There are three main types synthetic soil conditioner available, derived from petroleum chemicals, the Tertiary period minerals and organic materials.

人工合成土壤结构改良剂可分为石油化工产品、第三纪矿物产品以及无机物与有机物相结合产品共三类。

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Ideally this should be spread on land as an organic fertiliser and soil conditioner, however great care will be required to ensure that this does not become a further source of soil contamination.

从理想上来说，这些污泥应该传布在土壤中成为有机肥和土壤调节剂，然而，还必须非常谨慎而不至于成为污染土壤的根源。

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