| 单词 | black rot |
| 释义 | > as lemmasblack rot black rot n. †(a) a disease of sheep (perhaps hepatic fascioliasis or black disease) (obsolete); (b) any of various (typically fungal or bacterial) diseases of plants characterized by decay and black or dark brown discoloration of tissues, esp. that caused by the fungus Guignardia bidwellii in vines of the family Vitaceae. ΘΚΠ the world > plants > disease or injury > [noun] > characterized by part affected or appearance produced jaundice1600 black rot1769 root rot1831 leaf blight1849 leaf curl1850 black heart1862 icterus1866 albication1877 footrot1883 curl-leaf1886 silver top1890 stem-sickness1890 sleeping disease1899 mosaic1900 leaf mosaic1902 scorch1906 blotch1909 little leaf1911 ringspot1913 crinkle1920 vein banding1928 1769 Lloyd's Evening Post 5 May 438/3 Belfast, April 29. An infallible cure for the disorder in horned cattle, called the Big Gaul,..has been also tried with success upon sheep for the Black Rot. 1780 A. Young Tour Ireland (Dublin ed.) I. 260 They will bring limestone 14 or 15 miles, burn it, and sprinkle their potatoe land with it to prevent the black rot. 1809 Repertory Arts, Manufactures, & Agric. 14 343 Some people have been led to consider the rot as of two kinds, viz. the querney, or black rot, proceeding from foul feeding, and the hunger rot, from an absolute deficiency of food of every kind. 1850 Ann. Rep. Commissioner Patents 1849: Agric. 438 in U.S. Congress. Serial Set (31st Congr., 1st Sess.: House of Representatives Executive Doc. 20, Pt. 2) VI In the southern part of the State winter apples are very liable to the black-rot, spots, [etc.]. 1957 Encycl. Brit. X. 640/1 Europeans imported the American varieties [of vine], and thereby unwittingly imported phylloxera..and black rot (Guignardia bidwellii). 2000 Org. Gardening Sept. 27/3 Black rot attacks leaves, shoots, tendrils, and young stems, which show small, dark, elliptical cankers. < as lemmas |
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