Biocontrol introduction

Target pest: Tetranychus urticae (Acariformes: Tetranychidae), two-spotted spider mite

Agent introduced: Blepharidopterus angulatus (Hemiptera: Miridae)

Imported:

1966

Import source:

England

Import notes:

Cameron et al. (1989) - Blepharidopterus angulatus was introduced from England in 1966.

Released:

1966

Release details:

Cameron et al. (1989) - a total of 107 female and 120 male B. angulatus [presumably imported individuals] were released on apple trees at two sites in Nelson, South Island.

Establishment:

Cameron et al. (1989) - small numbers of nymphs were recovered for several years following release, but no further recoveries were made after the removal of the release trees.

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.