Hashimoto, S., Mizushima, S.I., & Kohno, M. 1985 [Biological control of the arrowhead scale, Unaspis yanonensis, by aphelinid-parasites introduced from the People's Republic of China. 1. Effect of release of the natural enemies in Amami-oshima, Kagoshima Prefecture.]. Proceedings of the Association of Plant Protection (Kyushu) 31: 204-205.

Notes: The effects of the release of the aphelinids Aphytis yanonensis and Physcus fulvus [Coccobius fulvus] on populations of the diaspidid Unaspis yanonensis in citrus orchards in Kagoshima Prefecture, Japan, in 1982-84 were evaluated.