Liang, G.Q., & Chen, Z. 1990 A preliminary survey of parasitoid wasps of Hemiberlesia pitysophila.. Natural Enemies of Insects 12(1): 1-6.

Notes: Abstract: Survey indicates the existence of 12 species of parasitic wasps that attack Hemiberlesia pitysophila in 15 counties of Guangdong province, including Encarsia citrina, E. amicula and Marietta carnesi; not present in great enough numbers to effectively control this species.