Screening culture device for rice suitable for saline-alkali soil

The invention relates to the technical field of rice culture, in particular to a rice screening culture device suitable for saline-alkali soil, which comprises an environment control shed, a planting pool, a fertilizing device and a movable spraying device, the environment control shed further comprises a shed frame, transparent glass, a shielding device, an air detector, a filtering ventilation mechanism and a humidifier. The shed frame is fixedly arranged above the planting pool; a plurality of pieces of transparent glass are uniformly distributed at the top of the shed frame and are fixedly connected with the shed frame; the shielding device is arranged below the transparent glass and is fixedly connected with the shed frame; the air detector is mounted in the shed frame; the filtering and ventilating mechanism is fixedly mounted on the shed frame; the humidifier is arranged on the side of the filtering and ventilating mechanism and fixedly installed on the shed frame. The rice screening quality can be eff