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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 .
Often referred to as the Bradford pear, Callery pear (Pyrus calleryana) is a species native to much of China and a few other small pockets across Asia. The species was first introduced into the US ...
Some trees may be rejuvenated by pollarding – for example, Bradford pear (Pyrus calleryana 'Bradford'), a flowering species that becomes brittle and top-heavy when older. [citation needed] Oaks, when very old, can form new trunks from the growth of pollard branches; that is, surviving branches which have split away from the main branch naturally.
The Bradford pear (Pyrus calleryana 'Bradford') is widespread as an ornamental tree in North America, where it has become invasive in regions. [39] [40] [41] It is also used as a blight-resistant rootstock for Pyrus communis fruit orchards. [38] [39] The Willow-leaved pear (Pyrus salicifolia) is grown for its silvery leaves, flowers, and its ...
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.
Background Chlorine and caustic soda are produced at chlor-alkali plants using mercury cells or the increasingly popular membrane technology that is mercury free and more energy-
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.
(The Center Square) – Evacuation orders because of wildfires have ended in the North Carolina mountains where Hurricane Helene did damage 18 weeks ago. McDowell County Emergency Management said ...