Stink bugs like to be sheltered from the wind, facing the sun and in dense canopy leaves. The scientific name is "Chunxiang", also known as "stink bug", stink bug, stink bug. After farting, there are odor gland openings, and the odor is emitted when encountering an enemy. It is widely distributed, mostly in Henan, Shandong, Hebei, Anhui and other regions, especially in summer, and is a pest.

Stink bugs are a collective name for a class of insects with abnormally changing wings. There are about 30,000 species. Their common characteristics are that their bodies are flat, ranging in size from large to tiny, and their mouthparts grow into a beak shape, suitable for piercing and sucking. In the suburbs of Beijing, stink bugs mainly damage pears, peaches, apples and other fruit trees. In Hunan, stink bugs mainly damage rice. The damage rate is generally around 15% to 25%, and the damage rate to fruits is as high as 70% or more, making the fruit It becomes "kiwi fruit" or "pear pimple", which tastes bitter and loses its edible value.