…Sometimes, these pests infest grains and straw, and the resulting secondary lice mites bite humans and cause severe itchy dermatitis. In Europe and the United States, they are often seen in people who handle pasture grass, and are called hay itch or grain itch. In Japan, they are well known as pests of silkworms, causing damage to silkworm farmers, and those that infest the straw used for tatami mats can cause skin rashes. … *Some of the terminology that mentions "grain itch" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…ときには穀類やわら類に大発生したこれらの害虫から二次的に発生したシラミダニが人を刺して,かゆみの強い皮膚炎を起こすことがある。欧米では牧草を取り扱う人たちに多く被害がみられ,hay itchあるいはgrain itchなどと呼ばれている。日本ではカイコの害虫としてよく知られており,養蚕家の被害があるほか,畳のわらに発生したものから皮疹を生ずることがある。… ※「grain itch」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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