Biology of the two parasitoid wasps, Atanycolus initiator (Fabricius) and Spathius brevicaudis Ratzeburg (Hymenoptera: Braconidae), on subcortical beetles in Japanese pine trees.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith