Pazini, W.C., Dibelli, W., & Busoli, A.C. 1989 [Control of Orthezia praelonga (Doublas, 1891) (Homoptera: Ortheziidae) on citrus, through insecticides applied on soil, trunk and crown.]. [Abstracts. 12th Brazilian Congress of Entomology. Vol. 2.] Resumos. XII Congresso Brasileiro de Entomologia. Vol. 2. Sociedade Entomológica do Brasil 264-575.
Notes: [Original title: Controle de Orthezia pralonga (Douglas, 1891) (Homoptera: Ortheziidae) em citros, através de inseticidas aplicados no solo, no tronco e na copa. Conference held in Belo Horizonte, Brazil on 22 to 27 January, 1989.] Chemical control recommendations are made for this scale species.