Abstract
Ban Oak (Quercus leucotrichophora) is important both economically and silviculturally and used as fuel, fodder, and timber and also as a nurse crop to other coniferous. Epidemic infestation of Lymantria obfuscata has been reported first time on ban oak forests in Rajgarh Forest Division, Himachal Pradesh. Observations on its occurrence, population abundance and extent of infestation have been recorded. Brief note on life history and host plants of this pest is also given.
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