Soil Salinity

If the concentration of harmful salts in the root zone of a plant increases to such an extent that plant growth is effected, this situation is called Salinity. Salinity is the measure of all the salts dissolved in water. Salinity is usually measured in parts per thousand (ppt or % ). The average ocean salinity is 35ppt and the average river water salinity is 0.5ppt or less. Salinity is the…