| 单词 | crown rot |
| 释义 | > as lemmascrown rot crown rot n. any of various diseases of plants characterized by decay of the crown (sense 21a), and typically caused by fungi. ΘΚΠ the world > plants > disease or injury > [noun] > type of disease > fungal > associated with crop or food plants > fruit or fruit plants leaf curl1850 fly-speck1855 vine-mildew1855 vine-fungus1857 leaf blister1858 blister1864 peach-blister1866 charbon1882 crown rot1888 melanose1888 plum pocket1888 peach leaf curl1890 brown rot1894 mummy1902 sooty blotch1909 rhubarb disease1911 spur blight1915 red core1936 sclerotinia1950 Sigatoka1958 1888 Exper. Farms: Rep. 1887 (Canada Dept. Agric.) 61 The crown rot which so frequently destroys celery in winter. 1904 Jrnl. Mycol. 10 2 A large number of cultures have been made from sugar beets decaying with the typical black crown rot caused by Phoma, and from the peculiar concentric brown leaf spots produced by Phyllosticta upon the leaves of this plant. 1952 E. Ramsden tr. E. Gram & H. Weber Plant Dis. iii. 355/1 No part of a plant with any sign of crown rot should be used for planting. 2008 L. L. Strand Integrated Pest Managem. Strawberries 101/1 Phytophthora crown rot may be distinguished from other root and crown diseases by the appearance of crown tissue discoloration and decay. < as lemmas |
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