| 单词 | ash dieback |
| 释义 | > as lemmasash dieback ash dieback n. any of several diseases of ash trees of the genus Fraxinus, with symptoms typically including the progressive death of branches; (now esp.) a serious disease of the European ash, F. excelsior, caused by the ascomycete fungus Hymenoscyphus pseudoalbidus (also called Chalara fraxinea); cf. die-back n. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > associated with trees heart rot1808 white rot1828 sap-rot1838 red rot1847 conk1851 soft rot1886 pine blister1889 silver-leaf1890 leaf shedding1891 pine rust1893 leaf cast1894 partridge-wood1894 larch blister1895 needle-cast1895 sooty mould1901 white pine blister rust1909 larch needle cast1921 coral-spot1923 ink disease1923 pocket rot1926 wood rot1926 Dutch elm disease1927 oak wilt1942 ash dieback1957 1913 New Jersey State Hort. Soc., 38th Ann. Session, 1912 45 Ash (Fraximus [sic] americana L.)... Die back—Cause undetermined.] 1957 Forest Sci. 3 75/1 White Ash, Fraxinus americana L., has been dying in increasing numbers in New York State and other parts of the Northeast during the past 15 years from an unknown disease commonly called ash dieback. 1961 Post-Standard (Syracuse, N.Y.) 10 May 19/4 The cause of the disease, ‘ash dieback’ was unknown, but it was killing trees in many parts of the state [sc. New York]. 1983 New Scientist 13 Jan. 76/2 A survey of ash die-back, a condition involving massive loss of foliage in ash trees, covered 3000 kilometers of roads between York and Watford. 2001 Buffalo (N.Y.) News (Nexis) 6 May (Local section) b4 It's uncertain if ash die-back is the result of pathogens, pollution or something else. 2012 Guardian 27 Sept. (G2 section) 3/1 All Britain's estimated 80m ash trees could be lost to the fungal disease known as ‘ash dieback’. < as lemmas |
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