olfaction

A Chemical Lure That Sticks: New Trapping Methods for Citrus Greening Pest

September 09, 2019
The Asian citrus psyllid is the bogeyman of the citrus industry. Its appearance in fields is a dark harbinger for farmers, for carried within this insect is the bacteria Candidatus Liberibacter, the cause of citrus greening disease. In a study published in Scientific Reports, UC Davis researchers report that an acetic acid-based, slow-release trap is capable of capturing Asian citrus psyllids even when the insect populations are low.

The Repellence Cocktail: Mosquito Sense of Smell Reveals More Mysteries

August 01, 2019
While we know certain plant-derived compounds act as insect repellents, much of the molecular science behind insect olfaction remains a mystery. In a study published in iScience, UC Davis researchers exposed further layers of complexity in the mosquito olfactory system.