(1) Bedbugs, about 75 species of Hemiptera bedbugs, feed on the blood of human beings and warm-blooded animals. The place where the bug climbed left a bad smell, so it was named bug.

(2) Bedbugs live in the gaps between beds, wooden furniture, ceilings, floors and walls. Can fall from the roof or mosquito net and feed on the human body. Usually active at night, lurking in the above places during the day, digesting blood and laying eggs. Bedbugs generally live in groups, so a large number of bedbugs are often found in places suitable for hiding. Whether it's a larva or a male or female adult, they all sneak out at night and suck human blood by means of piercing-sucking mouthparts. When it can't find human blood, it will also suck the blood of rabbits, mice and chickens. Bedbugs suck blood quickly, and they can be full in 5- 10 minutes. After people are bitten by bedbugs, their skin often itches. Allergic people have obvious irritation after being bitten, and the wound often appears red, swollen and itchy. If it is scratched, it will often cause bacterial infection.

(3) After a person is bitten, it can cause skin redness, inflammation, itching and unbearable pain, and some people may have papular measles, especially children.

(4) Chemical control: 50% relative to biological recommendation. 60% times of plant ion water killing or pseudo-bedbug scavenger has been proved to be the best drug to kill bedbugs. Before operation, it is best to move the equipment to the sun for several hours.

(5)

According to the density of bedbugs, fenthion mixed with water can be used for residual spraying. For the first time, it is best to do detention spraying according to the ratio of 1: 50 times, and the surrounding environment should also be treated together. Silk stockings powder, old brush, brush dipped in powder, self-painted bed, bed board, wardrobe gap.