1. UC IPM
Deep chewing on a ripe, fallen avocado fruit (right) and shallow chewing on a green fruit picked from a tree (left), examples of damage by roof rat, <I>Rattus rattus.</I>.
Deep chewing on a ripe, fallen avocado fruit (right) and shallow chewing on a green fruit picked from a tree (left), examples of damage by roof rat, Rattus rattus..
Credit: David Rosen