Menu

Close

Here's the text.

About cockroaches

Last Updated March 4, 2019

Points for cockroaches

Cockroaches are not good at cold places, but due to the spread of heating equipment, they have come to be seen all year round.

Harm of cockroaches

  • It gives filthy and discomfort.
  • It may transmit bacteria that cause infectious diseases and food poisoning.
  • It bites food and books and cause damage.

Life of cockroaches

Life of cockroaches

Cockroaches grow in the order of eggs, larvae, and adults, and are characterized by no means of pupae.
The larvae molts many times and become adults in about one year (two to three months in the case of chaban cockroach).

Cockroaches' habits

  • I eat anything.
  • I live in groups and live in groups.
  • It is hidden in gaps during the day and is active at night.
  • It moves along the corner and the edges.

Place of cockroaches

The cockroaches prefer the following places.

  • A warm place
  • A dark place
  • A place close to food
  • Humid place
  • Narrow gaps

(Specific example) Near the kitchen table, under / back of microwave ovens and refrigerators, near distribution boards, outlets, back of wallpaper, food storage area, garbage storage, etc.

Control of cockroaches

The basis of cockroach control is to create an environment where cockroaches are difficult to live by cleaning and tidying.
Use the habit of cockroaches to perform effective control.

Create an environment where cockroaches are difficult to live

  • Food such as confectionery and kitchen garbage serves as food for cockroaches. Put it in a container with a lid and clean it up.
  • Do not leave the used tableware and cooking utensils, but wash and store them.
  • Clean and clean under and corners of cupboards and sinks, drains, etc.
  • Let's close the small gap.

Exterminating with chemicals

Efficient extermination with as small as possible.
In addition, it is effective to put an adhesive sheet for cockroaches near the secret place that cockroaches prefer, etc., and check the habitat status before extermination.

Residual spray with a spray-type insecticide for cockroaches

Spray a commercially available insecticide for cockroaches to pass or where the cockroaches are likely to pass.
Cockroaches have the habit of walking along the corner, so spray insecticide on the red band shown below.

Food poisoning method

Poison bait containing bolic acid in places where cockroaches are likely to pass or where they are likely to be hidden, and fed.
In order to prevent accidental ingestion and ingestion of infants, etc., pay close attention to the location and storage place

Smoke method

Smoke of insecticide removes cockroaches. It is effective to close the room and keep smoke reaching the cockroaches secret.

Precautions for Use of insecticide

Be careful when handling and observe the following items.

  • Read the usage precautions carefully and follow the usage instructions.
  • Avoid getting food, tableware, toys, pet food, etc. If you accidentally get it, wash it with detergent or throw away anything that cannot be washed.
  • When spraying chemicals, use a mask, rubber gloves, etc. to prevent inhalation.
  • Be careful of fire when using aerosol insecticide. 。
  • Keep the medicine out of the reach of children.
  • Do not store poison bait in beverage containers or tableware to prevent accidental ingestion and accidental eating.

For consultation on sanitary pests, please contact Health and Welfare Center Health Sanitation Division in your ward.

↑Return to the page of information about pests

For inquiries to this page

Medical Care Bureau Health and Safety Department Health Sanitation Division

Phone: 045-671-2456

Phone: 045-671-2456

Fax: 045-641-6074

Email address: ir-seikatsueisei@city.yokohama.jp

Return to the previous page

Page ID: 411-088-400

Menu

  • LINE
  • Twitter
  • Facebook
  • Instagram
  • YouTube
  • SmartNews