Year | Material | Mn (mg/kg) | Fe (mg/kg) | Cu (mg/kg) |
---|---|---|---|---|
2017 | LLZ | 23.26 ± 0.72a | 14.29 ± 0.44a | 6.37 ± 0.32a |
DBX | 23.05 ± 0.97a | 14.16 ± 0.42a | 6.22 ± 0.39a | |
Os-lpa-XS110–1 | 22.96 ± 0.90a | 10.93 ± 0.39b | 4.59 ± 0.29b | |
Xiushui110 | 23.11 ± 0.74a | 11.19 ± 0.48b | 5.11 ± 0.23b | |
2018 | LLZ | 27.45 ± 0.90a | 21.99 ± 0.92a | 10.8 ± 0.41a |
DBX | 27.83 ± 0.88a | 20.94 ± 0.78ab | 10.47 ± 0.43a | |
Os-lpa-XS110–1 | 25.92 ± 1.00a | 18.59 ± 0.75b | 7.04 ± 0.47b | |
Xiushui110 | 26.71 ± 1.08a | 18.95 ± 0.74ab | 8.85 ± 0.74ab |