کنه‌های گیاهخوار درختان آلو و شکارگرهای آنها در باغات همدان

Plum is of the most important fruit crops in different parts of Iran, of which were found different types in western part of Iran. Currently plum trees have occupied a considerable areas of Hamedan orchards. Different insects are active on different parts of the plum trees in this area, some of them were found on leaves, trunk, under and on the barks, or fruits. Also different mites were found in various roles with associated with plum trees in plum orchards of Hamedan region. Thereafter, some of them were phytophagous, some parasite and predators. In this study, brown mite, Bryobia rubrioculus (Scheuten), two spotted spider mite, Tetranychus urticae (Koch) and plum gall mite Acalitus phloeocoptes (Nalepa) are caused serious problem and 10 predatory mites were collected, and identified. The identified species are below: Phytoseiidae: Typhlodromus (Anthoseius) khosrovensis Arutunjan, 1971; Typhlodromus (Anthoseius) bagdasarjani Wainstein & Arutunjan, 1967; Kuzinellus kuzini (Wainstein, 1962); Eupalopsellidae: Eupalopsellus hamedaneinsis Khanjani et al. 2007; Raphignathidae: Raphignathus hegmataniensis Khanjani & Ueckermann, 2002; Raphignathus gracilis (Rack, 1962); Raplıignatlıus emirdagiensis Akyol & Koç, 2006; Stigmaeidae: Zetzellia pourmirzai Khanjani & Ueckermann, 2008; Stigmaeus elongatus Berlese, 1886; Ledermuelleriopsis aryaii Khanjani et al., 2012. The plum gall mite A. phloeocoptes was recorded for the first time from plum trees in Hamedan. Density of this species and brown mite were observed in high population in most orchards of this area. Amongst predatory mites, Typhlodromus (A.) bagdasarjani, K. kuzini and Z. pourmirzai were found abundantly. Also was found E. hamedaneinsis on lecanium scale, Eulecanium coryli (L.) in feeding position in early May