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By Ajai Singh

Drip Irrigation process is now a longtime approach to irrigation in water scarce components however it is additionally gaining value in water plentiful components. during this expertise, the cropped box is irrigated within the shut region of root area of crop. It reduces water loss happening via evaporation, conveyance and distribution. consequently excessive water use potency may be accomplished.

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Find the width of the wetted soil volume. Solution. 2 m. It will be taken as vertical depth of wetting front. So it is Z. 60 = Mohammed (2010) developed a simple empirical model to determine the wetting pattern geometry from surface point source drip irrigation system. The wetted soil volume was assumed to depend on the saturated hydraulic conductivity, volume of water applied, average change of moisture content and the emitter application rate. The following assumptions were made. • A single surface point source irrigated a bare soil with a constant discharge rate.

Calcium takes part in activating the reactions of some enzymes such as phospholipase. It reacts as a detoxifying agent. Magnesium (Mg): The ionic form of magnesium element absorbed by the plants is Mg++. Magnesium is the major element in chlorophyll structure, which is responsible for photosynthesis process. It takes part COMPONENTS OF DRIP IRRIGATION SYSTEMS 39 in activating some enzymes that are involved in carbohydrates synthesis. It enhances the uptake and translocation of phosphate. Sulfur (S): The ionic form of this element absorbed by the plant is SO4—.

When too much dirt has been accumulated in the layered bed, the pressure head loss across the filter is increased and the accumulated dirt has to be backwashed in time in order to avoid the excess head losses. Backwashing is a process of reversing the direction of water flow through the filter and bypassing the effluent and its need can be detected by the pressure drop across the filter. The American Society of Agricultural Engineers recommends that the pressure drop in the media filter should not exceed 70 kPa.

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