STUDY THE BIOLOGICAL EFFECT AND NANO PREPARATION OF OLEANDER PLANT NERIUM OLEANDER ON THE HAIRY GRAIN BEETLE Trogoderma granarium EVERTS (COLEOPTERA: DERMESTIDAE): STUDY THE BIOLOGICAL EFFECT AND NANO PREPARATION OF OLEANDER PLANT NERIUM OLEANDER ON THE HAIRY GRAIN BEETLE Trogoderma granarium EVERTS (COLEOPTERA: DERMESTIDAE). Iraqi Journal of Market Research and Consumer Protection, [S. l.], v. 18, n. 1, p. 336–345, 2026. Disponível em: https://jmracpc.uobaghdad.edu.iq/index.php/IJMRCP/article/view/590. Acesso em: 23 jul. 2026.