Abstract

The present study was directed towards the habitat of various mite species as predators, fungivores or as parasitesassociated with insects inhabiting grains and stored products. Samples were collected monthly from maize, wheat flour,broad bean, wheat and rough rice in four governorates, Kafr El-Sheikh, Dakahleya, Gharbeya and Menoufeya duringthe period between March 2003 and February 2004. The results revealed that: 1) The mite survey revealed theoccurrence of 13 predatory species belonging to one family of the suborder Gamasida, and 6 families of the suborderActinedida. Also 7 species belong to 4 families of the suborder Acaridida, were recorded as scavengers or fungivores.2) The most abundant predaceous mites were: Blattisocius keegani Fox followed by Cheyletus malaccensis Oudemans,then Blattisocius tarsalis (Berlese). 3) The most abundant fungivore mites were: Tyrophagus putrescentiae (Shranck),Rhizoglyphus robini Claparede, and Acarus siro Linnaeus. 4) The most infested stored grains with mites was maizefollowed by wheat, rough rice, broad bean seeds then wheat flour. 5) The major insect pests of stored grains and seedsand associated mites were listed herein.

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