Throughout the ages. the use and validity of natural plant substances. so-called. herbs to protect against insect pests in objects made from plant fibers such as paper and clothing have been studied in China. Korea and Japan. Various methods have been utilized to protect fibers in these three countries. These medicinal herbs are often put into bookcases or wardrobes directly or in a mixed from to protect fibrous products from harmful insects that eat wood and often substances. And sometimes the juice of medicinal herbs is dyed and mixed in paste form. On the other hand. scrolls. bookcases or chests of drawers are even made of trees that already contain medicinal properties. The varieties of applications for using insect repellent herbs are as follows: 1. Medicinal herbs such as powders and fragments : ginkgo. tobacco. mugwort(쑥). red pepper. morning glory( y.팔꽃). sandalwood( 백단향). hemlock parsley (천궁). lettuce( 와거 ) . soap bean tree( 조협). chinese quince (모과) . angelica (백 ~l ). camphor wood. evodia (오수유) . flax seed( 마인). calamus( 석창포) and chrysanthemum. etc. 2. A mixed of various herbs glVlng off strong aromatics : clove( 정향). sandalwood. frankincense (유향). rhubarb (1:Jl황). aloe wood (침향). spikenard (감송향). benzoin( 안식향) . machilus bark( 후박) . moutan bark( 목단피). korean pine nut(송자) . cassia bar k (계피) ? borneoH 용뇌 ). saussurea root(당목향). camphor wood and angelica. etc. 3. Medicinal herbs used as dyes : yellow bark( 황벽 ). indigo. camellia (산다). japanese pepper( 촉초). pepper. clove. red pepper. ginkgo. coptis root(황련 ) and persimmon. etc. 4. Medicinal herbs used as pastes : hemlock parsley, calamus. melia bark( 고련피 ) and frankincense. etc. 5. Containers made of wood with medicinal properties : cedar and paulownia( 오동). etc. 6. Some of the plants enshrined in Images of Buddha serve to ward off insects : clove, sandalwood. benzoin, pepper, licorice( 감초) ， aloe wood, cassia bark, cinnamon (육계 ) , frankincense and spikenard. etc.