Device for determining growth and development indexes of whitefly parasitic wasps by using living plants and use method

The invention relates to a device for determining growth and development indexes of whitefly parasitic wasps by using living plants and a use method. The device comprises a parasitizing device and a culture device. The parasitizing device disclosed by the invention comprises an upper parasitizing dish and a lower parasitizing dish, wherein opening faces of the upper and lower parasitizing dishes are formed oppositely, spongy cushions are separately arranged at joints, and thus, a space for parasitizing of the parasitic wasps is enclosed; 3 ventilation openings are separately formed in two sidefaces of the upper and lower parasitizing dishes, and an insect receiving port is formed in one end, close to a snapping opening, of the top of the upper parasitizing dish and is connected with an insect receiving pipe; and the culture device is a disc with a cover, a circular opening is formed in the center of the cover, and a piece of gauze is laid in the circular opening. According to the device and the use method, gr