Science 32. soil alkalinity and salinity by Allah Dad Khan

1. Alkaline and Saline Soils Why do some soils become saline? •Precipitation is less than potential evapotranspiration •Cations released from mineral weathering accumulate…

Science 15. soil alkalinity By Allah Dad Khan

1. Soil Alkalinity and salinity 2. Definition • • Alkaline soils are soils (mostly clay soils) with a high pH (> 9) and a poor • soil structure and a low infiltration…

Documents Alkaline and Saline Soils Why do some soils become saline? Precipitation is less than potential...

Slide 1 Slide 2 Alkaline and Saline Soils Why do some soils become saline? Precipitation is less than potential evapotranspiration Cations released from mineral weathering…