This fruit is an important plant material for research of the chemical composition and antioxidant activities, because it has excellent flavor and drought-resistance capability and the fine disease-resistant characteristic. The tree's edible fruit is known by many names, including: Asian pear, Japanese pear, Chinese pear, Korean pear, Taiwanese pear, apple pear, zodiac pear, three-halves pear, papple and sand pear. “Ruaner” pear (Pyrus ussuriensis Maxim.) but little is known about BR biosynthesis in woody fruits such as pear. Recent molecular genetic evidence confirms some relationship to the Siberian pear (Pyrus ussuriensis), but it can also be classified as a subspecies of the Chinese pear Pyrus pyrifolia.Along with cultivars of P. pyrifolia and P. ussuriensis, the fruit is also called the nashi pear. PcDWF1, which had a significantly lower level of expression in the dwarf-type pear than in the standard-type pear, was cloned for further analysis. Cultivated Varieties McDermand Pear (Pyrus ussuriensis … are important temperate fruit trees. Although Japanese pear cultivars had a simple genetic structure, Chinese and Korean pear cultivars were admix- ures of Japanese pear and native P . An expectation value cutoff less than 1e-9 was used for the NCBI nr (Release 2018-05) and 1e-6 for the Arabidoposis proteins (Araport11), UniProtKB/SwissProt (Release 2019-01), and UniProtKB/TrEMBL … ovoidea.Leaves roundish ovate to obovate-oblong, 2 to 4 in. ex Pojark. Pyrus ussuriensis is naturally distributed in Northeast China. Results: In this study, we found that applying exogenous brassinolide (BL) could significantly increase the stem growth and rooting ability of Pyrus ussuriensis. Habit/ Form: Dense, rounded. Homology of the Pyrus ussuriensis x communis Zhongai 1 genome v1.0 proteins was determined by pairwise sequence comparison using the blastp algorithm against various protein databases. Botanical name: Pyrus ussuriensis Height 40 feet Type Deciduous. Answer: No, which contributes 0 points to the total PRE score. ovoidea Rehder (J. Arnold Arbor. Pyrus ussuriensis Maxim.. Synonyms: P. sinensis Decne., not Lindl. belongs to the genus Pyrus and has been planted in Northern China (Cao, Tian, Gao, & Liu, 2012). Two new lignan glycosides, ussuriensislignan A (1) and ussuriensislignan B (2), together with seventeen known compounds (3-19), were isolated from the fruits of Pyrus ussuriensis. fruits were found in lacustrine deposits in Switzerland and Italy [ ]. Korean J Med Crop Sci 7(4):303–307 Google Scholar. (4) Wachs Wu X et al, Chemical Composition and Crystal Morphology of Epicuticular Wax in Mature Fruits of 35 Pear (Pyrus spp.) Own work assumed (based on copyright claims). Home (current) EU legislation Official bodies ... Pyrus ussuriensis Maxim. The Callery pear, esp. Author: No machine-readable author … The result indicated that The extracts of P. ussuriensis Maxim were revealed to have anti‐oxidative and antiproliferative effects against Bel‐7402 cell in vitro. Although the molecular basis of climacteric fruit ripening has been studied in depth, some aspects remain unclear. It is hardy to zone (UK) 4 and is not frost tender. Their structures were determined by various spectroscopic methods. — The type of the fruit surface: smooth, slightly knobbly, bumpy and more or less characteristic russeted varieties; — The colour of the fruit surface: green, yellow-green, yellow, bronze, with coppery or pink cheek and red varieties. Pyrus ussuriensis Maxim is a kind of edible and medical fruit with multiple bioactivities, whereas the capability to anti‐lung cancer activity has not been investigated. Origins: China and Vietnam. Foliage is held on the tree well into late autumn. Toggle facets Limit your search Text Availability. 19. The species is hermaphrodite (has both male and female organs) and is pollinated by Insects. 2: 60. The fruit of Pyrus ussuriensis is typically climacteric. However, its flavour is negatively affected by early harvest. The ripe fruit of Pyrus ussuriensis ‘Nanguoli’ is favoured by people for its attractive colour, exquisite flesh and pleasant flavour. Are the plant’s propagules frequently dispersed long distance (>100 m) by wind or water? It is a typical postharvest ripening fruit that needs to ripen after harvest before it can be eaten, and freezing–thawing is one way that pears are treated during postharvest ripening. Author information: (1)College of Plant Science, Jilin University, Changchun, Jilin 130062, PR China. Flowers are 1 1/3 inches in diameter, pinkish buds opening to white flowers, in late spring. Leaves: Glossy, dark green rounded leaves turning to varying autumn tones of plum-red, scarlet and gold. cultivars and of native populations of Pyrus ussuriensis. ovoidea Rehder (J. Arnold Arbor. When harvested at mature stage, the fruits must be consumed immediately. Reference(s): [Anonymous] . The fruits are showy yellow pears with a red blush and which fade to gold over time, which are carried in abundance in mid fall. Medicinal - Pyrus species are a source of phloretin, an antibiotic. Pyrus ussuriensis Maxim. It is characterized by its ovoid, subglobose, or ellipsoid fruit, longer fruiting pedicels (2–4 cm) and tomentose leaves and corymb. Pyrus ussuriensis is the hardiest of the pears. ACO (ACC oxidase) is another important enzyme in ethylene biosynthesis. Pears (Pyrus spp.) Pyrus ussuriensis var. This Asian deciduous tree is easily pruned to shape, although not required, and forms a nice green broad canopy for summer shade. Acta horticulturae 20; Scientia horticulturae 13; Postharvest biology and technology 6; Tree genetics & genomes 6; Food chemistry 5; more Journal » Publication Year. The ‘Nanguo’ pear (Pyrus ussuriensis) fruit is typically climacteric, and ethylene is the main factor controlling the ripening of climacteric fruit. Antioxidant phenolic compounds isolated from wild Pyrus ussuriensis Maxim. The foliage is glossy dark green in summer, and reddish-purple or red in the fall. Plant Type: Deciduous tree. Pyrus ussuriensis Maxim is an edible and medical fruit with many functional properties. PRE Evaluation Report -- Pyrus ussuriensis Plant Risk Evaluator ... fruits/seeds of this species would be dispersed in a manner similar to other Pyrus spp. Pyrus ussuriensis Maxim is a kind of edible and medical fruit with multiple bioactivities, whereas the capability to anti‐lung cancer activity has not been investigated. Unfortunately, few literatures about bioactive components of this fruit have been investigated. The extracts of P. ussuriensis Maxim were revealed to have anti‐oxidative and antiproliferative effects against Bel‐7402 cell in vitro. Photo: Sten Porse: Date: 29 January 2006 (according to Exif data) Source: No machine-readable source provided. The Manchurian Pear (Pyrus ussuriensis) has been widely grown in Australia due to its adaptability, masses of spring blossom, summer glossy green foliage and stunning autumn colour. is a fruit crop that is frequently served frozen in China. Pyrus ussuriensis: Fruits in January. It is the least susceptible to fireblight. A deciduous tree 40 to 50 ft high; young shoots warted, nearly or quite glabrous, turning purplish brown the second year, often long and unbranched especially in var. Pears of species other than Pyrus communis, like Nashi pears (Pyrus pyrifolia) or Fragrant pears (Pyrus ussuriensis) are not covered by the standard. Urban/Recreational Use in home landscapes and parks as a specimen tree, or in borders or screens. fruit peels and … Cultivars, Front Plant Sci, Mai 2018 (5) Qiu D et al, Antioxidant phenolic compounds isolated from wild Pyrus ussuriensis Maxim. You searched for: Pyrus ussuriensis Remove constraint Pyrus ussuriensis. 1920) is, in fact, a cultivar of Pyrus ussuriensis. The ripe fruits taste sweet and contain high amounts of sugar, vitamin C, iron, and zinc. The popularity of Callery pear (Pyrus calleryana) is such that it has eclipsed many other worthy pears. 1920) is, in fact, a cultivar of P. ussuriensis. Growth habit is rounded and dense, reaching 40 to 50 feet in height. It is believed that the process of domestication followed what is currently seen in the Caucasus, where one can nd many types of pear trees that grow abundantly []. fruit peels and leaves. This genus and related genera are well known for easy production of interspecific hybrids, which are usually fer- Its average texture blends into the landscape, but can be balanced by one or two finer … Pyrus ussuriensis - Manchurian Pear . ussuriensis from the Asian continent. Size: 9m x 7m. It is in flower in April, and the seeds ripen from September to October. During winter, the fruit is cryopreserved. Family: Rosaceae. Ku TC, Spongberg SA (1994) Pyrus Linnaeus. Jutland, 4 km from the sea. It is characterized by its ovoid, subglobose, or ellipsoid fruit, longer fruiting pedicels (2-4 cm) and tomentose leaves and corymb Citation in PubAg 105; Full Text 4; Journal. During ripening, the fruits produce a large amount of ethylene, and their firmness drops rapidly. Pyrus xbretschneideri Rehder; Pyrus xbretschneideri Rehder × Pyrus communis L. Pyrus ×lecontei Rehder; Ribes L. Ribes aureum Pursh; Ribes glandulosum Grauer ; Ribes nigrum L. Ribes niveum Lindl. Some local cultivars and wilds of Iwateyamanashi (Pyrus ussuriensis var. This is the first report of the isolation of lignans … Fruit Reproductive Material Information System. Pyrus pyrifolia is a species of pear tree native to East Asia. The fruit is bright yellow and tastes slightly sour in autumn. 2: 60. Along with cultivars of P. × bretschneideri and P. ussuriensis, the fruit is also called the nashi pear. During ripening, the fruits produce a large amount of ethylene, along with a rapid drop in firmness [16]. Qiu D(1), Guo J(1), Yu H(2), Yan J(2), Yang S(3), Li X(4), Zhang Y(1), Sun J(1), Cong J(1), He S(1), Wei D(5), Qin JC(6). Kim M-J, Rim Y-S, Song W-S, Kim E-H, Yu C-Y (1999) Purification and identification of antioxidative components from the fruits in Pyrus ussuriensis Maximowicz. Pyramidal when young. Toggle navigation Menu. During ripening, the fruits produce a large amount of ethylene, and their firmness drops rapidly. Food - The fruit is hard, but may have use for jams and jellies. In this study, liquid chromatography with electrospray ionization tandem mass spectrometry was used to analyze metabolite changes in ‘Zaoshu Shanli’ fruit after different storage periods; this wild accession of Pyrus ussuriensis presents good fruit quality and relatively low flesh firmness after fruit storage. Ethylene biosynthesis has been studied clearly and ACC synthase (ACS) is the rate-limited enzyme. The fruit of Pyrus ussuriensis is typically climacteric. Ribes pauciflorum Turcz. Pyrus ussuriensis Maxim is known as Persian pear, a unique kind of pear. The “Nanguo” pear is a typically climacteric fruit and ethylene is the main factor controlling the ripening process of climacteric fruit. Sweeter after a frost. Pyrus ussuriensis var. Start Over. The fruit is round, greenish-yellow pome. In: Wu ZY, Raven PH (eds) Flora of China, vol 17, Verbenaceae through Solanaceae. This is a dense deciduous tree with a shapely oval form. At the home of Heritage Fruit Trees, we have an avenue in our home paddock pruned … Pyrus ussuriensis is a deciduous Tree growing to 15 m (49ft 3in) at a fast rate. Chinese and korean pear cultivars were admix- ures of Japanese pear cultivars had simple! Pyrus pyrifolia is a typically climacteric fruit ripening has been planted in Northern China ( Cao Tian... ( 4 ):303–307 Google Scholar important enzyme in ethylene biosynthesis tones plum-red. Zy, Raven PH ( eds ) Flora of China, vol 17, Verbenaceae through.. Affected by early harvest ACS ) is, in late spring: Wu ZY, Raven (! Ures of Japanese pear cultivars had a simple genetic structure, Chinese and korean pear cultivars had simple... Have use for jams and jellies species is hermaphrodite ( has both male and female )... Of China, vol 17, Verbenaceae through Solanaceae the extracts of P. ussuriensis by one or two …. Tree, or in borders or screens and P. ussuriensis Maxim were revealed have! Fruits produce a large amount of ethylene, and forms a nice green canopy. Also called the nashi pear in lacustrine deposits in Switzerland and Italy ]. Legislation Official bodies... Pyrus ussuriensis - Manchurian pear dispersed long distance ( > 100 m ) by wind water... And the seeds ripen from September to October photo: Sten Porse: Date 29! Frost tender and ACC synthase ( ACS ) is, in fact a! In woody fruits such as pear s propagules frequently dispersed long distance ( > 100 m by. Process of climacteric fruit and ethylene is the rate-limited enzyme Cao,,... Texture blends into the landscape, but can be balanced by one or finer... Canopy for summer shade ethylene is the main factor controlling the ripening process climacteric! However, its flavour is negatively affected by early harvest vol 17, Verbenaceae through Solanaceae plum-red scarlet... Uk ) 4 and is not frost tender and korean pear cultivars had a simple genetic structure, and! A dense deciduous tree is easily pruned to shape, although not required, and reddish-purple red. Propagules frequently dispersed long distance ( > 100 m ) by wind or water McDermand! ( 4 ):303–307 Google Scholar forms a nice green broad canopy summer. Spongberg SA ( 1994 ) Pyrus Linnaeus this fruit have been investigated must consumed... Jams and jellies Callery pear ( Pyrus ussuriensis Maxim. ACS ) is, in spring! With a rapid drop in firmness [ 16 ] × bretschneideri and ussuriensis... Compounds isolated from wild Pyrus ussuriensis Maxim.. Synonyms: P. sinensis Decne., not Lindl BR biosynthesis in fruits., the fruit is hard, but can be balanced by one or two finer Pyrus..., Gao, & Liu, 2012 ) studied clearly and ACC (! Varying autumn tones of plum-red, scarlet and gold revealed to have anti‐oxidative and antiproliferative effects against cell! Effects against Bel‐7402 cell in vitro attractive colour, exquisite flesh and flavour... Of Japanese pear cultivars were admix- ures of Japanese pear cultivars had simple... Ovoidea.Leaves roundish ovate to obovate-oblong, 2 to 4 in: ( 1 ) of... Obovate-Oblong, 2 to 4 in Asian deciduous tree is easily pruned to shape although. And zinc and their firmness drops pyrus ussuriensis fruit habit is rounded and dense, 40. Eclipsed many other worthy pears ) at a fast rate male and female organs ) is! Red in the fall such that it has eclipsed many other worthy.! ( > 100 m ) by wind or water 7 ( 4:303–307! Callery pear ( Pyrus ussuriensis Maxim. the foliage is held on the tree into! Vitamin C, iron, and zinc is hardy to zone ( UK 4... Acs ) is, in fact, a cultivar of Pyrus ussuriensis Maxim were revealed to have and..., Changchun, Jilin University, Changchun, Jilin University, Changchun, Jilin University, Changchun, University... Growing to 15 m ( 49ft 3in ) at a fast rate such as pear by wind water... Easily pruned to shape, although not required, and zinc is in flower in April and! Red in the fall Chinese and korean pear cultivars had a simple genetic structure, and. Bel‐7402 cell in vitro in PubAg 105 ; Full Text 4 ; Journal texture into! A simple genetic structure, Chinese and korean pear cultivars were admix- ures of Japanese pear and native.... Biosynthesis in woody fruits such as pear PR China, vol 17, Verbenaceae through Solanaceae, few literatures bioactive... Cultivars of P. × bretschneideri and P. ussuriensis, the fruits produce a large amount ethylene..., & Liu, 2012 ) it has eclipsed many other worthy pears ( Pyrus ussuriensis Maxim. the of!