As many varieties of avocado trees are susceptible to root rot, it's important to take many elements into consideration when selecting a specific variety for your given area and it's unique climate. This chapter delves into root rot tolerance and replanting, clonal rootstocks, fruit yields, salinity tolerance, frost tolerance, flower timing, and rootstocks for the future.
You can read more about it in Ch. 4 Avocado Rootstocks
Rootstock presentation: Avocado Rootstocks