Vol. 31 No. 2 (1999): Serie 2
Articoli

Life cycle and population dynamics of Aleurolobus teucrii (Homoptera Aleyrodidae) in Eastern Sicily

VINCENZO PALMERI
Dipartimento di Agrochimica e Agrobiologia, Area Difesa delle Piante, Università di Reggio Calabria, Piazza San Francesco di Sales 2, Gallina (Reggio Calabria) (Italy)
CARMELO RAPISARDA
Dipartimento di Scienze e Tecnologie fitosanitarie - Sezione Entomologia agraria, Università di Catania, Via Valdisavoia 5, Catania (Italy)
ANNA EMMA CAROLEI
Dipartimento di Scienze e Tecnologie fitosanitarie - Sezione Entomologia agraria, Università di Catania, Via Valdisavoia 5, Catania (Italy)

Published 2024-12-06

Keywords

  • Aleurolobus teucrii,
  • biology,
  • Encarsia olivina,
  • Italy

How to Cite

PALMERI, V., RAPISARDA, C., & CAROLEI, A. E. (1999). Life cycle and population dynamics of Aleurolobus teucrii (Homoptera Aleyrodidae) in Eastern Sicily. Bollettino Di Zoologia Agraria E Bachicoltura, 31(2), 179–186. Retrieved from https://riviste.unimi.it/index.php/bzab/article/view/27491

Abstract

In 1995-96, a study was carried out in Eastern Sicily on the biology
and ethology of Aleurolobus teucrii Mifsud & Palmeti, that lives on Teucrium
fruticans L. (Labiatae). The whitefly has two yearly generations, with adults flying
in May-June and July-August; it overwinters in the nymphal stages, especially 3rd
and 4th instars, and its development only slightly slows down during the coldest
months. Natural mortality at pre-imaginal stages was quite modest throughout the
study. Parasitization by Encarsia olivina (Masi) (Hymenoptera Aphelinidae) was
frequently observed, though usually at moderate levels. Direct contro! of the
whitefly is not thought to be necessary at present, in spite of the increasing
commerciai interest in its host plant.

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