METHOD AND SYSTEM FOR TREATING HEAVY EARTH OR TACKY, E.G. OR CLAYEY LOAM TYPE

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The invention provides a method of treating heavy earth or tack comprising successive operations comprising : mixing said ground - heavy or sticky at least with rubble stone like minerals and/or rocks, and optionally with compost of plant waste to obtain a base mixture, - to be treated by grinding the base mixture to obtain a homogenate, - heating said homogenate, and - performing a screening operation of said heated homogenate. The method improves the upgrading such heavy earth/sticky, facilitating their work and if necessary by making them more fertile with the compost from plants. The invention also relates to a plant for carrying out such a treatment, comprising means (2) crushing, sieving means (4) and, between the two, transfer means (3) comprising heating means (11).