Abstract: The intelligent control system device of seed adversity cultivation simulation can be combined with air conditioner, temperature and humidity sensor, humidifier, PLC man-machine interface transmission and other equipment to provide a breeding space of "simulating spring" temperature and humidity, light, day and night change, and quickly and accurately test the data of seed characteristics in adversity geographical environment and provide it to seed breeding experts, thus shortening the breeding period, saving breeding cost and providing support for seed breeding enterprises.