The greenhouse temperature is high in summer, how to prevent high temperature hazards?

Interplanting is the interplanting of two crops with different plant heights. Generally, interplanting low crops and crops that need to be put on shelves, such as tomatoes and bitter gourd, peppers and loofah, can not only ventilate, but also reduce canopy and prevent high temperature hazards.

Frame sunshade net

It is recommended to use black or silver shading net with shading rate of 45-60%. Sunshade nets should not be used all day, and it is recommended that they should not be used for more than 5 hours, except in extreme weather. It is recommended to use it from 10 to 3: 00 pm, adhering to the principle of "covering at noon, uncovering in the morning and evening, covering on sunny days, uncovering on cloudy days, preventing cooling and preventing sudden clearing".