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Evans Cherry. The Evans Cherry also sold under the name 'Bali', is a sour cherry (Prunus cerasus) cultivar rediscovered in an old orchard near Edmonton, Alberta, Canada. Cherries had not been considered viable in the harsh climate of the Canadian prairies, yet the specimen, discovered by Ieuan Evans, had been growing there since the 1920s.
Fire blight. Fire blight, also written fireblight, is a contagious disease affecting apples, pears, and some other members of the family Rosaceae. It is a serious concern to apple and pear producers. Under optimal conditions, it can destroy an entire orchard in a single growing season.
Cryphonectria parasitica is a parasitic fungus of chestnut trees. This disease came to be known as chestnut blight. Naturally found in South East Asia, accidental introductions led to invasive populations of C. parasitica in North America and Europe. In the first half of the 20th century, the fungal disease had a devastating economic and social ...
Septoria padi (Lib.) Thüm. (1874) Cherry leaf spot (Blumeriella jaapii) is a fungal disease which infects cherries and plums. Sweet, sour, and ornamental cherries are susceptible to the disease, being most prevalent in sour cherries. The variety of sour cherries that is the most susceptible are the English morello cherries.
This article is a list of diseases of black walnuts (Juglans nigra). Bacterial diseases. Bacterial diseases; Bacterial blight Xanthomonas juglandis: Fungal diseases ...
It grows 5–15 metres (16–49 feet) tall and 10–51 centimetres (4–20 inches) in diameter. Trees up to 30 m (98 ft) tall have been found growing in the southern Appalachians, with the largest found on the western slopes of the Great Smoky Mountains. Its foliage is thin, [5] with leaves 4–11 cm (– in) long and 1–4.5 cm (– in) wide.
Significant variation in symptoms is seen between diseases, though some symptoms are expressed across species. On a macroscopic scale, plants infected with a X. fastidiosa-related disease exhibit symptoms of water, zinc, and iron deficiencies, [27] manifesting as leaf scorching and stunting in leaves turning them yellowish-brown, gummy substance around leaves, [27] fruit reduction in size and ...
Blight is a rapid and complete chlorosis, browning, then death of plant tissues such as leaves, branches, twigs, or floral organs. [1] Accordingly, many diseases that primarily exhibit this symptom are called blights. Several notable examples are: [citation needed]