Host discrimination in two species of ichneumonid wasps, Diadegma spp., attacking larvae of Plutella xylostella

@inproceedings{Legaspi1986HostDI,
  title={Host discrimination in two species of ichneumonid wasps, Diadegma spp., attacking larvae of Plutella xylostella},
  author={Benjamin A. C. Legaspi},
  year={1986}
}
Host discrimination was investigated in two related species of ichneumonid wasps: Diadegma eucerophaga Horst. and D fenestralis (Holmgr.) attacking a common host, the diamond-back moth Plutella xylostella (L.). In the laboratory, I studied: (1) the relative amounts of time spent between patches containing unparasitized or parasitized hosts, (2) the results of parasitoid encounters with parasitized and unparasitized hosts, (3) dissections to reveal whether or not the wasps preferred to oviposit… CONTINUE READING