Hungarian-language book from 1899 (publication no. 2 of the Hungarian Royal Ministry of Agriculture) by János Bolle describing silk production in Japan, based on the author's travels and study. It covers the history of sericulture, mulberry cultivation and grafting, rearing houses, trays, feeding, cocooning huts, egg production, silkworm diseases (including the uzsi fly parasite), reeling and the silk industry, and production statistics. An appendix treats silkworm jaundice (hájkór) as a parasitic disease, with microscopic studies of polyhedral granules. Illustrated with 47 figures, including rearing houses, tools, reeling machines and a silk loom.