不同栽培方式下蕹菜对重金属的吸收研究

Agricultural Development and Equipments(2017)

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Abstract
研究在相同土壤、灌溉水源、施肥条件下,不同蕹菜品种、不同栽培模式蕹菜茎叶对重金属的吸附能力.试验结果表明:试验的六个蕹菜品种之间对总汞、总砷、铅、镉四种重金属的吸附差异不显著;旱地栽培、水田栽培两种栽培方式的蕹菜对总汞、铅、镉的吸附不显著,但对总砷的吸附极显著,水田栽培的蕹菜产品总砷平均含量为0.159mg.kg-1,旱地栽培的蕹菜产品总砷平均含量为0.032mg.kg-1.
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