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Biocontrol introduction

Target pest: Cirsium arvense (Asterales: Asteraceae), Californian thistle

Agent introduced: Altica cirsicola (Coleoptera: Chrysomelidae)

Imported: 1992

Import source: China via Canada

Release details: Not released

References

Landcare Research (2007). New Zealand Arthropod Collection (NZAC) Biological Control Voucher Collection. http://www.landcareresearch.co.nz/resources/collections/nzac/holdings/biological-control-voucher-collection