1. UC IPM
These cross sections from a Canary Island date palm, <I>Phoenix canariensis,</I> trunk show, from right to left, how infection and decay from sudden crown drop (darkened tissue) progress away from the initial point of infection.
These cross sections from a Canary Island date palm, Phoenix canariensis, trunk show, from right to left, how infection and decay from sudden crown drop (darkened tissue) progress away from the initial point of infection.
Credit: D. R. Hodel