What are the general methods to eliminate the four pests? What are the methods to eliminate the four pests indoors?

(1) Evenly spread sesame oil, sesame oil or other substances with divergent fragrance in a large amount in a semi-sealed container. Put solid magnesium oxide or iron hydroxide into the mouth of the container, and the four pests will die after entering the container for a period of time.

(2) Using the phototaxis of pests to design insect traps to trap and kill four pests. Common black lights, electric lights and kerosene lamps can all be used as light sources for trapping and killing.

2, drug killing: drugs kill the four pests quickly, but because drugs have trace toxins, they can not be used in granaries, laboratories, kitchens, chemical places.

3. Artificial killing: Artificial killing should use a killing net with good adhesion, and the killing time should be after 8 pm (the four pests are nocturnal), so as to kill the areas where food or wooden objects are stored in houses or warehouses.

4. Blocking and killing: Blocking and killing the four pests is to block the habitat of the four pests and let them die of lack of oxygen. When gambling kills hazards, the caulking of the wall should be blocked, and cement is better for the blocked materials.

5. Heat killing: Heat killing is very operable in killing four pests. The main step is to pour boiling water (or hot water above 65 degrees) into the place where the four pests live together. It should be noted that continuous watering can achieve the expected effect.

6, professionals: find a professional company to deal with the four pests.