Biocontrol introduction

Target pest: Costelytra zealandica (Coleoptera: Scarabaeidae), grass grub

Agent introduced: Heterorhabditis bacteriophora (Rhabditida: Heterorhabditidae)

Imported: 1983

Import source: Tasmania, Australia

Establishment: Recovered from trials in Canterbury

Impacts on target: ?

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.