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2. Drip irrigation - Wikipedia

   en.wikipedia.org/wiki/Drip_irrigation

   Drip irrigation or trickle irrigation is a type of micro-irrigation system that has the potential to ... Pressure control valve (pressure regulator) Distribution ...

3. Micro-irrigation - Wikipedia

   en.wikipedia.org/wiki/Micro-irrigation

   A Pressure regulator or regulating valve may be required to reduce the system pressure to the desired level. [1] Automatically or manually operated valves are required to switch from one irrigated section to another. An irrigation controller is used with automatic systems and may be needed for back flushing the filter or sand separator.

4. Irrigation controller - Wikipedia

   en.wikipedia.org/wiki/Irrigation_controller

   An irrigation controller is a device to operate automatic irrigation systems such as lawn sprinklers and drip irrigation systems. Most controllers have a means of setting the frequency of irrigation, the start time, and the duration of watering.

5. Reduced pressure zone device - Wikipedia

   en.wikipedia.org/wiki/Reduced_pressure_zone_device

   A reduced pressure zone device (RPZD, RPZ, or RPZ valve) is a type of backflow prevention device used to protect water supplies from contamination. RPZDs may also be known as reduced pressure principle (RP), reduced pressure principle backflow prevention devices, [1] [2] reduced pressure zone assemblies (RPZA), [3] or reduced pressure principle ...

6. Pulse drip irrigation - Wikipedia

   en.wikipedia.org/wiki/Pulse_drip_irrigation

   Illustration of a pulse drip irrigation system. Magnets hold the valve closed while water comes in through the inlet and drip flow controller to charge the reservoir. When the building pressure finally overcomes the attractive force of the magnets the top set of magnets are forced upward to open the valve.

7. Bosco Verticale - Wikipedia

   en.wikipedia.org/wiki/Bosco_Verticale

   Water supply to individual plants is ensured by a control system composed of a drain valve, pressure regulator, and a filtering unit. The electrically operated irrigation system also takes into account the actual water requirements of the vegetation. Each valve operates independently of the others to ensure optimal water flow.