Occurrence of cereal stem moth (Ochsenheimeria taurella) in wheat and barley farms of Esfahan
1995
Moghadas, H. | Bagheri, M.R. | Nasiri, M.S.
The pest was collected, for the first time, by Behdad and Naimfrom in the cereal fields of Esfahan province in 1986 and identified as Ochsenheimeria sp. (Ochsenheimeriidae, Lep.) by Plant Pests and Diseases Research Institute. The pest was recollected in cereal farms of Bara-an and Lenjan Sofla in 1992 and identified as O. taurella by P.P.D.R. Institute. This insect is a small, relatively slender moths which is active only in the daylight. Wing expanse: 11-15mm, vertex-extremely rough densely covered with long, divergent, stramineous scales. Compound eyes rounded relatively small. A pair of rather large ocelli present near to antennal sockets, antennae simple short, less than 0.6 of the length of forewing. The common colour of body and forewings is focus, dorsum sixth abdominal segment pale yellow which is obvious character of pest, basal hindwing is white, distal part and fringe are brown. Overwintering is as egg on debris of cereal around the farms. After emerging in the spring, the first instar larvae are blown away to the host plants by the wind
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