Surveying For and Eradicating <i>Phytophthora ramorum</i> in Agricultural Commodities

Fig. 5. Number of soil, water, and plant samples (by genus) collected and tested during post-treatment surveys at the nurseries where Phytophthora ramorum was detected. Plant samples from associated host genera are in the category “Other.”

Image from Plant Health Progress article:
Surveying For and Eradicating Phytophthora ramorum in Agricultural Commodities