| biomonitoring with honeybees of heavy metals and pesticides in nature reserves of the marche region (italy). | the aim of this study was to carry out biomonitoring with honeybees (apis mellifera l.) to assess the presence of pesticides and heavy metals (cadmium, chromium, nickel, lead) in all of the ten nature reserves of the marche region (central–eastern italy). the study was carried out during the spring and summer seasons when the honeybees were active, over 3 years (2008–2010). twenty-two colonies of honeybees bred in hives were used. samples of live and dead honeybees and of honey were collected fr ... | 2013 | 23797576 |