How to identify Phytophthora ramorum in the field

Forestry Commission · 19K views · 2012 · 4:03

Open on YouTube

Environment, agriculture & food systemsother

Why the open web links it

Explains how to identify the invasive pathogen Phytophthora ramorum in larch trees in the field.

Linked by 3 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including centrum.cz, tiscali.cz, forestry.ie.