What are the methods used by insecticidal companies to kill fleas?

Physical prevention and control: 1. Environment: control the surrounding living environment, clean up sundries and weeds, control flea hosts (dogs, cats and mice), and wash clothes and bedding frequently. 2. Fire: In rural families, you can spread a layer of dry firewood on the indoor dirt floor, pay special attention to the foot of the wall, and then light it to kill the fleas on the ground. But pay attention to fire prevention to ensure safety. 3. Vacuum the dust: It should be noted that the dust should be treated immediately after vacuuming, so as to avoid the flea eggs and pupae in the dust from causing harm again. Chemical control: Chemical control is the most effective way to kill fleas in homes, offices and warehouses. It can be treated with insecticidal powder or killed by residual spray. Commonly used drugs are permethrin and propoxur. , the common concentration is 1%. The key treatment parts are bedrooms, pet nests, under carpets, gaps in boards, corners, mattresses and rat holes. 1, home flea control: When using chemical insecticides to kill fleas, we should pay attention to the proportion and concentration of pesticides and the spraying site to prevent insufficient efficacy or poisoning of people and animals. Secondly, after spraying pesticides, indoor personnel should leave the site for more than half an hour immediately, open the window after returning and fully ventilate. If there are infants and children with immature brains indoors, you must never touch any pesticides to avoid adverse effects on brain development. Don't pollute food and cooking utensils when using chemical pesticides in the kitchen, and clean them before use. When using canned pesticides, special attention should be paid to avoiding open flames to avoid fire. When dealing with places with high flea density, it is necessary to discard rags, debris or old newspapers that have been infected by fleas, clean the floor, corner, furniture, floor under furniture and places where pets often move with a vacuum cleaner, and immediately burn the collected debris or seal it with sealing tape and discard it. If possible, please ask a professional pest control company to conduct a comprehensive pest control on the environment. At the same time, we should pay full attention to the management of domestic animals such as dogs and cats, for example, bathing dogs and cats with liquid medicine regularly. When plague is prevalent, emergency measures should be taken to kill fleas and personal protection should be strengthened. When removing fleas on the body surface of pets or livestock, the above methods can also be adopted, but attention should be paid to applying reverse hair between body hairs to protect the eyes, mouth and other parts of animals. Outdoor focus is on places where animals often go, and fleas are easy to breed. In the operation of spraying flea powder, the insecticidal powder can be put into a gauze bag, and the gauze bag can be gently shaken where it needs to be treated, so that the powder naturally falls on the surface. 2. Office flea control: for areas where fleas spread widely, such as storefronts, offices, workshops, warehouses, furniture factories, etc. Professional instruments and appropriate drugs must be used to kill fleas in order to get satisfactory results. According to the characteristics of fleas chewing in the mouth of the last larva, sucking in the mouth of adults and parasitizing freely, manual sprayers are used to spray drugs in large areas indoors in practice. Use portable electric ultra-low volume sprayer to spray drugs into space. Portable electric ultra-low capacity sprayer. This machine is characterized by fine droplets and high concentration of liquid medicine, and the volume median diameter (VMD) of droplets is generally below 50 microns. It is suitable for space spraying and detention spraying, and is an ideal disinfection instrument for treating fleas.