Table 5.
Effects of seed priming with various concentrations of chitosan on POD and CAT activities of maize leaves after germination for 8 d including 3 d of low temperature stress
| Variety | Treatment | POD activity (U/(g FW·min)) | CAT activity (U/(g FW·min)) |
| Mo17 | CK | 1063b | 16.0a |
| 0.25% chitosan | 1259a | 15.3a | |
| 0.50% chitosan | 1216ab | 19.3a | |
| 0.75% chitosan | 1108ab | 19.0a | |
| HuangC | CK | 732ab | 16.5b |
| 0.25% chitosan | 606b | 19.5a | |
| 0.50% chitosan | 849a | 21.0a | |
| 0.75% chitosan | 732ab | 24.0a | |
Different letter(s) following the values indicated significant difference (P=0.05, LSD) among treatments within the same variety