Spruce

	Problem	Publication
Joseph OBrien, USDA Forest Service, Bugwood.org	Environmental (Stress)	Stress and Decline in Woody Plants
Paul Bachi, University of Kentucky Research and Education Center, Bugwood.org	Needle Blight (Dothistroma/Mycosphaerella pini)	Dothistroma Needle Blight of Pine
Paul Bachi, University of Kentucky Research and Education Center, Bugwood.org	Needle Blight (Stigmina)	Common Diseases of Spruce in Kentucky
USDA Forest Service - North Central Research Station, USDA Forest Service, Bugwood.org	Needle Cast (Phytophthora)	Common Diseases of Spruce in Kentucky
Penn State Department of Plant Pathology & Environmental Microbiology Archives, Penn State University, Bugwood.org	Root Rot (Phytophthora)	Common Diseases of Spruce in Kentucky
William Fountain, University of Kentucky, Bugwood.org	Bagworm	Bagworms on Landscape Plants
Ward Strong, BC Ministry of Forests, Bugwood.org	Spider Mite	Spider Mites on Landscape Plants
Minnesota Department of Natural Resources - FIA, Minnesota Department of Natural Resources, Bugwood.org	Environmental (Winter Drying)	Leaf Scorch and Winter Drying of Woody Plants