1. Cockroaches are afraid of poison.
There are various kinds of cockroach killing drugs in various stores. It should be noted that cockroaches like to follow the same route. Only when the drugs are put in the right place can they be effective. Drugs should be placed or sprayed on cockroach nests and routes. The location of cockroach nests can be seen above, and the route should be observed. Cockroaches have been living on the earth for more than 300 million years. It is said that the only living creature that can survive after the atomic bomb explosion is it. Is it fierce? Cockroaches will quickly develop their drug resistance in the next generation. If a drug fails, it will be changed immediately. (the use of biological cockroach killing drugs must be environmentally friendly, effective and harmless to human beings) cockroach food and water should be removed during the application period, because cockroaches are resistant to hunger but not dry, especially for pregnant female cockroaches with eggs, sufficient food and drinking water must be provided, otherwise the egg sheaths cannot be hatched.
2. Cockroaches fear clean places.
In order to eliminate cockroaches, we must first ensure the environmental hygiene, clean up in time, including toilets and sewers, and timely clean up the garbage. In order to prevent cockroaches from breeding, it is not necessary to leave hygiene dead space at home, food in the kitchen should not be placed in the open air, water should not be left at home, and the cracks should be plugged in time. Don't check the old computer case carefully. The best way to live in a building is to unite the whole building, so that cockroaches have no place to hide.
3. The food source of cockroaches.
A. Keep the house dry and clean: strictly define the eating area, and prohibit food from entering except the dining room and kitchen. Attention should be paid to the cleaning of the kitchen and toilet, and no ponding is allowed.