List of Articles Open Access Article Abstract Page Full-Text 1 - Diversity of flower flies (Dip.: Syrphidae) in Lorestan province F. Bahirai A. Mehrvar B. Gharali H. A. Lotfalizadeh S. Jafari Open Access Article Abstract Page Full-Text 2 - The effect of contact and respiratory repellency of four medicinal plant extract and powders on adults and last instar larvae of Plodia interpunctella (Hübner). M. Bakhtiari Z. Rafiei Karahroudi E. Sanatgar Open Access Article Abstract Page Full-Text 3 - Effect of tree formulations of diatomaceous earth on germination percentage and seedling growth rate of wheat, under laboratory conditions F. Shakhsi Zare R. Vafaei Shushtari H. Farazmand A. Marouf M. Ghazavi Open Access Article Abstract Page Full-Text 4 - The Lethal impact of diatomaceous earth and kaolin on adult of four stored-product insects R. Sadeghi Open Access Article Abstract Page Full-Text 5 - Comparison of the several biological, hormonal and chemical insecticides on Diamond Back Moth (DBM) R. Nasiri J. Karimzadeh A. R. Jalalizand Open Access Article Abstract Page Full-Text 6 - Introducing and identification of the species of Sphecidae (Hym) in Khomein (Iran) F. Hadi E. Ebrahimi S. Modaress-Najaf abadi Sh. Goldasteh Open Access Article Abstract Page Full-Text 7 - Morphometric comparison of wing characters in a populations, of Apis mellifera L. (Hym., Apidae) in 5 provinces of Iran F. Yaghout-Nejad E. Soleyman-Nejadiyan R. Radjabi M. Esfandiari N. Palvaneh Open Access Article Abstract Page Full-Text 8 - Contribution to the knowledge of Megachilidae (Hymenoptera: Apoidea) in the Yazd province, Iran L. Dehghan Dehnavi A. A. Talebi Sh. Goldasteh R. Vafaei Shooshtari A. Nadimi