Heat treatment of food-processing facilities involves using elevated temperatures (50-60 degrees C for 24-36 h) for management of stored-product insects. Heat treatment is a viable alternative to the fumigant methyl bromide, which is phased out in the United States as of 2005 because of its adverse effects on the stratospheric ozone. Very little is known about responses of the cigarette beetle,...

In the present study, we examined insecticidal effect of Carifend® (BASF AG, Ludwigshafen, Germany; 163.2 mg m−2), an alpha-cypermethrin-coated polyester net, as well Carifend-like nets containing different rates alpha-cypermethrin, specifically 10, 30, 80, and 325 m−2, against two major stored tobacco insect pests, i.e., Lasioderma serricorne (Fabricius) (Coleoptera: Anobiidae) Ephestia elutel...

Two females of Leptochilus regulus (de Saussure, 1855) were observed nesting in reed stalks a Fabre’s hive serving as block trap nests Crimea, with the timekeeping all their behaviours. The building material used by to separate cavity into cells consisted pellets dry soil, gravel particles, and small fragments tree bark, leaves, thin stems. Females rapidly carried these items collected 1.0–1.5 ...