土壤-作物污染物迁移分配与食物安全的评价模型及其应用

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人类对潜在有毒污染物的接触及其健康风险是当今环境科学与医学共同关心的热点问题.而污染土壤中有毒污染物在土壤-植物系统迁移与转化是模型计算结果表明,未污染条件下的土壤-植物间元素分配参数不符合污染土壤环境中的土壤-食用作物-人类间污染物分配的特点. 因此,制定土壤环境控制标准必须考虑实地土壤的环境化学特点.本文建立的模型及其对污染物的土壤环境控制标准的计算结果,期望对于我国加强污染生态研究和食物安全评价有一定的参考意义.
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