How to prevent and control deadly red imported fire ants?

Red imported fire ants are named because they are difficult to control. It can cause burning sensation after being bitten by red imported fire ants. Solenopsis invicta is one of the most destructive creatures, which is widely distributed in China. Red imported fire ants have strong aggressiveness and are called? Ecological killer? . Solenopsis invicta invades a wide range, endangering human safety, destroying public facilities and affecting economic development and agricultural production. How to prevent this bad situation from happening?

Red imported fire ants have less natural enemies and strong reproductive ability. Each red imported fire ant queen can lay 65,438+0,500 to 5,000 eggs every day, and each red imported fire ant nest has hundreds of queens. In addition, the winged red imported fire ant queen can fly at an altitude of 65,438+0,000 meters or more, and then find a suitable place to build an ant nest. Solenopsis invicta not only can fly, but also has good water quality, which can be spread by water flow or agricultural products transportation. Most of the nests of red imported fire ants will be built in agricultural parks, orchards, dams and other places, and there are also red imported fire ants in green belts, lawns, schools, houses and other places in urban communities. There are more red imported fire ants in southern China, but fewer natural enemies. With global warming, red imported fire ants will increase. ?

? What happens when you get stung? Red imported fire ants are very aggressive and have the ability to sting people repeatedly. Its toxin will affect people's physical function. The performance of fire ants attacking people is biting people's skin with the upper jaw and stabbing people's skin with claws at the end of the abdomen. Every time it stings, it releases venom from the poison sac. After human skin is stung by red imported fire ants, there will be severe pain like fire burns, and then there will be blisters like burns. Erythema, blisters and scleredema will appear on local surface skin, and local skin will feel itchy. If you are accidentally scratched, it will cause secondary infection. Some allergic people may have severe anaphylactic shock, mainly manifested as systemic allergic reaction, edema and spasm of throat or bronchus, dyspnea, pale face, cold limbs and decreased blood pressure. Some people even suffer from brain hypoxia, brain edema, dizziness and convulsions after being bitten. If these phenomena occur after being accidentally bitten, please go to a nearby hospital immediately.

How to prevent and control red imported fire ants? We can use the natural enemy of red imported fire ants, Drosophila melanogaster, to attack red imported fire ants through parasitism. Drosophila larvae feed on the internal tissues of ants after hatching, and at the same time, the larvae can control the body movements and modes of action of red imported fire ants. PCO company often uses professional poison bait to kill red imported fire ants. Spraying with beta-cypermethrin mixed with water is also fast and effective, but the operation is complicated and requires professional spraying tools.

It is generally found that the nest of Solenopsis invicta should not be handled rashly, report to the nearby community or contact relevant departments for handling.