Table 2 Effects of foliar spraying ZnO NPs on rice yield and its components
Year | Treatment | Panicles (× 106 hm−2) | Spikelets per panicle | Filled grain rate (%) | 1000-Grain weight (g) | Grain yield (t hm−2) |
|---|---|---|---|---|---|---|
2019 | CK | 3.54 ± 0.20a | 110.76 ± 8.52b | 90.33 ± 0.60c | 25.33 ± 0.55b | 9.84 ± 0.20b |
T1 | 3.56 ± 0.26a | 119.07 ± 3.14ab | 91.30 ± 1.07c | 26.30 ± 0.90ab | 10.09 ± 0.11ab | |
T2 | 3.55 ± 0.20a | 119.30 ± 4.02ab | 92.35 ± 1.70bc | 26.63 ± 0.19a | 10.14 ± 0.04a | |
T3 | 3.54 ± 0.20a | 119.37 ± 3.39ab | 92.47 ± 0.57bc | 26.73 ± 0.33a | 10.19 ± 0.06a | |
T4 | 3.58 ± 0.07a | 119.63 ± 6.18ab | 93.49 ± 0.75ab | 27.05 ± 0.11a | 10.22 ± 0.19a | |
T5 | 3.55 ± 0.33a | 120.92 ± 2.72a | 94.94 ± 0.43a | 27.08 ± 0.24a | 10.26 ± 0.13a | |
2020 | CK | 3.52 ± 0.07a | 107.82 ± 1.50b | 89.95 ± 0.35b | 25.48 ± 0.20b | 9.97 ± 0.10b |
T1 | 3.53 ± 0.14a | 115.63 ± 0.88ab | 92.09 ± 1.42ab | 26.62 ± 0.23ab | 10.18 ± 0.15a | |
T2 | 3.56 ± 0.18a | 115.69 ± 2.03ab | 92.25 ± 0.25ab | 26.86 ± 0.50ab | 10.23 ± 0.08a | |
T3 | 3.55 ± 0.25a | 115.74 ± 6.10ab | 92.47 ± 0.86a | 27.20 ± 0.51a | 10.29 ± 0.04a | |
T4 | 3.52 ± 0.29a | 117.04 ± 4.50a | 92.49 ± 1.39a | 27.24 ± 0.19a | 10.31 ± 0.13a | |
T5 | 3.61 ± 0.26a | 117.70 ± 1.96a | 93.04 ± 2.01a | 27.32 ± 1.75a | 10.36 ± 0.04a |