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Library materials are exposed to various biological agents that cause serious deterioration and shorten their useful life. Among these, book pests such as insects and rodents are particularly harmful. They attack paper, bindings, adhesives, leather, cloth and other organic materials used in books and manuscripts. Warm temperature, high humidity, poor ventilation, darkness, dust and unhygienic storage conditions encourage the growth and multiplication of these pests in libraries. Silverfish are among the most common pests found in libraries. They feed on carbohydrates and substances __________ _____ ___ ________ ________ _____ ______ ______ ________ ___ __________ _______.
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