| Problem | Publication |
Theodor D. Leininger, USDA Forest
Service, Bugwood.org
| Canker
(Botryosphaeria) | Canker Sampling of Trees and Woody Ornamentals |
Elizabeth Bush, Virginia Polytechnic
Institute and State University, Bugwood.org
| Environmental
(Winter Drying) | Leaf Scorch and Winter Drying of Woody Plants |
Edward L. Barnard, Florida Department
of Agriculture and Consumer Services,
Bugwood.org
| Parasitic
(Leaf Spot) | Algal Leaf Spot of Southern Magnolia |
Dr Parthasarathy Seethapathy, Tamil
Nadu Agricultural University, Bugwood.org
| Powdery Mildew
(Oidium) | Powdery Mildew |
USDA Forest Service - Northeastern
Area, USDA Forest Service, Bugwood.org
| Wilt
(Verticillium) | Verticillium Wilt of Woody Plants |
Chazz Hesselein, Alabama Cooperative
Extension System, Bugwood.org
| Poplar
Weevil | Yellow-poplar Weevil |
William Fountain, University of Kentucky,
Bugwood.org
| Scale | Magnolia Scale |
