Prates, H.S., & Brasil, W.S.P. 1989a Controle da cochonilha Orthezia praelonga (Douglas, 1891) (Homoptera: Ortheziidae) em citros. [Control of the scale Orthezia praelonga (Douglas, 1891) (Homoptera: Ortheziidae) on citrus.]. [Abstracts. 12th Brazilian Congress of Entomology. Vol. 2.] Resumos. XII Congresso Brasileiro de Entomologia. Vol. 2. Sociedade Entomológica do Brasil 264-575.

Notes: [Conference held in Belo Horizonte, Brazil on 22 to 27 January, 1989.] Chemical control recommendations are made for this scale species.