Table 1.
Effects of plant biostimulant application on maize yield characteristics.
| Treatment group | Grain number per ear | 1000-grain weight (g) | Weight per ear (g) | Grain Yield (kg ha−1) |
|---|---|---|---|---|
| Control | 464 ± 9.24 a | 241.41 ± 0.75 b | 105.84 ± 2.07 b | 6235 ± 266.05 ab |
| Trehalose | 458 ± 26.56 a | 259.83 ± 1.54 a | 115.03 ± 3.20 a | 6396.25 ± 6.33 a |
| Chitosan | 490 ± 8.08 a | 239.40 ± 1.05 b | 104.13 ± 2.68 b | 5993± 63.34 ab |
| Humic acid | 484 ± 35.51 a | 239.09 ± 0.73 b | 104.26 ± 2.02 b | 5970.73 ± 18.10 ab |
| Gamma-aminobutyric acid | 518 ± 4.62 a | 209.66 ± 1.83 c | 99.08 ± 1.86 b | 5836.35 ± 243.88 b |
Data are presented as mean ± standard error values. Significant differences between treatments (P < 0.05) are indicated by different lowercase letters.