Biocontrol introduction

Target pest: Chromatomyia syngenesiae (Diptera: Agromyzidae) = Phytomyza atricornis, leaf miners

Agent introduced: Hemiptarsenus semialbiclavus (Hymenoptera: Eulophidae) = Hemiptarsenus varicornis

Imported: 1970

Import source: Pakistan

Released: 1970, 1971

Release details: Between Dec 1970 and March 1971 653 parasitoids were released at Lincoln and 100 at Ashburton Canterbury

Establishment: Probably already present in New Zealand before these releases

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.