Biocontrol introduction

Target pest: Megastigmus spermotrophus (Hymenoptera: Torymidae), Douglas fir seed chalcid

Agent introduced: Amblymerus apicalis (Hymenoptera: Pteromalidae) = Mesopolobus spermotrophus Hussey

Imported:

1955, 1956

Import source:

Scotland

General comments:

See Mesopolobus spermotrophus entry for introduction details.

References

Cameron PJ, Hill RL, Bain J, Thomas WP (1989). A Review of Biological Control of Invertebrate Pests and Weeds in New Zealand 1874-1987. Technical Communication No 10. CAB International Institute of Biological Control. DSIR Entomology Division. 424p.