Adzuki bean weevil Callosobruchus chinensis
Adzuki bean weevil Adzuki bean weevil Callosobruchus Callosobruchus chinensis chinensis
Broadbean weevil Bruchus rufimanus
Broadbean Broadbean weevil Bruchus Bruchus rufimanus rufimanus
T乃yrophagus putrescentiae(腐嗜酪螨
Tyrophagus Tyrophagus putrescentiae putrescentiae (腐嗜酪螨)
Black rice worm Aglossa dimidita
Black rice worm Black rice worm Aglossa Aglossa dimidita dimidita
2.Damage Characteristics Classified by the time pests appear Initial pests:occur during initial stage of grain- storing and feed on full grains.E.g.3 main grain- storehouse pests Late pests:occur during mid-late stage of grain- storing and feed on damaged grains or crumbs and dust.E.g.Sawtoothed grain beetle,Flat grain beetle. Pests throughout:Occur during all stages of grain- storing and feed on both full and damaged grains. E.g.yellow meal worm,dermestids(皮蠹)
Classified by the time pests appear Initial pests: occur during initial stage of grainstoring and feed on full grains. E.g. 3 main grainstorehouse pests Late pests: occur during mid-late stage of grainstoring and feed on damaged grains or crumbs and dust. E.g. Sawtoothed Sawtoothed grain beetle, Flat grain beetle. grain beetle, Flat grain beetle. Pests throughout: Occur during all stages of grainstoring and feed on both full and damaged grains. E.g. yellow meal worm, dermestids (皮蠹). 2. Damage Characteristics