FAQ

What is the Leaching Requirement?
Leaching requirement the fraction of the irrigation water that must be percolated out of the bottom of the root zone in order to prevent average soil salinity from rising above some specifiable level. Leaching Requirement is usually measured using the Milliliter per Day for Volumetric Flow Rate. Note that the value of Leaching Requirement is always positive.
Can the Leaching Requirement be negative?
No, the Leaching Requirement, measured in Volumetric Flow Rate cannot be negative.
What unit is used to measure Leaching Requirement?
Leaching Requirement is usually measured using the Milliliter per Day[mL/d] for Volumetric Flow Rate. Cubic Meter per Second[mL/d], Cubic Meter per Day[mL/d], Cubic Meter per Hour[mL/d] are the few other units in which Leaching Requirement can be measured.
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