CHAPTER 6: Irrigation scheduling
Irrigation takes place when the permissible percentage (p) of available water (Sa) is depleted from the root depth, i.e. to replenish the depleted water. Therefore: Net depth of irrigation dose (d) (mm) = (Sa × p) D where Sa is the available water in millimetres per metre, p is the permissible depletion (fraction), and D is the root depth (m ...
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