水稻籽粒中镉的来源
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喻华, 上官宇先, 涂仕华, 秦鱼生, 陈琨, 陈道全, 刘前聪
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Sources of Cadmium Accumulated in Rice Grain
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Hua YU, YuXian SHANGGUAN, ShiHua TU, YuSheng QIN, Kun CHEN, DaoQuan CHEN, QianCong LIU
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| 表2 不同处理对齐穗后稻谷籽粒中Cd浓度和累积量的影响 |
| Table 2 Cd concentrations and accumulation in rice grain as affected by different treatments after heading stage |
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处理
Treatment | Cd浓度 Cd content | Cd累积量 Cd accumulated | | (mg·kg-1) | (±%*) | (μg/ plant) | (±%) | | 田间样 Field sample | | | | | | 齐穗期 Full heading stage | - | - | - | - | | 灌浆期 Milk stage | 0.1693c | - | 1.49b | - | | 腊熟期 Dough stage | 0.1323c | -21.85 | 3.67b | +145.92 | | 成熟期 Mature stage | 0.1233c | -27.17 | 4.40b | +194.28 | | 水培样(成熟期) Hydroponics sample (Mature stage) | | Cd 0 | 0.1488c | - | 5.44b | - | | Cd 0.2 | 1.1999b | +706.38 | 42.89a | +688.97 | | Cd 0.5 | 1.5925a | +970.23 | 55.24a | +916.11 |
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