According to what was stated in the available and documented references from 1934 which dealt with arthropods on stored product in Libya, it became clear that mites associated with stored materials as pest in Libya were related to order Astigmata, all of this species found in flour but T. entomophagus found in flour and rice. Order meso-stigmata and order pro-stigmata recorded as predators of fungi and lepidopteran eggs. insect species that infected materials stored in Libyan environment is about 71 species belonging to three orders, Order Coleoptera, 61 species belonging to 16 families, order Lepidoptera 9 species belonging to two families and order Hymenoptera one species only. Bruchidae was the most abundant Family of order coleoptera in storage products in 19.67%, and then Tenebrionidae in 13.115%, at the end the rest of families came from 4.92% to 1.64%.
insect pests of stored product materials belong to three orders. Coleoptera order is considered to have the highest presence at 85.92%, followed by the Lepidopteran order at 12.68%, and the Hymenoptera order is the least abundant at 1.40%. highest parasitism and predation is coming from order Hymenoptera at a rate of 77.78%, while the Hemiptera and Diptera orders had a same rate 11.11% for both. but parasites and predator insects according to references were came as 9 species belonging to 3 orders, 7 species of them belong to order Hymenoptera, 2 species of this seven were internal parasites, 1 specie was an external parasite and 4 species were parasitoids, and from the order Hemiptera there is one specie predator, also order Diptera, only one specie parasite