Ecological restoration bed for heavy metal contaminated soil
A technology of polluted soil and ecological restoration, applied in the field of soil restoration, can solve the problems of affecting plant growth, washing away of heavy metal soil, etc., and achieve the effect of accelerating restoration speed, large water storage capacity, and avoiding repeated watering
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[0025] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0026] Such as figure 1 As shown, an ecological restoration bed for heavy metal-contaminated soil includes a restoration pond 1, an infiltration device 3, a water tank 4, herbaceous plants 5, and woody plants 6. In the restoration pond 1, a sandstone layer 104, heavy metal A soil layer 103, a sawdust layer 102, and an ordinary soil layer 101, the water tank 4 is provided with a collection pipe 404 and a return pipe 405, the collection pipe 404 is connected to ...
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