Bento, J.M.S. 1997 [Successful biological control of the mandioca scale in the northeast of Brazil].. [16th Brazilian Congress of Entomology] 16o Congresso Brasileiro de Entomologia. Sociedade Entomológica do Brasil/EMBRAPA-CNPMF Salvador 400 pp.
Notes: [Original title: Sucesso no controle biológico da cochonilha da mandioca no nordeste do Brasil.] [[Abstracts of the Conference held in Salvador, BA, 2 to 7 of March 1997.] Exotic parasioids were introduced into Brazil for control of Phenacoccus herreni.