The role of plant-derived compounds in chemoecology, especially herbiv
ory, was of great interest to the late Tony Swain. This short review g
ives examples of polyhydroxyalkaloids, diterpenoids, limonoids, phenol
ics and non-protein amino acids that modify. the feeding behaviour of
insects. (C) 1998 Published by Elsevier Science Ltd. All rights reserv
ed.