• Korean journal of applied entomology
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• v.42 no.3
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• pp.263-267
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• 2003

The distribution of Japanese gall-forming thrips, Ponticulothrips diospyrosi (Phlaeothripidae), has been spreading in persimmon orchards throughout southern part of Korea since it was first reported in 2000. Questionnaire was made up to survey from when the thrips occurred and how it spreaded out. Results showed that it occurred first in Korea at Jangsung county in Jeonnam province in 1995. It occurs at present at 26 cities and counties encompassing Ulsan metropolitan city and 6 provinces namely Chungbuk, Jeonbuk, Jeonnam, Gyeongbuk, Gyeongnam, and Jeju provinces. The most severely damaged areas are Changwon and Milyang cities. The total area of persimmon orchards which were damaged by the thrips reached up to 151 ha. It infested on astringent persimmon as well as sweet persimmom.