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

Fig. 1. Total number of sites surveyed (green), total number of sites with other Phytophthora species present (blue), and total number of sites with P. ramorum present (red) by survey year.



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