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Black spot (of Japanese pear) Alternaria alternata. Blister canker Helminthosporium papulosum. Blister disease Coniothecium chomatosporum: Blue mold rot Penicillium spp. Penicillium expansum. Botrytis spur and blossom blight Botrytis cinerea Botryotinia fuckeliana [teleomorph] Brown rot Monilinia fructicola Monilinia laxa. Cladosporium fruit rot
Pyrus calleryana, also known as the Callery pear or Bradford pear, is a species of pear tree native to China and Vietnam, [2] in the family Rosaceae. It is most commonly known for its cultivar 'Bradford' and its offensive odor, widely planted throughout the United States and increasingly regarded as an invasive species .
Pyrus pyrifolia is a species of pear tree native to southern China and northern Indochina that has been introduced to Korea, Japan and other parts of the world. [1] The tree's edible fruit is known by many names, including Asian pear, [2] Persian pear, Japanese pear, [2] Chinese pear, [2] [3] Korean pear, [4] [5] [6] Taiwanese pear, apple pear, [7] zodiac pear, three-halves pear, papple ...
The Callery pear, or Bradford pear, is one of those vampires. Over the years, Callery pear (Pyrus calleryana) has become one of the most widely planted ornamental trees in the US. But over that ...
Russet apple pear National Institute of Fruit Tree Science, Japan: c. 1959: the most important cultivar in Japan), [168] [169] ('Russet pears')Pyrus pyrifolia subsp. culta Cider, cooking, eating 120–130 La France [170] Vienne, Isere, France: 1864: Lategale: Laxton's Superb [171] [172] England: Raised 1901, Introduced 1913, Introduced in US 1937
Mar. 29—The State of Indiana Cooperative Invasives Management is cautioning against the use of ornamental pear trees in landscaping due to it being an invasive plant species.
The Venturia inaequalis pathogen is a fungal organism that produces similar symptoms across a range of woody hosts. These include the common pear (Pyrus spp.), firethorn (Pyracantha spp.), mountain ash (Sorbus spp.), and most notably both commercial apples along with ornamental crabapples (Malus spp.). [8]
Pages in category "Pear tree diseases" The following 21 pages are in this category, out of 21 total. This list may not reflect recent changes. * List of pear diseases; C.