Cryptoptera
Hazards and prevention methods
Cryptoptera is a genus of insects steel, coleoptera, cryptoptera, because the wings are not visible, also known as "shadow worms". It is a small to medium-sized beetle that is widely distributed around the world. Adults are mostly slender, ant-shaped, and covered with short hairs. The head , thorax and elytra are all marked. The elytra are short and thick , with well-developed glossy hindwings that can quickly unfold from under the elytra when flying. The feet are short and strong, suitable for rapid movement, and the larvae are wingless and resemble adults.
The poisonous cryptopteryx is lively, runs quickly, is good at flying, and escapes immediately in case of disturbance. Diurnal and nocturnal, most common in the shade of wet grass or under rocks during the day, summer and autumn are the most common. There is phototropism, especially fluorescent lamps. At the same time, it has a high degree, under the same conditions, always like to fly to a high place, and often crawl in furniture, ceilings, walls, etc. after entering the room, and can withstand hunger for several days.
Harm of cryptoptera
Poisonous cryptoptera poses a threat to humans, and the strong acidic (PH value 1-2) venom flowing out through the body of the insect is crushed or squeezed, causing inflammation such as punctate, flaky or cord-like erythema and pustules on the surface of the skin, and if properly disposed of, it can be cured in 6 to 7 days; If not handled properly, it can lead to secondary bacterial infections or systemic allergic reactions, and even permanently leave pigmentation or scars.
How to control cryptoptera
1. Preventive measures
(1) Environmental remediation: remove weeds, dead wood, garbage, stinky ditches, etc. around the building, and destroy the habitat and breeding site of the poisonous cryptoptera. The insecticidal company reminds us not to pile up waste items indoors, keep the room clean and tidy, so that there is no hidden place for poisonous cryptoptera that invade the room.
(2) Defense facilities: Install and use good gauze doors, screen windows and other defense facilities in summer and autumn to prevent poisonous cryptoptera from flying indoors and reduce the chances of human contact with the insect.
(3) In the middle of summer at night, do not open the window to sleep, use mosquito nets, wipe wind oil or minimize the exposure of the body, check whether there are cryptoptera on the bed before going to bed, and avoid the poisonous cryptoptera being accidentally crushed, squeezed and injured the human body, causing skin inflammation.
(4) When you find poisonous cryptopterynges crawling on the body, do not use your hands to flap, rub, gently blow off or use other things to remove the insects. Then wash the skin that comes into contact with cryptoptera with water.
(5) Strengthen the publicity of the knowledge related to the dermatitis of cryptoptera, and tell the public that in the area where the poisonous cryptoptera is frequent, try not to play cool under the light, and please wear covered clothing or use insect repellent when you have to.
2. Prevention and control methods
a. In high-risk areas, long-lasting insecticides can be applied to the screens and windows of the screen doors to prevent the poisonous cryptopteropters from flying in.
b. Spray wettable powder on the green space and wall base of the controlled building, once a month, to treat the breeding site of cryptoptera and block the invasion.
c. Outdoor insect trap lamps can be used for trapping and killing outdoor trees, bamboo forests, lawns, gutters and other areas.