How To Control Insect Mold

- Nov 05, 2020-

1. Requests for file preparation and storage

  2. Archival paper materials should be acid-free paper.

  3. Prevention of insect mold in the process of microfilming and digitization of collection archives.

  4. Request for control of the source of insect infection

  5. Store the files in a clean environment and keep the files at a proper temperature and humidity.

  6. Enhance the review of insect mold on the archives.

  7. In the process of packaging, storage, and transportation of files, the contamination and erosion of files by pests and molds must be strictly controlled.

   8. Empty archives should be sterilized before the archives are stored.

   Entomophthora prevention in the process of file acceptance

   When accepting the file, review the file's insect mold status one by one.

   Insect pest review methods include: inspection and search method, shock fall method, glue method, instrument detection method, sex pheromone method, and radioisotope marking method.

   Mold review method: look for mold spots, colonies, hyphae, etc. on the paper roll by roll, especially pay attention to review the mold-prone parts, such as binding, mounting and pasting.

  Insecticidal and sterilization treatment of files before storage

   After the file is received, severe insecticide and sterilization must be carried out.

   Inspection, review and disposal of files in the transitional period after sterilization

   After the files are treated by insecticide and sterilization, they should be stored separately for a period of time in the transition room, and the consequences of insecticide and sterilization should be reviewed. After reviewing and confirming that all the pests and molds in the archives have died, the archives can be stored; if there are still live insects or molds found after the review, it is necessary to carry out insecticidal and sterilization again until all the live insects and molds are eliminated. Warehousing.

   Entomophthora prevention in the process of file cleaning

   File cleaning The work area and work room should be kept clean, and air purification filters should be used to purify the air.

   The file cleaning workshop should be treated with pest control and sterilization ~ times a year.

   Prevention of insect mold in the process of file storage

   Adhere to the good sealing performance of the warehouse. Storeroom doors and windows should be few and seamless, without damage, and screen doors and screen windows should be installed on all doors and windows.

  The warehouse adopts reinforced concrete or stone base for moisture-proof and heat-insulation treatment. The foundations of areas with termites should be treated with poisonous soil.

  Choose file devices that have no adverse effect on the data created by the file to retain files.

   Air curtains must be installed at the entrance door. Air filters should be installed in other mechanical vents to keep the air clean in the warehouse.

   The temperature in the archives is generally controlled at ℃~℃, the allowable fluctuation range is ±℃ every day and night, the relative humidity is controlled at %~%, and the allowable fluctuation range is ±% every day and night.

For drug prevention, the safe, high-efficiency, broad-spectrum, low-toxicity, long-lasting, non-corruption, non-injury to human health and no adverse effects on the archives and materials recognized and recommended by the relevant national departments should be selected and applied. Placed in the file warehouse and cabinet shelf.

   Ensure that the reading room is clean and hygienic.

  Wear clean gloves when looking through the original valuable files.

   The checked files can only be put into storage after disinfection.