They often eat the taproot of the plant, which can kill it by depriving it of water and nutrients or by making it vulnerable to infection by fungi, or water moulds such as Phytophthora.
It is intended to educate nursery employees on the plant disease Phytophthora, the cause of Sudden Oak Death, and prevention strategies in a commercial nursery.
Phytophthora taxon Agathis - causes collar-rot on New Zealand kauri (Agathis australis), New Zealand's most voluminous tree, an otherwise successful survivor of the Jurassic
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Phytophthora megakarya - one of the cocoa black pod disease species, is invasive and probably responsible for the greatest cocoa crop loss in Africa
Medusahead was found to be susceptible to certain root rot fungi including crown rot and take-all, but it was not susceptible to barepatch, browning root rot, and common root rot.
Phytophthora cinnamomi | Phytophthora | Phytophthora infestans | ''Phytophthora'' taxon Agathis |