The citrus mealybug, Planococcus citri (Risso, 1813) (Hemiptera: Pseudococcidae) is one of the major pests Citrus orchards in Turkey. Management P. quite challenging due to its cryptic and polyphagous feeding behavior. In current study, control potential native entomopathogenic nematodes (EPNs) species (Heterorhabditis indica 216-H, H. bacteriophora FLH-4H, Steinernema carpocapsae E-76, S. felt...

the mealybug fauna of southern iran (systan & baluchestan, hormozgan, bushehr, khuzeztan and fars provinces) is unknown to many coccidologists. in this paper, 17 mealybug species from the south of iran with their host plants are reported.maconellicoccus hirsutus (green), nipaecoccus viridis (newstead) and planococcus ficus (signoret) are the important pests and ferrisia virgata (cockerell), dys...

VINCENZO CAVALIERI, GAETANA MAZZEO, GIOVANNA TROPEA GARZIA, EMANUELE BUONOCORE & AGATINO RUSSO Di.S.Te.F. (Dipartimento di Scienze e Tecnologie Fitosanitarie), Università degli Studi di Catania, Via S. Sofia 100, I 95123 Catania. E-mail: [email protected] Servizio Fitosanitario, Regione Siciliana, U.O. 54-O.M.P. via Sclafani 34, I 95024 Acireale (Catania). E-mail: [email protected]

This study aimed to determine the consumption of Planococcus citri (Risso, 1813) (Hemiptera: Pseudococcidae) nymphs and predator:prey ratio required for high predatory efficacy survival Chrysoperla externa (Hagen, 1861) (Neuroptera: Chrysopidae) larvae under different densities prey, reared in rose bushes. Consumption by first-, second-, third-instar C. was assessed. The efficiency predator wer...