Search results
Results from the WOW.Com Content Network
Rust, Kern's pear Gymnosporangium kernianum. Rust, Pacific Coast pear Gymnosporangium libocedri. Rust, pear trellis (European pear rust) Gymnosporangium fuscum. Rust, Rocky Mountain pear Gymnosporangium nelsonii. Side rot Phialophora malorum. Silver leaf Chondrostereum purpureum. Sooty blotch Gloeodes pomigena. Thread blight (Hypochnus leaf blight)
Pyrus pyraster (syn. Pyrus communis subsp. pyraster), also called European wild pear, is a species of pear of the family Rosaceae. This wild pear and Pyrus caucasica (syn. P. communis subsp. caucasica ) are thought to be the ancestors of the cultivated European pear ( Pyrus communis subsp. communis ).
Gymnosporangium sabinae is a species of rust fungus in the subdivision Pucciniomycotina.Known as pear rust, European pear rust, or pear trellis rust, it is a heteroecious plant pathogen with Juniperus sabina (savin juniper) as the main primary host and Pyrus communis (common pear) as the main secondary host.
Bosc Pear, from The Pears of New York (1921) by Ulysses Prentiss Hedrick [1] The Beurré Bosc or Bosc is a cultivar of the European pear (Pyrus communis), originally from France or Belgium. Also known as the Kaiser, it is grown in Europe, Australia, British Columbia and Ontario, Canada, and the U.S. states of California, Washington, and Oregon.
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.
Pyrus communis, the common pear, is a species of pear native to central and eastern Europe, and western Asia. [ 3 ] It is one of the most important fruits of temperate regions, being the species from which most orchard pear cultivars grown in Europe , North America , and Australia have been developed.
The D'Anjou pear, sometimes referred to as the Beurré d'Anjou or simply Anjou, is a short-necked cultivar of European pear. The variety was originally named 'Nec Plus Meuris' in Europe and the name 'Anjou' or 'd'Anjou' was erroneously applied to the variety when introduced to America and England.
The shipova, scientific name × Pyraria irregularis, synonyms including × Sorbopyrus irregularis, is a hybrid of the European pear (Pyrus communis) and the common whitebeam (Aria edulis). [1] It is a small to medium-sized tree growing to 10–18 m tall [ 2 ] (or 4–6 m on dwarfing rootstock [ 3 ] [ 4 ] ), with deciduous oval leaves 7–11 cm ...