Many are major crop and ornamental pests. When plants diversify, psyllids are good at adapting to those changes: they are highly effective at tracking diversification within particular host plant ...

The approach involves inserting a gene into a citrus tree that produces a protein that can kill baby Asian citrus psyllids, the bugs that transmit the greening disease. That gene normally occurs ...

Mr Sarkar found when ladybirds were introduced to psyllids early enough into their life-cycle, they could learn to recognise them as their preferred prey. On its own, the tomato psyllid can cause ...