单词 | sun scald |
释义 | sun scaldn. 1. a. Damage to the bark of trees, or to the surfaces of leaves, fruits, or tubers, resulting from exposure to strong sunlight (usually as a result of localized overheating of the tissues); an instance of this. ΘΚΠ the world > plants > disease or injury > [noun] > damage due to environmental conditions wind-stroke1657 carbunculation1666 firing1693 fire blast1727 houseburning1757 winter-killing1827 sun scald1850 scalding1865 sunburn1865 wind-blow1921 water stress1922 balling1928 windrock1969 wind-rocking1972 Waldsterben1983 1850 Bangor (Maine) Daily Whig & Courier 4 Mar. That scourge of the pear tree..would be much less prevalent if the trunk and limbs were kept low and well shaded by their foliage. Let any body whose trees are subject to ‘fire-blight’ or rather as it should be called, sun-scald, try the experiment and see. 1881 Gardeners' Chron. 12 Nov. 621/1 The spots..look more like the sun-scalds one sees upon the leaves of plants grown under glass. 1932 E. P. Felt & W. H. Rankin Insects & Dis. Ornamental Trees & Shrubs iv. 116 Beech, spruce and pines are subject to sun-scald. 1967 New Scientist 30 Nov. 546/2 The temperature of the fruit [sc. tomatoes] directly exposed to the sun is at least 5 to 10 deg C higher than the surrounding air, and this high temperature frequently causes sunscald. 2010 Guardian 16 July 39/5 White paint provides good protection against sun scald. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > various diseases footrot1706 botrytis1751 leaf spot1846 winter rot1857 leaf blotch1860 downy mildew1886 sun scald1896 Septoria1897 spike-disease1906 fusarium rot1907 hadromycosis1916 verticillium wilt1916 wilt1916 die-off1918 rhynchosporium1918 shoestring rot1931 vascular wilt (disease)1946 1896 E. G. Lodeman Spraying of Plants ii. 274 Celery Blight; Rust; Sun-scald (Cercospora Apii). 1908 Biennial Rep. Missouri Fruit Exper. Station 17 When the infections occur on the trunk and the conditions are favorable for the growth of the organism [sc. Cytospora rubescens] it frequently produces large wounds which are usually spoken of as ‘sun scald’. ΘΚΠ the world > matter > light > naturally occurring light > [noun] > sunlight or sunshine > gleam or glint of > on a surface or object sun spark1828 plash1848 sun scald1897 1897 R. Kipling Captains Courageous v, in McClure's Mag. Jan. 231/1 It seemed a sin to do anything but loaf over the hand-lines and spank the drifting ‘sunscalds’ with an oar. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < |
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