Category Soilborne Diseases History, Distribution and Uses Subject Avocado Root Rot (Phytophthora cinnamomi) People Title Avocado replants in Phytophthora cinnamomi area Description Campbell Grant with replanted resistant rootstocks in root rot (Phyphthora cinnamomi) area. Grant Grove in Carpinteria, CA. Location Carpinteria, CA Date October, 1979 Source George E. Goodall Larger Picture 1000 x 689 (72 kb)