Target pest: Coleophora frischella (Lepidoptera: Coleophoridae) = Coleophora trifolii, white tipped clover casebearer
Agent introduced: Eurytoma sp. (Hymenoptera: Eurytomidae)
Near Freiburg, Germany
Cameron et al. (1989) - Eurytoma sp. was imported in 1961 as parasitised Coleophora deauratella host larvae collected from near Freiburg, Germany. From the shipment of 4,500 C. deauratella larvae, 11 female and four male Eurytoma sp. emerged, but they were still under quarantine when an outbreak of the mite Pyemotes zwoelferia occurred and were destroyed along with the rest of the imported material.
Cameron et al. (1989) - not released.
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.