OCCURRENCE OF TRUE SPIDERS ASSOCIATED WITH CITRUS, APPLE, AND GRAPE FRUIT ORCHARDS AT ALEXANDRIA GOVERNORATE IN EGYPT

Abstract

This study was carried out to determine the frequency of occurrence and the presence of true spiders associated with citrus, apple and grapefruit trees. This study was conducted at AL-Amriya district in Alexandria Governorate along two successive years 2013-2014. A total of 746 and 797 spiders of 25 species, 22 genera and 11 families were collected in 2013 and 2014, respectively from citrus, apple and grapefruit trees. The most dominant families with the largest number of species were: Salticidae and Theridiidae. While, the families: Agelenidae, Dictynidae, Gnaphosidae, Lycosidae, Miturgidae, Oonopidae, Philodromidae and Thomisidae including few species.