New data on Encarsia pergandiella (Howard) (Hym.: Aphelinidae), exotic parasite introduced in Italy against Trialeurodes vaporariorum (Westw.)

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith