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Drip Irrigation - Pepsi and Nica

848 bytes added, 01:03, 14 April 2012
Construction, operations and maintenance
* The emitter is the most important part of a drip system because it delivers water at the desired rate to the plant and maintains water application uniformity over the entire irrigated area. An emitter should match particular field conditions including type of crop, spacing of the plants, terrain, water requirement, water quality, operating time and pressure head. At the same time, the emitters cause the most problems through blockages (particles, salts or algae) and need to be maintained.
* Try to bury main pipes underground to reduce visibility for theft.
 
====Water management tips====
* Maintain an optimum soil-moisture regime by applying the required amount of water at the right frequency. Shallow sandy soils require more frequent (1–2 day interval) irrigation; deep clay loam soils allow less frequent (3–7 day) irrigation.
* During the early stages of crop growth the plant roots are shallow and therefore there is a need for more frequent irrigation and less water per irrigation event.
* During the flowering or late vegetative stage of the crop, water consumption is highest so an adequate water regime is vital. Ensure that the crop does not experience moisture stress during this period.
* Crop water use will vary from 3 to 7 mm/ day. Ensure that adequate amounts (depending on the area and crop growth stage) are applied.
* All leaks should be mended quickly to prevent water wastage.
====Maintenance====
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