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PictureScientific nameCommon nameDescription
Callosobruchus chinensisChinese bruchidThe Chinese bruchid is a major pest of stored legumes. Symptoms for early stages of infestation are the presence of eggs on pods. Adults are 2-4 mm long, the elytra are pale brown with dark marks.
Callosobruchus maculatusCowpea weevilLarvae of the Cowpea weevil infest seeds of legumes during fruiting stage and postharvest. Adults are pale brown in color and measure 2-4 mm in length. Females have two large dark patches on the elytra, males are less distinctive marked.
Tribolium castaneumRed flour beetleLarvae develop on undamaged grain and attack mainly dried stored products. The reddish-brown beetles are 2-4 mm long, flat and have an oblong shape. Head an upper thorax are covered with punctures.
Tribolium confusumConfused flour beetleThe symptoms are similar to damage by the Red flour beetle. Infested products become mouldy and smell musty. Adults are brown and rather shiny, they are 2-5 mm long. Wings have ridges with punctures.
Riptorus linearisBean pod sucking bugAdults are 13-15 mm in length and have laterally a yellow band from head to abdomen. Adults prefer to colonize larger, more mature plants. Pods and seeds attacked show spots of discoloration.
PictureScientific nameCommon nameDescription