Compost plays an important role in managing sodic and saline soils and can help you begin to tackle these problems with confidence. Almost a third of all agricultural land in Australia is affected by sodicity and this is increasing. Viticultural lands have not escaped the problems of salinity and sodicity, and these issues are becoming more widespread. This fact sheet provides an overview on compost for managing salinity, managing sodic soils, and managing saline soils.