Typically, NO3– and K+ are not high in saline soils, while carbonates are mostly present in alkaline soils. While plants need soluble salts for nutrient uptake, excessive amounts will limit growth.

Soil salinity is a global problem that greatly restricts agriculture production, and salt stress is one of the traditional ...

For every tonne of useful alumina produced from raw bauxite ore, refineries generate up to two tonnes of highly alkaline and saline ‘red ... for normal living soil microorganisms and plants ...