host use and crop impacts of oribius marshall species (coleoptera: curculionidae) in eastern highlands province, papua new guinea.oribius species are small flightless weevils endemic to the island of new guinea and far northern cape york, australia. the adults feed externally on leaves, developing fruit and green bark, but their impact as pests and general host use patterns are poorly known. working in eastern highlands province, papua new guinea, we carried out structured host use surveys, farmer surveys, shade-house growth trials and on-farm and on-station impact trials to: (i) estimate the host range of the local oribiu ...201019366475
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