate significant differences among their interactions.