799 Parasitoids of Phyllocnistis Citrella Scientia Agricola, v.57, n.4, p.799-801, out./dez. 2000 Note PARASITOIDS OF Phyllocnistis citrella IN JAGUARIÚNA, STATE OF SÃO PAULO, BRAZIL, BEFORE AND AFTER THE INTRODUCTION OF Ageniaspis citricola 1 Luiz Alexandre Nogueira de Sá 2 *; Valmir Antonio Costa 3 ; Wagner Portes de Oliveira 2 ; Gilberto Ribeiro de Almeida 2 2 Lab. de Quarentena “Costa Lima”- Embrapa Meio Ambiente, C.P. 69 - CEP: 13820-000 - Jaguariúna, SP. 3 Lab. de Controle Biológico - Instituto Biológico, C.P. 70 - CEP: 13001-970 - Campinas, SP. *Autor correspondente <lans@cnpma.embrapa.br> ABSTRACT: The citrus leafminer, Phyllocnistis citrella (Gracillariidae), is among the main pests of citrus in Brazil. The objective of this work was to conduct a survey of parasitoids attacking CLM in Jaguariúna, State of São Paulo, Brazil, before and after the introduction of Ageniaspis citricola (Encyrtidae). Collections of new leaves were made weekly at citrus groves from July-1997 to April-1999. During the survey period, A. citricola was introduced in the area. Before this introduction, Galeopsomyia fausta (Eulophidae) was the predominant species (about 91.83% of the species composition), but A. citricola became predominant after its establishment (60.10% against 38.30% G. fausta). Other parasitoids found were Cirrospilus sp. C (Eulophidae), Horismenus sp. (Eulophidae), Elasmus sp. (Elasmidae), Eupelmus sp. (Eupelmidae) and Conura (Ceratosmicra) sp. (Chalcididae). Key words: leafminer, biological control, parasitoids, citrus PARASITÓIDES DE Phyllocnistis citrella EM JAGUARIÚNA, ESTADO DE SÃO PAULO, BRASIL, ANTES E DEPOIS DA INTRODUÇÃO DE Ageniaspis citricola RESUMO: A larva-minadora-da-folha-dos-citros, Phyllocnistis citrella (Gracillariidae), é atualmente uma praga de importância econômica na citricultura nacional. O objetivo deste trabalho foi identificar o complexo de parasitóides desta praga em Jaguariúna, SP, Brasil, antes e depois da introdução de Ageniaspis citricola (Encyrtidae). Coletas de brotações infestadas pela praga foram realizadas semanalmente, no período de Julho/ 96 a Abril/99. Durante o período do levantamento, A. citricola foi introduzido nesta área. Antes dessa introdução, Galeopsomyia fausta (Eulophidae) era a principal espécie a atacar P. citrella (91,83% dos parasitóides encontrados), mas A. citricola tornou-se predominante após seu estabelecimento na área de liberação (60,10% contra 38,30% de G. fausta). Também outros parasitóides foram encontrados: Cirrospilus sp. C (Eulophidae), Horismenus sp. (Eulophidae), Elasmus sp. (Elasmidae), Eupelmus sp. (Eupelmidae) and Conura (Ceratosmicra) sp. (Chalcididae). Palavras-chave: larva-minadora-da-folha-dos-citros, controle biológico, parasitóides, citros INTRODUCTION The citrus leafminer (CLM), Phyllocnistis citrella Stainton (Lepidoptera: Gracillariidae), was first detected in Brazil in 1996 (Feichtenberger & Raga, 1996, Gravena, 1996, Prates et al., 1996). Some parasitoid species were found attacking the CLM in Brazil and in some cases achieved high parasitism rates (Perioto 1997, Penteado- Dias et al., 1997; Sá & Costa 1997, Costa et al., 1999). Preliminary results of a survey conducted at Jaguariúna, State of São Paulo, revealed the occurrence of six species of indigenous parasitoids of CLM, with Galeopsomyia fausta LaSalle (Hymenoptera: Eulophidae) the predominant species (Costa et al., 1999). The objective of this work was to conduct another survey of parasitoids attacking CLM in Jaguariúna, State of São Paulo, Brazil, before and after the introduction of Ageniaspis citricola Logvinovskaya, in a classical biological control program. MATERIAL AND METHODS Leaves were collected weekly at two citrus groves in Jaguariúna, São Paulo, Brazil, from July 1997 to April 1999. The collected leaves were taken to the “Laboratório de Quarentena Costa Lima”, at “Embrapa Meio Ambiente”, and maintained in cages at 25°C, 80 ± 5% relative humidity 1 Trabalho apresentado na 5ª International Conference on Pests in Agriculture, Montpellier, France, 1999.