Parasitized pupae of greenhouse whitefly, <i>Trialeurodes vaporariorum,</i> commercially produced and being hung from poinsettia to release <i>Encarsia formosa</i> for biological control in a greenhouse.
Parasitized pupae of greenhouse whitefly, Trialeurodes vaporariorum, commercially produced and being hung from poinsettia to release Encarsia formosa for biological control in a greenhouse.
Credit: Jack Kelly Clark