单词 | leaf scorch |
释义 | > as lemmasleaf scorch leaf scorch n. any of various plant diseases and disorders, frequently due to environmental conditions, in which leaves shrivel and turn brown. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > deficiency diseases chlorosis1805 leaf scald1870 leaf scorch1899 sand drown1922 yellows1926 iron deficiency anaemia1932 1899 Bull. N.Y. Agric. Exper. Station No. 162. 171 The effects of leaf scorch on the beet root might easily be mistaken for scab. 1931 Times 16 Mar. 17/3 Apple leaf-scorch may also be..caused by a..rainy season dissolving the potash contents of the leaves. 1961 Amateur Gardening 21 Oct. (Suppl.) 31/2 Leaf scorch. A common disorder of grapevines under glass, in which the leaves take on a shrivelled appearance. 2006 Grow your Own July 35/1 Extreme summer heat and hot dry winds can cause leaf scorch. < as lemmas |
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