Feltiella acarisuga
and identifying the presence of eggs, larvae, pupae, and adults of Feltiella acarisuga , growers can gauge the effectiveness of this biocontrol agent in managing [...] predatory gall midge highly effective in the biological control of spider mites . This beneficial insect, native to Europe, preys on various spider mite species [...] adapt the amount of food they consume to the density of the spider mite population. Where there are large, localised concentrations of spider mite, Feltiella