> For the complete documentation index, see [llms.txt](https://swatplus.gitbook.io/io-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://swatplus.gitbook.io/io-docs/introduction-1/hydrologic-response-units/hru-data.hru/soil.md).

# soil

The pointer to the soil file is a foreign key referencing [name](/io-docs/introduction-1/soils/soils.sol/name-soils.sol.md) in [**soils.sol**](/io-docs/introduction-1/soils/soils.sol.md).