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Biocontrol introduction

Target pest: Pseudococcus longispinus (Homoptera: Pseudococcidae) = Dactylopius adonidum, Dactylopius longispinus, Pseudococcus adonidum, longtailed mealybug

Agent introduced: Chrysopa sp. (Neuroptera: Chrysopidae)

Imported: 1890, 1921, 1928

Import source: 1890 Australia or USA. 1921 Australia. 1928 Australia and Australia via California, USA

Released: 1890 and 1921

Release details: The details of the release made in 1890 are unknown. In 1921, 35 adults and 75 larvae were released in Nelson. The 1928 consignments were not released

Establishment: Recorded in Auckland in 1898. 1921 release not recovered. Not thought to have persisted.

References

Cameron PJ, Hill RL, Bain J and 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.