Threats to biological diversity 3: Exotic Species. Lecturer: James Reeler Material by: Sam Hopkins & Vanessa Couldridge. BCB 341: Principles of Conservation Biology. Introduction. Invasion by alien species can have a significant impact on biodiversity
Lecturer: James Reeler
Material by: Sam Hopkins & Vanessa Couldridge
BCB 341: Principles of
Map of Historical Range of Castanea dentata (Saucier, 1973)
“… the most valuable and usable tree that ever grew in the Eastern United States.”
active growth & sporulation
Instead of sunken diffuse cankers, surviving ever experienced by this nation” European chestnuts had swollen cankers with evidence of "healing" along the margins.