List of hop diseases
Encyclopedia
Bacterial diseases
| Bacterial diseases |
|
|---|---|
| Bacterial disease | Corynebacterium sp. |
| Crown gall | Agrobacterium tumefaciens Agrobacterium tumefaciens Agrobacterium tumefaciens is the causal agent of crown gall disease in over 140 species of dicot. It is a rod shaped, Gram negative soil bacterium... |
Fungal diseases
| Fungal diseases |
|
|---|---|
| Alternaria cone disorder | Alternaria alternata Alternaria alternata Alternaria alternata has been recorded causing leaf spot and other diseases on over 380 host species. It is opportunistic pathogen on numerous hosts causing leaf spots, rots and blights on many plant parts... Alternaria tenuis |
| Armillaria root rot (shoestring root rot) | Armillaria mellea Armillaria mellea Armillaria mellea is a plant pathogen and a species of Honey fungus. It causes Armillaria root rot in many plant species. The mushrooms are edible but some people may be intolerant to them. The fungus produces mushrooms around the base of trees it has infected... Rhizomorpha subcorticalis Rhizomorpha subcorticalis Rhizomorpha subcorticalis is a fungus that is a plant pathogen that causes root rot in several species, including strawberries and avocado.- External links :* *... [anamorph] |
| Black root rot | Phytophthora citricola Phytophthora citricola Phytophthora citricola is a plant pathogen. It was first described by Sawada in 1927 when it was isolated from orange trees in present-day Taiwan. It has since been found causing disease on a wide variety of plants and is considered to be cosmopolitan.... Phytophthora cactorum var. applanata |
| Canker | Fusarium sambucinum Gibberella pulicaris Gibberella pulicaris Gibberella pulicaris is a plant pathogen.- External links :* *... [teleomorph] |
| Downy mildew | Pseudoperonospora humuli Pseudoperonospora humuli Pseudoperonospora humuli is a plant pathogen that causes downy mildew on hops and hemp.- External links :* *... |
| Gray mold | Botrytis cinerea Botrytis cinerea Botrytis cinerea is a necrotrophic fungus that affects many plant species, although its most notable hosts may be wine grapes. In viticulture, it is commonly known as botrytis bunch rot; in horticulture, it is usually called grey mould or gray mold.The fungus gives rise to two different kinds of... Botryotinia fuckeliana Botryotinia fuckeliana Botryotinia fuckeliana is a plant pathogen, and the causal agent of gray mold disease.The specific epithet was named by mycologist Heinrich Anton de Bary in honor of another mycologist, Karl Wilhelm Gottlieb Leopold Fuckel.... [teleomorph] |
| Leaf spots | Septoria humuli Septoria humuli Septoria humuli is a fungal plant pathogen.- External links :* * Category:Septoria... Cercospora cantuariensis Cercospora cantuariensis Cercospora cantuariensis is a fungal plant pathogen.- External links :* *... |
| Phoma wilt | Phoma herbarum Phoma herbarum Phoma herbarum is a fungal plant pathogen.- External links :* *... |
| Powdery mildew | Sphaerotheca macularis Sphaerotheca humuli |
| Rosellinia root rot (Dematophora root rot) | Rosellinia necatrix Rosellinia necatrix Rosellinia necatrix is a plant pathogen.- External links :* *... Dematophora necatrix [anamorph] |
| Sclerotinia wilt | Sclerotinia sclerotiorum Sclerotinia sclerotiorum Sclerotinia sclerotiorum is a plant pathogenic fungus and can cause a disease called white mold if conditions are correct. S. sclerotiorum can also be known as cottony rot, watery soft rot, stem rot, drop, crown rot and blossom blight... |
| Verticillium wilt | Verticillium albo-atrum Verticillium albo-atrum Verticillium albo-atrum is a plant pathogen.-External links:* *... Verticillium dahliae Verticillium dahliae Verticillium dahliae is a fungal plant pathogen. It causes verticillium wilt in many plant species, causing leaves to curl and discolor. It may cause death in some plants.- External links :* *... |
Miscellaneous diseases and disorders
| Miscellaneous diseases and disorders |
|
|---|---|
| Aphid blight (hop aphid) | Phorodon humuli |
| Chlorotic disease | Undetermined |
| Red spider (two-spotted spider mite) | Tetranychus urticae |
| Small hop | Undetermined |
| Sooty mold | Several fungal species including Cladosporium spp. (surface molds only, not pathogens) |
| Weevil, clay colored | Otiorhynchus singularis |
Nematodes, parasitic
| Nematodes, parasitic |
|
|---|---|
| Cyst (eelworm) | Heterodera humuli Heterodera humuli Heterodera humuli is a plant pathogenic nematode, the hop cyst nematode. It is an obligate parasite and infests hop plants, Humulus lupulus.-Description:... |
| Dagger | Xiphinema diversicaudatum Xiphinema americanum Xiphinema americanum Xiphinema americanum is a plant pathogenic nematode. It is one of many species that belongs to the genus Xiphinema. It was first described by N. A. Cobb in 1913, who found it on both sides of the United States on the roots of grass, corn, and citrus trees. Not only is Xiphinema americanum known to... |
| Root-knot | Meloidogyne hapla Meloidogyne incognita Meloidogyne incognita The Meloidogyne incognita is a nematode, a type of roundworm, in the family Heteroderidae. It is an important plant parasite classified in parasitology as a root-knot nematode, as it prefers to attack the root of its host plant.... Meloidogyne javanica Meloidogyne javanica Meloidogyne javanica is a plant pathogenic nematode. It is one of the tropical Root-knot Nematodes and a major agricultural pest in many countries. Meloidogyne javanica reproduces by obligatory mitotic parthenogenesis .- External links :*... |
Virus and viroid diseases
| Virus and viroid diseases |
|
|---|---|
| American hop latent | American hop latent virus American hop latent virus American hop latent virus is a plant pathogenic virus of the family Flexiviridae.-External links:**A latent virus first injects its hereditary material into the cell using the host cell. Then the hereditary material of the virus mixes with the DNA of the cell. After all that happens, the cell... |
| Hop latent | Hop latent virus Hop latent virus Hop latent virus is a plant pathogenic virus.-External links:**... Hop latent viroid |
| Hop mosaic | Hop mosaic virus Hop mosaic virus Hop mosaic virus is a pathogenic plant virus.-External links:**... Hop stunt viroid |
| Nettlehead | Arabis mosaic virus Arabis mosaic virus Arabis mosaic virus is a plant pathogenic virus of the family Comoviridae.-External links:**... |
| Ringspot | Prunus necrotic ringspot virus Prunus necrotic ringspot virus Prunus necrotic ringspot virus is a plant pathogenic virus of the family Bromoviridae. It is known to attack cherry trees among others. In the cherry tree it results in lower yields, and if concurrent with cherry leaf roll virus, results in a rapid decline.-External links:**... |
| Split leaf blotch | Arabis mosaic virus Arabis mosaic virus Arabis mosaic virus is a plant pathogenic virus of the family Comoviridae.-External links:**... |