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Biocontrol introduction

Target pest: Coleophora frischella (Lepidoptera: Coleophoridae) = Coleophora trifolii, white tipped clover casebearer

Agent introduced: Agathis rufipalpis ecotype 1, ex Coleophora frischellla (Hymenoptera: Braconidae)

Imported: 1961,1962,1968, 1969

Import source: near Freiburg, Germany (1961,69) and Avignon, France (1961,62,68,69 ), all via Delémont, Switzerland

Release details: Three females from the 1962 importation were released at Nelson shortly after arrival. In February 1966 16 females and 42 males were liberated at Nelson directly after importation. Unknown small numbers were released from the 1969 importation.

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.