News

Plants Respond to Leaf Vibrations Caused by Insects’ Chewing, MU Study Finds

 


ResearcherCabbage butterfly caterpillar feeding on Arabidopsis plant where, on an adjacent leaf, a piece of reflective tape helps record vibrations. Credit: Roger Meissen

Cabbage butterfly caterpillar feeding on Arabidopsis plant where, on an adjacent leaf, a piece of reflective tape helps record vibrations. Credit: Roger Meissen
Download photo from the MU News Bureau

Story posted: July 01, 2014

By: Jeff SossamonRoger Meissen

COLUMBIA, Mo. – Previous studies have suggested that plant growth can be influenced by sound and that plants respond to wind and touch. Now, researchers at the University of Missouri, in a collaboration that brings together audio and chemical analysis, have determined that plants respond to the sounds that caterpillars make when eating plants and that the plants respond with more defenses.

This video is available for broadcast quality download and re-use. For more information, contact the MU News Bureau at (573)882-6211.