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Diseases - Root and Butt / Root and Stem Diseases

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Image Subject Name Scientific Name Description
4823002 Armillaria root rot Armillaria tabescens Infected trees on Jonathan Dickinson State Park, Florida USA
4822099 Armillaria root rot Armillaria tabescens Mycelial felt on base of stem of India Rosewood
4823001 Armillaria root rot Armillaria tabescens Dead trees at Jonathan Dickinson State Park, Florida USA
4823005 Ganoderma root and butt rot Ganoderma lucidum thinning crown of infected tree
4824082 Phytophthora root and crown rots Phytophthora spp. Infected roots growing in poorly drained nursery beds.
4824084 Cylindrocladium root diseases Cylindrocladium spp. Black microsclerotia fruiting bodies on the roots of infected seedlings.
4824085 Cylindrocladium root diseases Cylindrocladium spp. Black microsclerotia fruiting bodies on the roots of infected seedlings.
4824086 Pythium diseases Pythium spp. Scorched leaves of infected seedlings.
4824087 charcoal rot Macrophomina phaseolina Marginal leaf necrosis.

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