Field Guide for the Identification of Damage on Woody Sentinel Plants

Invasive alien invertebrate pests and microbial diseases of woody plants cause serious damage to the economy and the environment, but most of these pests were unknown prior to their introduction. Sentinel plants are a new tool to identify pests in the country of origin, which may inform pest risk analysis and allow development of measures to mitigate the risk of introduction.

https://www.cost.eu/publication/field-guide-for-the-identification-of-damage-on-woody-sentinel-plants/