Sesiidae), a candidate for the biological control of the invasive weed sulphur cinquefoil,
Potentilla recta L., has been tested using three different test designs. Open-field, cage, and
contact bioassays were carried out to test the host specificity of gravid females when they
can display the complete sequence of pre-and post-alighting behavior, only the narrow-
range pre-alighting and post-alighting phases, and exclusively the post-alighting phases …