Filter special for farmland spray and drip irrigation

The utility model discloses a filter special for farmland spray and drip irrigation in agricultural production. The filter special for farmland spray and drip irrigation comprises a filter shell (2), a filter element (6), a water inlet pipe (1) and a water outlet pipe (4), wherein magnetic bodies (3) are arranged in the water outlet pipe or the water inlet pipe, and more than two magnetic bodies (3) form a magnetic line cutting channel in the water outlet pipe or the water inlet pipe; the improvement of the filter special for farmland spray and drip irrigation is that a cleaning opening (5) is formed in the water outlet pipe or the water inlet pipe with the magnetic line cutting channel, and a cover plate (8) is arranged on the cleaning opening (5). Compared with the prior art, the filter special for farmland spray and drip irrigation, disclosed by the utility model, not only can filter and magnetize sediment in water, but also can conveniently clean a magnetized water channel, so that the influence on filtra