Grigoletti Júnior, A., & Soria, S.J. 1999 Controle químico da pérola-da-terra Eurhizococcus brasiliensis (Hempel in Wille, 1922) (Homoptera: Margarodidae) 1. Ensaio comparativo de eficácia de alguns inseticidas em vinhedos do Rio Grande do Sul, Brasil.. Entomología y Vectores 6(1): 11-22.

Notes: Title in English: [Chemical control of the ground pearl Eurhizococcus brasiliensis (Hempel in Wille, 1922) (Homoptera: Margarodidae) 1. Comparative essay of the efficacy of some insecticides on vineyards of Rio Grande do Sul, Brazil.] This paper reports on field trials of several systemic insecticides in three locations in Brazil.