›› 2001, Vol. 44 ›› Issue (1): 98-102.

• RESEARCH PAPERS • Previous Articles     Next Articles

A new species of Eulophidae (Hymenoptera: Chalcidoidea) parasitizing fall webworm in China and Korea

YANG Zhong-qi1, WANG Bing-hai2, WEI Jian-rong1   

  • Online:2001-02-20 Published:2001-02-20

Abstract: A new species, Tetrastichus septentrionalis sp. Nov., reared from pupae of fall webworm, Hyphantria cunea, from Tianjin, Hebei, Shandong is described. The parasitoid distributes in all areas where the pest outbreaked in China and in Seoul, Korea. In general, its parasitic rate in pupae of the moth was 12%~24%, and 78~182 wasps were reared from one host pupa, the female and male ratio was 10∶1. The species has a bright prospect as a biocontrol agent.

Key words: Tetrastichus septentrionalis, new species, Hyphantria cunea, parasitic wasp, China, Korea