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European Pear - Wikipedia, the free encyclopedia
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Involvement of an oxidative burst, usually related to incompatible plant/pathogen interactions leading to hypersensitive reactions, was investigated with Erwinia amylovora, the causal agent of fire blight of Maloideae subfamily of Rosaceae, in interaction with pear (Pyrus communis; ... The Medscape Journal ... In pear leaves,
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Three triterpenoids were isolated from the stem bark of Pyrus communis Linn. ... Three triterpenoids were isolated from the stem bark of Pyrus communis Linn. and identified as lup-20(29)-ene-3alpha, 27-diol (1), lup-20(29)-ene-3alpha-ol (2) and lup-20(29)-ene-3alpha, 28-diol (3) on the basis of spectral and chemical analysis.
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Often planted in orchards, the familiar pear tree is a small-medium sized tree from Eurasia. It persists after cultivation and occasionally escapes. ... Unlike the Callery (Bradford) Pear (Pyrus calleryana), Common Pear is not an invasive pest species.
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Whole tree Jump to: Bark Twig Leaf Flower Fruit ... Pyrus communis ; Family: Rosaceae; Common name: common pear;; View images, U.S. range map, and classification at PLANTS.USDA.GOV; ... Pyrus communis - Whole tree - common pear...
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Best grown in well-drained humusy loams with medium moisture in full sun. More tolerant of heavy clays that many other types of fruit tree. Plant two or more varieties for best cross-pollination. Early spring flowers may ... P. communis is sometimes used as a collective name for all pear cultivars grown for their fruit.
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Pyrus communis.jpg; 312,276 bytes; ... Article: Pyrus communis ... Pyrus communis cultivars (104 F...
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