Other Diseases of Fruit Trees
|
Fruit Trees
|
| Host |
Disease |
Pathogen |
Occurrence |
| Apple |
Apple scab
Bitter pit
Blister bark
Crown gall
Crown rot/collar rot
Fire blight
Jonathan spot
Perennial canker
Powdery mildew
|
Venturia inaequalis (F)
physiological (A)
genetic (A)
Agrobacterium tumefaciens(B)
Phytophthora cactorum (F)
Erwinia amylovora (B)
Calcium deficiency (A)
Cytospora sp. (F)
Podosphaera leucotricha (F) |
Occasional
Widespread
Occasional
Widespread
Widespread
Widespread
Widespread
Widespread
Widespread |
| Apricot |
Bacterial canker
Blossom& twig blight; brown rot
Coryneum blight or shothole
Crown gall
Crown rot/collar rot
Powdery mildew
Prunus ring spot |
Pseudomonas syringae (B) Monilinia spp. (F)
Wilsonomyces carpophilus (F) Agrobacterium tumefaciens (B)
Phytophthora spp. (F)
Sphaerotheca pannosa (F)
virus |
Widespread
Occasional
Widespread
Widespread
Occasional
Occasional
Occasional |
| Cherry |
Bacterial blight
Coryneum blight
Crown gall
Crown rot/collar rot
Deep suture
Cherry leafspot
Lesion nematode
Perennial canker
Powdery mildew
Prunus ring spot
Rugose mosaic
Sour cherry yellows
Wilt
Western X |
Pseudomonas syringae (B)
Wilsonomyces carpophilus (F)
Agrobacterium tumefaciens (B)
Phytophthora spp. (F)
genetic (A)
Blumeriella jaapii (F)
Pratylenchus spp.
Cytospora sp. (F)
Podosphaera oxycanthae (F)
virus
virus
virus
Verticillium dahliae (F)
phytoplasma |
Occasional
Occasional
Widespread
Widespread
Occasional
Salt Lake(rare)
Occasional
Widespread
Widespread
Widespread
Utah
Widespread
Occasional
Northern Utah |
Peach and
nectarine |
Brown rot
Coryneum blight or
shothole
Crown gall
Leaf curl
Perennial canker
Powdery mildew
Rusty spot
Silver leaf
Wilt |
Monilinia fructicola (F)
Wilsonomyces carpophilus (F)
Agrobacterium tumefaciens (B)
Taphrina deformans (F)
Cytospora sp. (F)
Sphaerotheca pannosa (F)
Podosphaera leucotricha (F)
Stereum purpureum (F)
Verticillium dahliae (F)
|
Rare
Widespread
Widespread
Rare
Widespread
Occasional
Occasional
Rare
Occasional
|
| Pear |
Fire blight
Pear decline
Perennial canker
Powdery mildew |
Erwinia amylovora (B)
phytoplasma
Cytospora sp. (F)
Podosphaera leucotricha (F) |
Widespread
Utah
Widespread
Occasional |
| Plum/prune |
Crown gall
Perennial canker
Plum pockets
Prunus ring spot |
Agrobacterium tumefaciens (B)
Cytospora sp. (F)
Taphrina pruni (F)
virus |
Widespread
Widespread
Rare
Occasional |