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Tree Fruit and Small Fruit Disease Factsheets

| Apple and Pear | Peach and Nectarine | Cherry | Plum | Strawberry |
| Raspberry and Blackberry | Blueberry | Currant and Gooseberry |


Introduction - The Tree Fruit & Berry Pathology factsheet collection is exactly that: a collection of factsheets from University programs throughout the United States. Although efforts could have been funneled in to increasing our own factsheet series, it would only serve to duplicate the efforts that others have gone through in creating excellent factsheets. Based on our experience here in NY, we selected factsheets from 6 University programs: Cornell (COR), West Virginia University (WVU), Ohio State University (OSU), Pennsylvania State University (PSU), Oregon State University (OrST), and University of California at Davis (UCD). We tried to select a diverse set of factsheets that represent most of the diseases growers are likely to encounter in their fields or hear about through various sources. If you are uncertain of the identity of the disease, you may try your luck at keying out the disease using the Diagnostic Keys to Tree Fruit Diseases for deciduous tree fruit diseases or the Berry Diagnostic Tool for berry crop diseases.


Apple and Pear Disease Factsheets


DISEASE COR WVU OSU PSU OrST UCD
Alternaria Leaf Blotch   html        
Apple Anthracnose         html  
Apple Mosaic Virus   html     html  
Apple Proliferation         html  
Apple Scab html html html html html html
Apple Topworking Disease         html  
Apple Union Necrosis   html   html html  
Armillaria Root Rot           html
Bitter Pit         html  
Bitter Rot   html html html    
Blister Spot   html        
Black Pox   html        
Black Rot   html html html    
Blue Mold   html   html    
Brooks Fruit Spot   html   html    
Bull's Eye Rot         html  
Burr Knot         html  
Cedar Apple Rust pdf html html html    
Crown Gall     html html html  
Fabraea Leaf Spot   html   html    
Fire Blight pdf html html html html html
Flat Apple Disease         html  
Fly Speck pdf html html html    
Green Crinckle Disease         html  
Mucor Rot       html    
Necrotic Leaf Blotch   html html   html  
Nectria Canker   html     html html
Nectria Twig Blight   html   html html  
Nematode, Dagger         html  
Nematode, Root Lesion         html  
Pear Blossom Blast         html html
Pear Decline         html html
Pear Scab   html   html html html
Pear Vein Yellows         html  
Perennial Canker         html  
Phytophthora Root Rot pdf html html html html html
Powdery Mildew pdf html html html html html
Quince Rust   html html html    
Replant Disease         html  
Rubbery Wood and Flat Limb         html  
Russeting         html  
Scar Skin and Dapple Apple         html  
Sooty Blotch pdf html html html    
Southern Blight   html        
Stony Pit   html   html html  
White Rot   html html html    
Wood Rots   html        
X-Spot   html        


Peach Disease Factsheets

| Apple and Pear | Cherry | Plum | Strawberry | Raspberry and Blackberry |
| Blueberry | Currant and Gooseberry |


DISEASE COR WVU OSU PSU OrST UCD
Anthracnose   html   html    
Armillaria Root Rot           html
Bacterial Spot   html html html    
Brown Rot pdf html html html html html
Crown Gall     html html html html
Fusicoccum Canker   html        
Nematodes         html  
Peach Leaf Curl   html html html html html
Peach Scab   html html html    
Perennial Canker pdf html   html html  
Phytophthora Root Rot pdf   html     html
Plum Pockets       html    
Plum Pox Virus   html   pdf html  
Powdery Mildew   html   html html html
Prunus Stem Pitting Virus   html   html    
Rhizopus fruit Rot   html   html    
Rusty Spot       html    
Shothole         html html
Verticillium Wilt         html  
X-Disease   html html   html  
Yellows   html        


Cherry Disease Factsheets

| Apple and Pear | Peach and Nectarine | Plum | Strawberry |
| Raspberry and Blackberry | Blueberry | Currant and Gooseberry |


DISEASE COR WVU OSU PSU OrST UCD
Armillaria Root Rot         html html
Bacterial Canker   html   html html html
Black Knot pdf html html html html  
Brown Rot pdf html html html html  
Cherry Leaf Spot   html html html html  
Cherry Mottle Leaf         html  
Cherry Twisted Leaf         html  
Crinckle Leaf & Deep Suture         html  
Crown Gall     html   html html
Nematode, Dagger         html  
Nematode, Root Lesion         html  
Phytophthora Root Rot pdf   html   html html
Powdery Mildew   html     html html
Prune Dwarf Virus         html  
Prunus Nercrotic Ringspot Virus   html     html  
Rasp Leaf Virus         html  
Replant Disease         html  
Ripe Fruit Rot           html
Rosette         html  
Silver Leaf         html  
Sour Cherry Yellows         html  
Stem Pitting         html  
Verticillium Wilt         html  
X-Disease         html  


Plum Disease Factsheets

| Apple and Pear | Peach and Nectarine | Cherry | Strawberry |
| Raspberry and Blackberry | Blueberry | Currant and Gooseberry |


DISEASE COR WVU OSU PSU OrST UCD
Bacterial Spot   html html html    
Black Knot pdf html html html    
Brown Line or Constriction Disease   html        
Brown Rot pdf html html html html html
Crown Gall     html   html html
Phytophthora Root Rot pdf   html     html
Plum Pockets       html    
Plum Pox Virus   html   pdf html  
Powdery Mildew           html
Prune Dwarf Virus   html        


Strawberry Disease Factsheets

| Apple and Pear | Peach and Nectarine | Cherry | Plum |
| Raspberry and Blackberry | Blueberry | Currant and Gooseberry |


DISEASE COR WVU OSU PSU OrST UCD
Angular Leaf Spot html     html   html
Anthracnose html   html     html
Black Root Rot     html html html  
Botrytis Fruit Rot pdf   html html html html
Leaf Blight     html html    
Leaf Scorch html   html html html  
Leaf Spot html   html html html html
Leather Rot pdf   html html   html
Mucor Fruit Rot           html
Nematode, Dagger         html  
Nematode, Root Lesion         html  
Phythophthora Crown Rot           html
Powdery Mildew         html html
Red Stele pdf   html html html html
Rhizopus Fruit Rot           html
Verticllium Wilt     html   html html
Viruses         html  


Raspberry and Blackberry Disease Factsheets

| Apple and Pear | Peach and Nectarine | Cherry | Plum | Strawberry |
| Blueberry | Currant and Gooseberry |


DISEASE COR WVU OSU PSU OrST UCD
Anthracnose     html html html  
Armillaria Root Rot         html html
Botrytis Fruit Rot     html html html html
Bushy Dwarf Virus         html  
Cane Blight     html   html  
Cladosporium Rot           html
Crown Gall     html html html  
Downy Mildew         html html
Late Leaf Rust     html      
Nematode, Dagger         html  
Nematode, Root Lesion         html  
Orange Rust     html html html html
Phytophthora Root Rot     html html html html
Powdery Mildew       html html  
Pseudomonas Blight         html  
Raspberry Leaf Spot           html
Septoria Leaf Spot         html  
Spur Blight     html   html  
Tomato Ringspot Virus         html  
Verticillium Wilt     html   html  
Virus Diseases       html html  


Blueberry Disease Factsheets

| Apple and Pear | Peach and Nectarine | Cherry | Plum | Strawberry |
| Raspberry and Blackberry | Currant and Gooseberry |


DISEASE COR WVU OSU PSU OrST UCD
Alternaria Fruit Rot         html  
Anthracnose (Ripe Rot)         html  
Bacterial Canker         html  
Botryosphaeria Stem Canker         html  
Botrytis Blight         html  
Crown Gall     html   html  
Fusicoccum Canker         html  
Mummyberry pdf   html   html  
Nematode, Dagger         html  
Nematode, Root Lesion         html  
Phomopsis Twig Blight       html html  
Phytophthora Root Rot         html  
Scorch         html  
Shock         html  
Virus Diseases         html  


Currant and Gooseberry Disease Factsheets

| Apple and Pear | Peach and Nectarine | Cherry | Plum | Strawberry |
| Raspberry and Blackberry | Blueberry |


DISEASE COR WVU OSU PSU OrST UCD
Anthracnose (Leaf Spot)         html  
Powdery Mildew         html  
White Pine Blister Rust     html   html  


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Tree Fruit and Berry Pathology
New York State Agricultural Experiment Station
Geneva, New York 14456
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