Citrus gummosis is caused by several Phytophthora species .
Frequent outbreaks of citrus gummosis in Kenyan citrus orchards have been reported, yet the identity and distribution of the Phytophthora species causing the disease are unknown.
The distribution and prevalence of Phytophthora species associated with citrus gummosis in Kenya is shown in Table 1.
22] that the species is one of the most destructive citrus gummosis pathogen and predominates in very important regions of citrus production.
syringae as the main causal agents of citrus gummosis in Kenya.
It is also recommended that the species be subjected to selected Oomycete specific fungicides as an initial step in the identification of effective chemicals for the control of citrus gummosis in Kenya.