of Oriental origin(2), now cosmopolitan but more common in warmer regions(3)
in Canada, heavily infest granaries, flour mills, and feed mills throughout the Prairie Provinces; found most frequently in imported produce on cargo ships(3); particularly abundant in warm and often dry conditions(1)
secondary pest of a wide range of cereals, cereal products, legumes, oilseeds and cakes, nuts, spices and animal products; an extremely successful omnivore(1); attack sound grain, particularly when the moisture content is high, but prefer damaged grain(3)
Contributed by v belov on 13 December, 2010 - 3:14pm Last updated 1 March, 2014 - 9:02pm
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