Cornell University Plant Disease Diagnostic Clinic Diagnostic Review Report
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1 Time Period Report for August 20 th through August 26 th, 2013 Acer palmatum Maple Additional Sample Requested (Identification Analysis) Acer saccharum Sugar Maple Crown and Root Rot (Phytophthora sp./spp.) Acer saccharum Sugar Maple Root Damage (Abiotic disorder) Cornus kousa Cornus kousa Dogwood Dogwood Not Pathogen; Saprophyte (Secondary Agents; Saprophytes; Unspecif.) Spider Mites (Family Tetranychidae) Cornus sp./spp. Dogwood Moisture Stress (Abiotic disorder) Cornus sp./spp. Dogwood Not Pathogen; Saprophyte (Secondary Agents; Saprophytes; Unspecif.) Cornus sp./spp. Dogwood Transplant Shock; Stress (Abiotic disorder) Fagus sylvatica atropunicea Fagus sylvatica atropunicea Fagus sylvatica atropunicea Copper Beech Additional Sample Requested (Identification Analysis) Copper Beech No Specified Pathology (Fusarium sp./spp.) Copper Beech Unspecified Pathology (Phytophthora sp./spp.)
2 Glycine max 'edamame' Glycine max 'edamame' Edamame soybean Edamame soybean Low Soil Moisture (Abiotic disorder) Soybean Frogeye Leaf Spot (Cercospora sojina) Helianthus sp./spp. Sunflower Bacterial Leaf Spot (Pseudomonas syringae) Helianthus sp./spp. Sunflower Fusarium Wilt (Fusarium oxysporum) Juglans nigra Black Walnut Fusarium Canker (Haematonectria (ana. Fusarium) haematococca (solani)) Juglans nigra Black Walnut Thousand Cankers Disease (Geosmithia morbida) Juniperus sp./spp. Juniper Rust (Gymnosporangium sp./spp.) Juniperus sp./spp. Juniper Unknown Abiotic Disorder (Abiotic disorder) Lactuca sativa Lettuce Insect Damage (Unidentified Insect) Lactuca sativa Lettuce Mechanical Damage (Abiotic disorder) Lactuca sativa Lettuce Not Pathogen; Saprophyte (Secondary Agents; Saprophytes; Unspecif.) Lycopersicon sp./spp. Tomato Buckeye Rot (Phytophthora sp./spp.)
3 Lycopersicon sp./spp. Lycopersicon sp./spp. Tomato Tobacco Mosaic (Tobacco Mosaic Virus (TMV)) Tomato Unknown Abiotic Disorder (Abiotic disorder) Ocimum basilicum Sweet basil Downy Mildew (Peronospora belbahrii) Paeonia suffruticosa Paeonia suffruticosa Tree Peony Anthracnose Stem Blight (Colletotrichum sp./spp.) Tree Peony Leaf Blotch; Leaf Spot (Cladosporium sp./spp.) Pinus sp./spp. Pine Eriophyid Mites (Family Eriophyidae) Pinus sp./spp. Pine Not Pathogen; Saprophyte (Secondary Agents; Saprophytes; Unspecif.) Pinus sp./spp. Pine Unknown Abiotic Disorder (Abiotic disorder) Pinus strobus Eastern White pine White Pine Blister Rust (Cronartium ribicola) Pseudotsuga menziesii Douglas-fir No Pathogen Found (Identification Analysis)
4 Pseudotsuga menziesii Douglas-fir Root Damage (Abiotic disorder) Quercus falcata Red Oak Armillaria Root Rot (Armillaria (Armillariella) sp./spp.) Quercus falcata Red Oak Crown and Root Rot (Phytophthora sp./spp.) Quercus falcata Red Oak Root Damage (Abiotic disorder) Quercus falcata Red Oak Wood Decay Fungus (Unidentified Fungus) Quercus sp./spp. Oak Leaf Spot (Tubakia dryina) Quercus sp./spp. Oak Oak Twig Canker and Dieback (Botryosphaeria (ana. Dothiorella) quercuum (quercina)) Quercus sp./spp. Oak Unknown Abiotic Disorder (Abiotic disorder) Solanum tuberosum Solanum tuberosum Solanum tuberosum Potato Brown Spot (Alternaria alternata (tenius)) Potato Potato Flea Beetle (Epitrix cucumeris) Potato Potato Leafhopper (Empoasca fabae) Tsuga canadensis Eastern Scale Insects (Order homoptera)
5 Tsuga canadensis Eastern Sooty Mold (Unidentified Fungus) Tsuga canadensis Eastern Unknown Abiotic Disorder (Abiotic disorder) Tsuga diversifolia Tsuga diversifolia Tsuga diversifolia Tsuga seiboldii Tsuga seiboldii Tsuga seiboldii Northern Northern Northern Southern Southern Southern Scale Insects (Order homoptera) Sooty Mold (Unidentified Fungus) Unknown Abiotic Disorder (Abiotic disorder) Scale Insects (Order homoptera) Sooty Mold (Unidentified Fungus) Unknown Abiotic Disorder (Abiotic disorder)
6 Vaccinium sp./spp. Blueberry Phytophthora Crown: Root and/or Stem Rot (Phytophthora sp./spp.) Vaccinium sp./spp. Blueberry Root Damage (Abiotic disorder)
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