'The Chinese & Siberian elms are resistant to this fungal disease, but the American elm isn't'
Dutch elm disease
GEE, I'M A TREE: The Chinese & Siberian elms are resistant to this fungal disease, but the American elm isnt
The Chinese & Siberian elms are resistant to this fungal disease, but the American elm isn't
The Chinese & Siberian elms are resistant to this fungal disease, but the American elm isn't
GEE, I'M A TREE
Dutch elm disease
GEE, I'M A TREE