| 处理 | 精米铁含量(mg/kg) | A2B1 | A3B1 | A1B1 | A1B2 | A2B2 | A3B2 | CK |
| 6.87 | 6.04 | 6.01 | 5.68 | 5.16 | 4.73 | 3.42 | ||
| CK | 3.42 | 0.003 | 0.014 | 0.015 | 0.028 | 0.080 | 0.174 |
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| A3B2 | 4.73 | 0.037 | 0.176 | 0.185 | 0.317 | 0.647 |
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| A2B2 | 5.16 | 0.084 | 0.352 | 0.366 | 0.576 |
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| A1B2 | 5.68 | 0.216 | 0.702 | 0.723 |
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| A1B1 | 6.01 | 0.365 | 0.977 |
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| A3B1 | 6.04 | 0.379 |
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| A2B1 | 6.87 |
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