Disease Cycle
Phytophthora palmivora has four types of spores that may directly,
or indirectly, cause infection. Sporangia are produced
on infected fruit, leaves, stems, or roots. They are able to germinate
directly on the plant surface or in the soil. They can also
germinate to produce small, swimming zoospores. Zoospores
swim in soil water or on a wet plant surface until they eventually
enter the plant. Sporangia and zoospores are spread by
rain splash, wind-blown rain, soil and soil water